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<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en">
<head>
<!-- 2021-06-15 Tue 18:23 -->
<meta http-equiv="Content-Type" content="text/html;charset=utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1" />
<title>The Library of Babel</title>
<meta name="generator" content="Org mode" />
<meta name="author" content="Org-mode People" />
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// @license magnet:?xt=urn:btih:1f739d935676111cfff4b4693e3816e664797050&dn=gpl-3.0.txt GPL-v3-or-Later
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// @license-end
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<script type="text/x-mathjax-config">
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</head>
<body>
<div id="content">
<h1 class="title">The Library of Babel</h1>
<div id="table-of-contents">
<h2>Table of Contents</h2>
<div id="text-table-of-contents">
<ul>
<li><a href="#org8718a64">Introduction</a></li>
<li><a href="#orge45f0ad">Simple</a></li>
<li><a href="#org6ec8885">File I/O</a>
<ul>
<li><a href="#org9861799">Reading and writing files</a></li>
<li><a href="#org367cb62">Remote files</a>
<ul>
<li><a href="#orgcd3c7c3">json</a></li>
<li><a href="#orgbe687c8">Google docs</a></li>
</ul>
</li>
</ul>
</li>
<li><a href="#org87155f8">Plotting code</a>
<ul>
<li><a href="#org39927fa">R</a></li>
<li><a href="#org93dc8e6">Gnuplot</a></li>
</ul>
</li>
<li><a href="#org3daf9b1">Org reference</a>
<ul>
<li><a href="#orgb48cc7e">Headline references</a></li>
</ul>
</li>
<li><a href="#orgea9915d">Tables</a>
<ul>
<li><a href="#orgcb77bb6">LaTeX Table Export</a>
<ul>
<li><a href="#orgd8a40bb">booktabs</a></li>
<li><a href="#org89f45d7">longtable</a></li>
<li><a href="#org0915ebc">booktabs-notes</a></li>
</ul>
</li>
<li><a href="#orgea86cf5">Elegant lisp for transposing a matrix</a></li>
<li><a href="#org6729bb1">Convert every element of a table to a string</a></li>
</ul>
</li>
<li><a href="#org612ec31">Misc</a>
<ul>
<li><a href="#org47a3519">File-specific Version Control logging</a></li>
<li><a href="#orgb896af4">Trivial python code blocks</a></li>
<li><a href="#orgf2dca12">Arithmetic</a></li>
</ul>
</li>
<li><a href="#org4048838">GANTT Charts</a></li>
<li><a href="#org5dcdde9">Available languages</a>
<ul>
<li><a href="#orga608e9c">From Org’s core</a></li>
<li><a href="#org8ffa57e">From Org’s contrib/babel/langs</a></li>
</ul>
</li>
<li><a href="#org0f9e909">Default result for block execution</a></li>
</ul>
</div>
</div>
<div id="outline-container-org8718a64" class="outline-2">
<h2 id="org8718a64">Introduction</h2>
<div class="outline-text-2" id="text-org8718a64">
<p>
The Library of Babel is an extensible collection of ready-made and
easily-shortcut-callable source-code blocks for handling common tasks.
Org-babel comes pre-populated with the source-code blocks located in
this file. It is possible to add source-code blocks from any org-mode
file to the library by calling <code>(org-babel-lob-ingest
"path/to/file.org")</code>.
</p>
<p>
This file is included in worg mainly less for viewing through the web
interface, and more for contribution through the worg git repository.
If you have code snippets that you think others may find useful please
add them to this file and <a href="worg-about.html#org8a84f78">How to use git for Worg</a> to worg.
</p>
<p>
The raw Org-mode text of this file can be downloaded at
<a href="https://orgmode.org/worg/library-of-babel.org">library-of-babel.org</a>
</p>
</div>
</div>
<div id="outline-container-orge45f0ad" class="outline-2">
<h2 id="orge45f0ad">Simple</h2>
<div class="outline-text-2" id="text-orge45f0ad">
<p>
A collection of simple utility functions:
</p>
<div class="org-src-container">
<pre class="src src-emacs-lisp" id="orgb632b4d"> input
</pre>
</div>
</div>
</div>
<div id="outline-container-org6ec8885" class="outline-2">
<h2 id="org6ec8885">File I/O</h2>
<div class="outline-text-2" id="text-org6ec8885">
</div>
<div id="outline-container-org9861799" class="outline-3">
<h3 id="org9861799">Reading and writing files</h3>
<div class="outline-text-3" id="text-org9861799">
<p>
Read the contents of the file at <code>file</code>. The <code>:results vector</code> and
<code>:results scalar</code> header arguments can be used to read the contents of
file as either a table or a string.
</p>
<div class="org-src-container">
<pre class="src src-emacs-lisp" id="orgde81459"> <span style="color: #eb4509;">(</span><span style="color: #eb4509;">if</span> <span style="color: #fd971f;">(</span><span style="color: #fd971f;">string=</span> format <span style="color: #e2c770;">"csv"</span><span style="color: #fd971f;">)</span>
<span style="color: #fd971f;">(</span><span style="color: #eb4509;">with-temp-buffer</span>
<span style="color: #b6e63e;">(</span><span style="color: #b6e63e;">org-table-import</span> <span style="color: #eb4509;">(</span><span style="color: #fd971f;">expand-file-name</span> file<span style="color: #eb4509;">)</span> nil<span style="color: #b6e63e;">)</span>
<span style="color: #b6e63e;">(</span><span style="color: #b6e63e;">org-table-to-lisp</span><span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span>
<span style="color: #fd971f;">(</span><span style="color: #eb4509;">with-temp-buffer</span>
<span style="color: #b6e63e;">(</span><span style="color: #fd971f;">insert-file-contents</span> <span style="color: #eb4509;">(</span><span style="color: #fd971f;">expand-file-name</span> file<span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span>
<span style="color: #b6e63e;">(</span><span style="color: #fd971f;">buffer-string</span><span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span>
</pre>
</div>
<p>
Write <code>data</code> to a file at <code>file</code>. If <code>data</code> is a list, then write it
as a table in traditional Org-mode table syntax.
</p>
<div class="org-src-container">
<pre class="src src-emacs-lisp" id="org859eb19"> <span style="color: #eb4509;">(</span><span style="color: #eb4509;">flet</span> <span style="color: #fd971f;">(</span><span style="color: #b6e63e;">(</span>echo <span style="color: #eb4509;">(</span>r<span style="color: #eb4509;">)</span> <span style="color: #eb4509;">(</span><span style="color: #eb4509;">if</span> <span style="color: #fd971f;">(</span><span style="color: #fd971f;">stringp</span> r<span style="color: #fd971f;">)</span> r <span style="color: #fd971f;">(</span><span style="color: #fd971f;">format</span> <span style="color: #e2c770;">"%S"</span> r<span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span>
<span style="color: #fd971f;">(</span><span style="color: #eb4509;">with-temp-file</span> file
<span style="color: #b6e63e;">(</span><span style="color: #eb4509;">case</span> <span style="color: #eb4509;">(</span><span style="color: #eb4509;">and</span> <span style="color: #fd971f;">(</span><span style="color: #fd971f;">listp</span> data<span style="color: #fd971f;">)</span>
<span style="color: #fd971f;">(</span><span style="color: #eb4509;">or</span> ext <span style="color: #b6e63e;">(</span><span style="color: #fd971f;">intern</span> <span style="color: #eb4509;">(</span><span style="color: #b6e63e;">file-name-extension</span> file<span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span><span style="color: #9c91e4;">'</span><span style="color: #66d9ef;">tsv</span> <span style="color: #fd971f;">(</span><span style="color: #fd971f;">insert</span> <span style="color: #b6e63e;">(</span><span style="color: #b6e63e;">orgtbl-to-tsv</span> data <span style="color: #9c91e4;">'</span><span style="color: #eb4509;">(</span><span style="color: #fd971f;">:fmt</span> echo<span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span><span style="color: #9c91e4;">'</span><span style="color: #66d9ef;">csv</span> <span style="color: #fd971f;">(</span><span style="color: #fd971f;">insert</span> <span style="color: #b6e63e;">(</span><span style="color: #b6e63e;">orgtbl-to-csv</span> data <span style="color: #9c91e4;">'</span><span style="color: #eb4509;">(</span><span style="color: #fd971f;">:fmt</span> echo<span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span>t <span style="color: #fd971f;">(</span><span style="color: #b6e63e;">org-babel-insert-result</span> data<span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span>
nil
</pre>
</div>
</div>
</div>
<div id="outline-container-org367cb62" class="outline-3">
<h3 id="org367cb62">Remote files</h3>
<div class="outline-text-3" id="text-org367cb62">
</div>
<div id="outline-container-orgcd3c7c3" class="outline-4">
<h4 id="orgcd3c7c3">json</h4>
<div class="outline-text-4" id="text-orgcd3c7c3">
<p>
Read local or remote file in <a href="http://www.json.org/">json</a> format into emacs-lisp objects.
</p>
<div class="org-src-container">
<pre class="src src-emacs-lisp" id="org0b0d89c"> <span style="color: #eb4509;">(</span><span style="color: #fd971f;">require</span> <span style="color: #9c91e4;">'</span><span style="color: #fd971f;">json</span><span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span><span style="color: #eb4509;">cond</span>
<span style="color: #fd971f;">(</span>file
<span style="color: #b6e63e;">(</span><span style="color: #eb4509;">org-babel-with-temp-filebuffer</span> file
<span style="color: #eb4509;">(</span><span style="color: #fd971f;">goto-char</span> <span style="color: #fd971f;">(</span><span style="color: #fd971f;">point-min</span><span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span><span style="color: #b6e63e;">json-read</span><span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span>
<span style="color: #fd971f;">(</span>url
<span style="color: #b6e63e;">(</span><span style="color: #fd971f;">require</span> <span style="color: #9c91e4;">'</span><span style="color: #fd971f;">w3m</span><span style="color: #b6e63e;">)</span>
<span style="color: #b6e63e;">(</span><span style="color: #eb4509;">with-temp-buffer</span>
<span style="color: #eb4509;">(</span>w3m-retrieve url<span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span><span style="color: #fd971f;">goto-char</span> <span style="color: #fd971f;">(</span><span style="color: #fd971f;">point-min</span><span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span><span style="color: #b6e63e;">json-read</span><span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span>
</pre>
</div>
</div>
</div>
<div id="outline-container-orgbe687c8" class="outline-4">
<h4 id="orgbe687c8">Google docs</h4>
<div class="outline-text-4" id="text-orgbe687c8">
<p>
The following code blocks make use of the <a href="http://code.google.com/p/googlecl/">googlecl</a> Google command line
tool. This tool provides functionality for accessing Google services
from the command line, and the following code blocks use <i>googlecl</i>
for reading from and writing to Google docs with Org-mode code blocks.
</p>
</div>
<ul class="org-ul">
<li><a id="orgb1d989f"></a>Read a document from Google docs<br />
<div class="outline-text-5" id="text-orgb1d989f">
<p>
The <code>google</code> command seems to be throwing “Moved Temporarily” errors
when trying to download textual documents, but this is working fine
for spreadsheets.
</p>
<div class="org-src-container">
<pre class="src src-emacs-lisp" id="org4556c1b"> <span style="color: #eb4509;">(</span><span style="color: #eb4509;">let*</span> <span style="color: #fd971f;">(</span><span style="color: #b6e63e;">(</span>file <span style="color: #eb4509;">(</span><span style="color: #fd971f;">concat</span> title <span style="color: #e2c770;">"."</span> format<span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span>
<span style="color: #b6e63e;">(</span>cmd <span style="color: #eb4509;">(</span><span style="color: #fd971f;">format</span> <span style="color: #e2c770;">"google docs get --format %S --title %S"</span> format title<span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span>
<span style="color: #fd971f;">(</span><span style="color: #fd971f;">message</span> cmd<span style="color: #fd971f;">)</span> <span style="color: #fd971f;">(</span><span style="color: #fd971f;">message</span> <span style="color: #b6e63e;">(</span><span style="color: #b6e63e;">shell-command-to-string</span> cmd<span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span>
<span style="color: #fd971f;">(</span><span style="color: #eb4509;">prog1</span> <span style="color: #b6e63e;">(</span><span style="color: #eb4509;">if</span> <span style="color: #eb4509;">(</span><span style="color: #fd971f;">string=</span> format <span style="color: #e2c770;">"csv"</span><span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span><span style="color: #eb4509;">with-temp-buffer</span>
<span style="color: #fd971f;">(</span><span style="color: #b6e63e;">org-table-import</span> <span style="color: #b6e63e;">(</span><span style="color: #b6e63e;">shell-quote-argument</span> file<span style="color: #b6e63e;">)</span> <span style="color: #9c91e4;">'</span><span style="color: #b6e63e;">(</span><span style="color: #9c91e4; font-weight: bold;">4</span><span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span>
<span style="color: #fd971f;">(</span><span style="color: #b6e63e;">org-table-to-lisp</span><span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span><span style="color: #eb4509;">with-temp-buffer</span>
<span style="color: #fd971f;">(</span><span style="color: #fd971f;">insert-file-contents</span> <span style="color: #b6e63e;">(</span><span style="color: #b6e63e;">shell-quote-argument</span> file<span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span>
<span style="color: #fd971f;">(</span><span style="color: #fd971f;">buffer-string</span><span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span>
<span style="color: #b6e63e;">(</span><span style="color: #fd971f;">delete-file</span> file<span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span>
</pre>
</div>
<p>
For example, a line like the following can be used to read the
contents of a spreadsheet named <code>num-cells</code> into a table.
</p>
<pre class="example">
#+call: gdoc-read(title="num-cells"")
</pre>
<p>
A line like the following can be used to read the contents of a
document as a string.
</p>
<pre class="example">
#+call: gdoc-read(title="loremi", :format "txt")
</pre>
</div>
</li>
<li><a id="org6ba450a"></a>Write a document to a Google docs<br />
<div class="outline-text-5" id="text-org6ba450a">
<p>
Write <code>data</code> to a google document named <code>title</code>. If <code>data</code> is tabular
it will be saved to a spreadsheet, otherwise it will be saved as a
normal document.
</p>
<div class="org-src-container">
<pre class="src src-emacs-lisp" id="org0733d27"> <span style="color: #eb4509;">(</span><span style="color: #eb4509;">let*</span> <span style="color: #fd971f;">(</span><span style="color: #b6e63e;">(</span><span style="color: #fd971f;">format</span> <span style="color: #eb4509;">(</span><span style="color: #eb4509;">if</span> <span style="color: #fd971f;">(</span><span style="color: #fd971f;">listp</span> data<span style="color: #fd971f;">)</span> <span style="color: #e2c770;">"csv"</span> <span style="color: #e2c770;">"txt"</span><span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span>
<span style="color: #b6e63e;">(</span>tmp-file <span style="color: #eb4509;">(</span><span style="color: #b6e63e;">make-temp-file</span> <span style="color: #e2c770;">"org-babel-google-doc"</span> nil <span style="color: #fd971f;">(</span><span style="color: #fd971f;">concat</span> <span style="color: #e2c770;">"."</span> format<span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span>
<span style="color: #b6e63e;">(</span>cmd <span style="color: #eb4509;">(</span><span style="color: #fd971f;">format</span> <span style="color: #e2c770;">"google docs upload --title %S %S"</span> title tmp-file<span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span>
<span style="color: #fd971f;">(</span><span style="color: #eb4509;">with-temp-file</span> tmp-file
<span style="color: #b6e63e;">(</span><span style="color: #fd971f;">insert</span>
<span style="color: #eb4509;">(</span><span style="color: #eb4509;">if</span> <span style="color: #fd971f;">(</span><span style="color: #fd971f;">listp</span> data<span style="color: #fd971f;">)</span>
<span style="color: #fd971f;">(</span><span style="color: #b6e63e;">orgtbl-to-csv</span>
data <span style="color: #9c91e4;">'</span><span style="color: #b6e63e;">(</span><span style="color: #fd971f;">:fmt</span> <span style="color: #eb4509;">(</span><span style="color: #eb4509;">lambda</span> <span style="color: #fd971f;">(</span>el<span style="color: #fd971f;">)</span> <span style="color: #fd971f;">(</span><span style="color: #eb4509;">if</span> <span style="color: #b6e63e;">(</span><span style="color: #fd971f;">stringp</span> el<span style="color: #b6e63e;">)</span> el <span style="color: #b6e63e;">(</span><span style="color: #fd971f;">format</span> <span style="color: #e2c770;">"%S"</span> el<span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span>
<span style="color: #fd971f;">(</span><span style="color: #eb4509;">if</span> <span style="color: #b6e63e;">(</span><span style="color: #fd971f;">stringp</span> data<span style="color: #b6e63e;">)</span> data <span style="color: #b6e63e;">(</span><span style="color: #fd971f;">format</span> <span style="color: #e2c770;">"%S"</span> data<span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span>
<span style="color: #fd971f;">(</span><span style="color: #fd971f;">message</span> cmd<span style="color: #fd971f;">)</span>
<span style="color: #fd971f;">(</span><span style="color: #eb4509;">prog1</span> <span style="color: #b6e63e;">(</span><span style="color: #b6e63e;">shell-command-to-string</span> cmd<span style="color: #b6e63e;">)</span> <span style="color: #b6e63e;">(</span><span style="color: #fd971f;">delete-file</span> tmp-file<span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span>
</pre>
</div>
<p>
example usage
</p>
<pre class="example">
#+name: fibs
#+begin_src emacs-lisp :var n=8
(flet ((fib (m) (if (< m 2) 1 (+ (fib (- m 1)) (fib (- m 2))))))
(mapcar (lambda (el) (list el (fib el))) (number-sequence 0 (- n 1))))
#+end_src
#+call: gdoc-write(title="fibs", data=fibs(n=10))
</pre>
</div>
</li>
</ul>
</div>
</div>
</div>
<div id="outline-container-org87155f8" class="outline-2">
<h2 id="org87155f8">Plotting code</h2>
<div class="outline-text-2" id="text-org87155f8">
</div>
<div id="outline-container-org39927fa" class="outline-3">
<h3 id="org39927fa">R</h3>
<div class="outline-text-3" id="text-org39927fa">
<p>
Plot column 2 (y axis) against column 1 (x axis). Columns 3 and
beyond, if present, are ignored.
</p>
<p>
Running this code will create a file <code>Rplots.pdf</code> in the current working directory.
</p>
<div class="org-src-container">
<pre class="src src-R" id="orgff81c52">plot(data)
</pre>
</div>
<table id="orga1135cc" border="2" cellspacing="0" cellpadding="6" rules="groups" frame="hsides">
<colgroup>
<col class="org-right" />
<col class="org-right" />
</colgroup>
<tbody>
<tr>
<td class="org-right">1</td>
<td class="org-right">2</td>
</tr>
<tr>
<td class="org-right">2</td>
<td class="org-right">4</td>
</tr>
<tr>
<td class="org-right">3</td>
<td class="org-right">9</td>
</tr>
<tr>
<td class="org-right">4</td>
<td class="org-right">16</td>
</tr>
<tr>
<td class="org-right">5</td>
<td class="org-right">25</td>
</tr>
</tbody>
</table>
</div>
</div>
<div id="outline-container-org93dc8e6" class="outline-3">
<h3 id="org93dc8e6">Gnuplot</h3>
</div>
</div>
<div id="outline-container-org3daf9b1" class="outline-2">
<h2 id="org3daf9b1">Org reference</h2>
<div class="outline-text-2" id="text-org3daf9b1">
</div>
<div id="outline-container-orgb48cc7e" class="outline-3">
<h3 id="orgb48cc7e">Headline references</h3>
<div class="outline-text-3" id="text-orgb48cc7e">
<div class="org-src-container">
<pre class="src src-emacs-lisp" id="org7da7045"> <span style="color: #eb4509;">(</span><span style="color: #eb4509;">save-excursion</span>
<span style="color: #fd971f;">(</span><span style="color: #eb4509;">when</span> file <span style="color: #b6e63e;">(</span><span style="color: #fd971f;">get-file-buffer</span> file<span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span>
<span style="color: #fd971f;">(</span><span style="color: #b6e63e;">org-open-link-from-string</span> <span style="color: #b6e63e;">(</span><span style="color: #b6e63e;">org-make-link-string</span> headline<span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span>
<span style="color: #fd971f;">(</span><span style="color: #eb4509;">save-restriction</span>
<span style="color: #b6e63e;">(</span><span style="color: #b6e63e;">org-narrow-to-subtree</span><span style="color: #b6e63e;">)</span>
<span style="color: #b6e63e;">(</span><span style="color: #fd971f;">buffer-string</span><span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span>
</pre>
</div>
</div>
</div>
</div>
<div id="outline-container-orgea9915d" class="outline-2">
<h2 id="orgea9915d">Tables</h2>
<div class="outline-text-2" id="text-orgea9915d">
</div>
<div id="outline-container-orgcb77bb6" class="outline-3">
<h3 id="orgcb77bb6">LaTeX Table Export</h3>
<div class="outline-text-3" id="text-orgcb77bb6">
</div>
<div id="outline-container-orgd8a40bb" class="outline-4">
<h4 id="orgd8a40bb">booktabs</h4>
<div class="outline-text-4" id="text-orgd8a40bb">
<p>
This source block can be used to wrap a table in the latex <code>booktabs</code>
environment. The source block adds a <code>toprule</code> and <code>bottomrule</code> (so
don’t use <code>hline</code> at the top or bottom of the table). The <code>hline</code>
after the header is replaced with a <code>midrule</code>.
</p>
<p>
Note that this function bypasses the Org-mode LaTeX exporter and calls
<code>orgtbl-to-generic</code> to create the output table. This means that the
entries in the table are not translated from Org-mode to LaTeX.
</p>
<p>
It takes the following arguments – all but the first two are
optional.
</p>
<table border="2" cellspacing="0" cellpadding="6" rules="groups" frame="hsides">
<colgroup>
<col class="org-left" />
<col class="org-left" />
</colgroup>
<thead>
<tr>
<th scope="col" class="org-left">arg</th>
<th scope="col" class="org-left">description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="org-left">table</td>
<td class="org-left">a reference to the table</td>
</tr>
<tr>
<td class="org-left">align</td>
<td class="org-left">alignment string</td>
</tr>
<tr>
<td class="org-left">env</td>
<td class="org-left">optional environment, default to “tabular”</td>
</tr>
<tr>
<td class="org-left">width</td>
<td class="org-left">optional width specification string</td>
</tr>
</tbody>
</table>
<div class="org-src-container">
<pre class="src src-emacs-lisp" id="org3d2b3bd"> <span style="color: #eb4509;">(</span><span style="color: #eb4509;">flet</span> <span style="color: #fd971f;">(</span><span style="color: #b6e63e;">(</span>to-tab <span style="color: #eb4509;">(</span>tab<span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span><span style="color: #b6e63e;">orgtbl-to-generic</span>
<span style="color: #fd971f;">(</span><span style="color: #fd971f;">mapcar</span> <span style="color: #b6e63e;">(</span><span style="color: #eb4509;">lambda</span> <span style="color: #eb4509;">(</span>lis<span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span><span style="color: #eb4509;">if</span> <span style="color: #fd971f;">(</span><span style="color: #fd971f;">listp</span> lis<span style="color: #fd971f;">)</span>
<span style="color: #fd971f;">(</span><span style="color: #fd971f;">mapcar</span> <span style="color: #b6e63e;">(</span><span style="color: #eb4509;">lambda</span> <span style="color: #eb4509;">(</span>el<span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span><span style="color: #eb4509;">if</span> <span style="color: #fd971f;">(</span><span style="color: #fd971f;">stringp</span> el<span style="color: #fd971f;">)</span>
el
<span style="color: #fd971f;">(</span><span style="color: #fd971f;">format</span> <span style="color: #e2c770;">"%S"</span> el<span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span> <span style="color: #e2c770;">lis</span><span style="color: #fd971f;">)</span>
lis<span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span> <span style="color: #e2c770;">tab</span><span style="color: #fd971f;">)</span>
<span style="color: #fd971f;">(</span><span style="color: #fd971f;">list</span> <span style="color: #fd971f;">:lend</span> <span style="color: #e2c770;">" \\\\"</span> <span style="color: #fd971f;">:sep</span> <span style="color: #e2c770;">" & "</span> <span style="color: #fd971f;">:hline</span> <span style="color: #e2c770;">"\\hline"</span><span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span>
<span style="color: #fd971f;">(</span><span style="color: #b6e63e;">org-fill-template</span>
<span style="color: #e2c770;">"</span>
<span style="color: #e2c770;"> \\begin{%env}%width%align</span>
<span style="color: #e2c770;"> \\toprule</span>
<span style="color: #e2c770;"> %table</span>
<span style="color: #e2c770;"> \\bottomrule</span>
<span style="color: #e2c770;"> \\end{%env}\n"</span>
<span style="color: #b6e63e;">(</span><span style="color: #fd971f;">list</span>
<span style="color: #eb4509;">(</span><span style="color: #fd971f;">cons</span> <span style="color: #e2c770;">"env"</span> <span style="color: #fd971f;">(</span><span style="color: #eb4509;">or</span> env <span style="color: #e2c770;">"table"</span><span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span><span style="color: #fd971f;">cons</span> <span style="color: #e2c770;">"width"</span> <span style="color: #fd971f;">(</span><span style="color: #eb4509;">if</span> width <span style="color: #b6e63e;">(</span><span style="color: #fd971f;">format</span> <span style="color: #e2c770;">"{%s}"</span> width<span style="color: #b6e63e;">)</span> <span style="color: #e2c770;">""</span><span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span><span style="color: #fd971f;">cons</span> <span style="color: #e2c770;">"align"</span> <span style="color: #fd971f;">(</span><span style="color: #eb4509;">if</span> align <span style="color: #b6e63e;">(</span><span style="color: #fd971f;">format</span> <span style="color: #e2c770;">"{%s}"</span> align<span style="color: #b6e63e;">)</span> <span style="color: #e2c770;">""</span><span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span><span style="color: #fd971f;">cons</span> <span style="color: #e2c770;">"table"</span>
<span style="color: #696969;">;; </span><span style="color: #696969;">only use \midrule if it looks like there are column headers</span>
<span style="color: #fd971f;">(</span><span style="color: #eb4509;">if</span> <span style="color: #b6e63e;">(</span><span style="color: #fd971f;">equal</span> <span style="color: #9c91e4;">'</span><span style="color: #66d9ef;">hline</span> <span style="color: #eb4509;">(</span><span style="color: #b6e63e;">second</span> table<span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span>
<span style="color: #b6e63e;">(</span><span style="color: #fd971f;">concat</span> <span style="color: #eb4509;">(</span>to-tab <span style="color: #fd971f;">(</span><span style="color: #fd971f;">list</span> <span style="color: #b6e63e;">(</span><span style="color: #fd971f;">first</span> table<span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span>
<span style="color: #e2c770;">"\n\\midrule\n"</span>
<span style="color: #eb4509;">(</span>to-tab <span style="color: #fd971f;">(</span><span style="color: #b6e63e;">cddr</span> table<span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span>
<span style="color: #b6e63e;">(</span>to-tab table<span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span>
</pre>
</div>
</div>
</div>
<div id="outline-container-org89f45d7" class="outline-4">
<h4 id="org89f45d7">longtable</h4>
<div class="outline-text-4" id="text-org89f45d7">
<p>
This block can be used to wrap a table in the latex <code>longtable</code>
environment, it takes the following arguments – all but the first two
are optional.
</p>
<table border="2" cellspacing="0" cellpadding="6" rules="groups" frame="hsides">
<colgroup>
<col class="org-left" />
<col class="org-left" />
</colgroup>
<thead>
<tr>
<th scope="col" class="org-left">arg</th>
<th scope="col" class="org-left">description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="org-left">table</td>
<td class="org-left">a reference to the table</td>
</tr>
<tr>
<td class="org-left">align</td>
<td class="org-left">optional alignment string</td>
</tr>
<tr>
<td class="org-left">width</td>
<td class="org-left">optional width specification string</td>
</tr>
<tr>
<td class="org-left">hline</td>
<td class="org-left">the string to use as hline separator, defaults to “\\hline”</td>
</tr>
<tr>
<td class="org-left">head</td>
<td class="org-left">optional “head” string</td>
</tr>
<tr>
<td class="org-left">firsthead</td>
<td class="org-left">optional “firsthead” string</td>
</tr>
<tr>
<td class="org-left">foot</td>
<td class="org-left">optional “foot” string</td>
</tr>
<tr>
<td class="org-left">lastfoot</td>
<td class="org-left">optional “lastfoot” string</td>
</tr>
</tbody>
</table>
<div class="org-src-container">
<pre class="src src-emacs-lisp" id="orge12bf53"> <span style="color: #eb4509;">(</span><span style="color: #b6e63e;">org-fill-template</span>
<span style="color: #e2c770;">"</span>
<span style="color: #e2c770;"> \\begin{longtable}%width%align</span>
<span style="color: #e2c770;"> %firsthead</span>
<span style="color: #e2c770;"> %head</span>
<span style="color: #e2c770;"> %foot</span>
<span style="color: #e2c770;"> %lastfoot</span>
<span style="color: #e2c770;"> %table</span>
<span style="color: #e2c770;"> \\end{longtable}\n"</span>
<span style="color: #fd971f;">(</span><span style="color: #fd971f;">list</span>
<span style="color: #b6e63e;">(</span><span style="color: #fd971f;">cons</span> <span style="color: #e2c770;">"width"</span> <span style="color: #eb4509;">(</span><span style="color: #eb4509;">if</span> width <span style="color: #fd971f;">(</span><span style="color: #fd971f;">format</span> <span style="color: #e2c770;">"{%s}"</span> width<span style="color: #fd971f;">)</span> <span style="color: #e2c770;">""</span><span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span>
<span style="color: #b6e63e;">(</span><span style="color: #fd971f;">cons</span> <span style="color: #e2c770;">"align"</span> <span style="color: #eb4509;">(</span><span style="color: #eb4509;">if</span> align <span style="color: #fd971f;">(</span><span style="color: #fd971f;">format</span> <span style="color: #e2c770;">"{%s}"</span> align<span style="color: #fd971f;">)</span> <span style="color: #e2c770;">""</span><span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span>
<span style="color: #b6e63e;">(</span><span style="color: #fd971f;">cons</span> <span style="color: #e2c770;">"firsthead"</span> <span style="color: #eb4509;">(</span><span style="color: #eb4509;">if</span> firsthead <span style="color: #fd971f;">(</span><span style="color: #fd971f;">concat</span> firsthead <span style="color: #e2c770;">"\n\\endfirsthead\n"</span><span style="color: #fd971f;">)</span> <span style="color: #e2c770;">""</span><span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span>
<span style="color: #b6e63e;">(</span><span style="color: #fd971f;">cons</span> <span style="color: #e2c770;">"head"</span> <span style="color: #eb4509;">(</span><span style="color: #eb4509;">if</span> head <span style="color: #fd971f;">(</span><span style="color: #fd971f;">concat</span> head <span style="color: #e2c770;">"\n\\endhead\n"</span><span style="color: #fd971f;">)</span> <span style="color: #e2c770;">""</span><span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span>
<span style="color: #b6e63e;">(</span><span style="color: #fd971f;">cons</span> <span style="color: #e2c770;">"foot"</span> <span style="color: #eb4509;">(</span><span style="color: #eb4509;">if</span> foot <span style="color: #fd971f;">(</span><span style="color: #fd971f;">concat</span> foot <span style="color: #e2c770;">"\n\\endfoot\n"</span><span style="color: #fd971f;">)</span> <span style="color: #e2c770;">""</span><span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span>
<span style="color: #b6e63e;">(</span><span style="color: #fd971f;">cons</span> <span style="color: #e2c770;">"lastfoot"</span> <span style="color: #eb4509;">(</span><span style="color: #eb4509;">if</span> lastfoot <span style="color: #fd971f;">(</span><span style="color: #fd971f;">concat</span> lastfoot <span style="color: #e2c770;">"\n\\endlastfoot\n"</span><span style="color: #fd971f;">)</span> <span style="color: #e2c770;">""</span><span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span>
<span style="color: #b6e63e;">(</span><span style="color: #fd971f;">cons</span> <span style="color: #e2c770;">"table"</span> <span style="color: #eb4509;">(</span><span style="color: #b6e63e;">orgtbl-to-generic</span>
<span style="color: #fd971f;">(</span><span style="color: #fd971f;">mapcar</span> <span style="color: #b6e63e;">(</span><span style="color: #eb4509;">lambda</span> <span style="color: #eb4509;">(</span>lis<span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span><span style="color: #eb4509;">if</span> <span style="color: #fd971f;">(</span><span style="color: #fd971f;">listp</span> lis<span style="color: #fd971f;">)</span>
<span style="color: #fd971f;">(</span><span style="color: #fd971f;">mapcar</span> <span style="color: #b6e63e;">(</span><span style="color: #eb4509;">lambda</span> <span style="color: #eb4509;">(</span>el<span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span><span style="color: #eb4509;">if</span> <span style="color: #fd971f;">(</span><span style="color: #fd971f;">stringp</span> el<span style="color: #fd971f;">)</span>
el
<span style="color: #fd971f;">(</span><span style="color: #fd971f;">format</span> <span style="color: #e2c770;">"%S"</span> el<span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span> <span style="color: #e2c770;">lis</span><span style="color: #fd971f;">)</span>
lis<span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span> <span style="color: #e2c770;">table</span><span style="color: #fd971f;">)</span>
<span style="color: #fd971f;">(</span><span style="color: #fd971f;">list</span> <span style="color: #fd971f;">:lend</span> <span style="color: #e2c770;">" \\\\"</span> <span style="color: #fd971f;">:sep</span> <span style="color: #e2c770;">" & "</span> <span style="color: #fd971f;">:hline</span> hline<span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span>
</pre>
</div>
</div>
</div>
<div id="outline-container-org0915ebc" class="outline-4">
<h4 id="org0915ebc">booktabs-notes</h4>
<div class="outline-text-4" id="text-org0915ebc">
<p>
This source block builds on <a href="#org3d2b3bd">1</a>. It accepts two additional
arguments, both of which are optional.
</p>
<table id="org3762a69" border="2" cellspacing="0" cellpadding="6" rules="groups" frame="hsides">
<colgroup>
<col class="org-left" />
<col class="org-left" />
</colgroup>
<thead>
<tr>
<th scope="col" class="org-left">arg</th>
<th scope="col" class="org-left">description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="org-left">notes</td>
<td class="org-left">an org-mode table with footnotes</td>
</tr>
<tr>
<td class="org-left">lspace</td>
<td class="org-left">if non-nil, insert <code>addlinespace</code> after <code>bottomrule</code></td>
</tr>
</tbody>
</table>
<p>
An example footnote to the <code>arguments</code> table specifies the column
span. Note the use of LaTeX, rather than Org-mode, markup.
</p>
<table id="org8985cd7" border="2" cellspacing="0" cellpadding="6" rules="groups" frame="hsides">
<colgroup>
<col class="org-left" />
</colgroup>
<tbody>
<tr>
<td class="org-left">\multicolumn{2}{l}{This is a footnote to the \emph{arguments} table.}</td>
</tr>
</tbody>
</table>
<div class="org-src-container">
<pre class="src src-emacs-lisp" id="orga85b9be"> <span style="color: #eb4509;">(</span><span style="color: #eb4509;">flet</span> <span style="color: #fd971f;">(</span><span style="color: #b6e63e;">(</span>to-tab <span style="color: #eb4509;">(</span>tab<span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span><span style="color: #b6e63e;">orgtbl-to-generic</span>
<span style="color: #fd971f;">(</span><span style="color: #fd971f;">mapcar</span> <span style="color: #b6e63e;">(</span><span style="color: #eb4509;">lambda</span> <span style="color: #eb4509;">(</span>lis<span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span><span style="color: #eb4509;">if</span> <span style="color: #fd971f;">(</span><span style="color: #fd971f;">listp</span> lis<span style="color: #fd971f;">)</span>
<span style="color: #fd971f;">(</span><span style="color: #fd971f;">mapcar</span> <span style="color: #b6e63e;">(</span><span style="color: #eb4509;">lambda</span> <span style="color: #eb4509;">(</span>el<span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span><span style="color: #eb4509;">if</span> <span style="color: #fd971f;">(</span><span style="color: #fd971f;">stringp</span> el<span style="color: #fd971f;">)</span>
el
<span style="color: #fd971f;">(</span><span style="color: #fd971f;">format</span> <span style="color: #e2c770;">"%S"</span> el<span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span> <span style="color: #e2c770;">lis</span><span style="color: #fd971f;">)</span>
lis<span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span> <span style="color: #e2c770;">tab</span><span style="color: #fd971f;">)</span>
<span style="color: #fd971f;">(</span><span style="color: #fd971f;">list</span> <span style="color: #fd971f;">:lend</span> <span style="color: #e2c770;">" \\\\"</span> <span style="color: #fd971f;">:sep</span> <span style="color: #e2c770;">" & "</span> <span style="color: #fd971f;">:hline</span> <span style="color: #e2c770;">"\\hline"</span><span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span>
<span style="color: #fd971f;">(</span><span style="color: #b6e63e;">org-fill-template</span>
<span style="color: #e2c770;">"</span>
<span style="color: #e2c770;"> \\begin{%env}%width%align</span>
<span style="color: #e2c770;"> \\toprule</span>
<span style="color: #e2c770;"> %table</span>
<span style="color: #e2c770;"> \\bottomrule%spacer</span>
<span style="color: #e2c770;"> %notes</span>
<span style="color: #e2c770;"> \\end{%env}\n"</span>
<span style="color: #b6e63e;">(</span><span style="color: #fd971f;">list</span>
<span style="color: #eb4509;">(</span><span style="color: #fd971f;">cons</span> <span style="color: #e2c770;">"env"</span> <span style="color: #fd971f;">(</span><span style="color: #eb4509;">or</span> env <span style="color: #e2c770;">"table"</span><span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span><span style="color: #fd971f;">cons</span> <span style="color: #e2c770;">"width"</span> <span style="color: #fd971f;">(</span><span style="color: #eb4509;">if</span> width <span style="color: #b6e63e;">(</span><span style="color: #fd971f;">format</span> <span style="color: #e2c770;">"{%s}"</span> width<span style="color: #b6e63e;">)</span> <span style="color: #e2c770;">""</span><span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span><span style="color: #fd971f;">cons</span> <span style="color: #e2c770;">"align"</span> <span style="color: #fd971f;">(</span><span style="color: #eb4509;">if</span> align <span style="color: #b6e63e;">(</span><span style="color: #fd971f;">format</span> <span style="color: #e2c770;">"{%s}"</span> align<span style="color: #b6e63e;">)</span> <span style="color: #e2c770;">""</span><span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span><span style="color: #fd971f;">cons</span> <span style="color: #e2c770;">"spacer"</span> <span style="color: #fd971f;">(</span><span style="color: #eb4509;">if</span> lspace <span style="color: #e2c770;">"\\addlinespace"</span> <span style="color: #e2c770;">""</span><span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span><span style="color: #fd971f;">cons</span> <span style="color: #e2c770;">"table"</span>
<span style="color: #696969;">;; </span><span style="color: #696969;">only use \midrule if it looks like there are column headers</span>
<span style="color: #fd971f;">(</span><span style="color: #eb4509;">if</span> <span style="color: #b6e63e;">(</span><span style="color: #fd971f;">equal</span> <span style="color: #9c91e4;">'</span><span style="color: #66d9ef;">hline</span> <span style="color: #eb4509;">(</span><span style="color: #b6e63e;">second</span> table<span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span>
<span style="color: #b6e63e;">(</span><span style="color: #fd971f;">concat</span> <span style="color: #eb4509;">(</span>to-tab <span style="color: #fd971f;">(</span><span style="color: #fd971f;">list</span> <span style="color: #b6e63e;">(</span><span style="color: #fd971f;">first</span> table<span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span>
<span style="color: #e2c770;">"\n\\midrule\n"</span>
<span style="color: #eb4509;">(</span>to-tab <span style="color: #fd971f;">(</span><span style="color: #b6e63e;">cddr</span> table<span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span>
<span style="color: #b6e63e;">(</span>to-tab table<span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span><span style="color: #fd971f;">cons</span> <span style="color: #e2c770;">"notes"</span> <span style="color: #fd971f;">(</span><span style="color: #eb4509;">if</span> notes <span style="color: #b6e63e;">(</span>to-tab notes<span style="color: #b6e63e;">)</span> <span style="color: #e2c770;">""</span><span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span>
<span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span>
</pre>
</div>
</div>
</div>
</div>
<div id="outline-container-orgea86cf5" class="outline-3">
<h3 id="orgea86cf5">Elegant lisp for transposing a matrix</h3>
<div class="outline-text-3" id="text-orgea86cf5">
<table id="org4b6ad2a" border="2" cellspacing="0" cellpadding="6" rules="groups" frame="hsides">
<colgroup>
<col class="org-right" />
<col class="org-right" />
<col class="org-right" />
</colgroup>
<tbody>
<tr>
<td class="org-right">1</td>
<td class="org-right">2</td>
<td class="org-right">3</td>
</tr>
<tr>
<td class="org-right">4</td>
<td class="org-right">5</td>
<td class="org-right">6</td>
</tr>
</tbody>
</table>
<div class="org-src-container">
<pre class="src src-emacs-lisp" id="orga2f9ca9"> <span style="color: #eb4509;">(</span><span style="color: #fd971f;">apply</span> <span style="color: #9c91e4;">#'</span><span style="color: #66d9ef;">mapcar*</span> <span style="color: #9c91e4;">#'</span><span style="color: #66d9ef;">list</span> table<span style="color: #eb4509;">)</span>
</pre>
</div>
<table id="org37be062" border="2" cellspacing="0" cellpadding="6" rules="groups" frame="hsides">
<colgroup>
<col class="org-right" />
<col class="org-right" />
</colgroup>
<tbody>
<tr>
<td class="org-right">1</td>
<td class="org-right">4</td>
</tr>
<tr>
<td class="org-right">2</td>
<td class="org-right">5</td>
</tr>
<tr>
<td class="org-right">3</td>
<td class="org-right">6</td>
</tr>
</tbody>
</table>
</div>
</div>
<div id="outline-container-org6729bb1" class="outline-3">
<h3 id="org6729bb1">Convert every element of a table to a string</h3>
<div class="outline-text-3" id="text-org6729bb1">
<table id="org40b34d1" border="2" cellspacing="0" cellpadding="6" rules="groups" frame="hsides">
<colgroup>
<col class="org-right" />
<col class="org-right" />
<col class="org-right" />
</colgroup>
<tbody>
<tr>
<td class="org-right">1</td>
<td class="org-right">2</td>
<td class="org-right">3</td>
</tr>
<tr>
<td class="org-right">a</td>
<td class="org-right">b</td>
<td class="org-right">c</td>
</tr>
</tbody>
</table>
<div class="org-src-container">
<pre class="src src-emacs-lisp" id="org87df876"> <span style="color: #eb4509;">(</span><span style="color: #eb4509;">defun</span> <span style="color: #b6e63e;">all-to-string</span> <span style="color: #fd971f;">(</span>tbl<span style="color: #fd971f;">)</span>
<span style="color: #fd971f;">(</span><span style="color: #eb4509;">if</span> <span style="color: #b6e63e;">(</span><span style="color: #fd971f;">listp</span> tbl<span style="color: #b6e63e;">)</span>
<span style="color: #b6e63e;">(</span><span style="color: #fd971f;">mapcar</span> <span style="color: #9c91e4;">#'</span><span style="color: #66d9ef;">all-to-string</span> tbl<span style="color: #b6e63e;">)</span>
<span style="color: #b6e63e;">(</span><span style="color: #eb4509;">if</span> <span style="color: #eb4509;">(</span><span style="color: #fd971f;">stringp</span> tbl<span style="color: #eb4509;">)</span>
tbl
<span style="color: #eb4509;">(</span><span style="color: #fd971f;">format</span> <span style="color: #e2c770;">"%s"</span> tbl<span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span>all-to-string tbl<span style="color: #eb4509;">)</span>
</pre>
</div>
<div class="org-src-container">
<pre class="src src-emacs-lisp"> <span style="color: #eb4509;">(</span><span style="color: #fd971f;">mapcar</span> <span style="color: #fd971f;">(</span><span style="color: #eb4509;">lambda</span> <span style="color: #b6e63e;">(</span>row<span style="color: #b6e63e;">)</span> <span style="color: #b6e63e;">(</span><span style="color: #fd971f;">mapcar</span> <span style="color: #eb4509;">(</span><span style="color: #eb4509;">lambda</span> <span style="color: #fd971f;">(</span>cell<span style="color: #fd971f;">)</span> <span style="color: #fd971f;">(</span><span style="color: #fd971f;">stringp</span> cell<span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span> row<span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span> tbl<span style="color: #eb4509;">)</span>
</pre>
</div>
<table id="org4ba99e1" border="2" cellspacing="0" cellpadding="6" rules="groups" frame="hsides">
<colgroup>
<col class="org-left" />
<col class="org-left" />
<col class="org-left" />
</colgroup>
<tbody>
<tr>
<td class="org-left">nil</td>
<td class="org-left">nil</td>
<td class="org-left">nil</td>
</tr>
<tr>
<td class="org-left">t</td>
<td class="org-left">t</td>
<td class="org-left">t</td>
</tr>
</tbody>
</table>
<div class="org-src-container">
<pre class="src src-emacs-lisp"> <span style="color: #eb4509;">(</span><span style="color: #fd971f;">mapcar</span> <span style="color: #fd971f;">(</span><span style="color: #eb4509;">lambda</span> <span style="color: #b6e63e;">(</span>row<span style="color: #b6e63e;">)</span> <span style="color: #b6e63e;">(</span><span style="color: #fd971f;">mapcar</span> <span style="color: #eb4509;">(</span><span style="color: #eb4509;">lambda</span> <span style="color: #fd971f;">(</span>cell<span style="color: #fd971f;">)</span> <span style="color: #fd971f;">(</span><span style="color: #fd971f;">stringp</span> cell<span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span> row<span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span> tbl<span style="color: #eb4509;">)</span>
</pre>
</div>
<table id="org506ba4b" border="2" cellspacing="0" cellpadding="6" rules="groups" frame="hsides">
<colgroup>
<col class="org-left" />
<col class="org-left" />
<col class="org-left" />
</colgroup>
<tbody>
<tr>
<td class="org-left">t</td>
<td class="org-left">t</td>
<td class="org-left">t</td>
</tr>
<tr>
<td class="org-left">t</td>
<td class="org-left">t</td>
<td class="org-left">t</td>
</tr>
</tbody>
</table>
</div>
</div>
</div>
<div id="outline-container-org612ec31" class="outline-2">
<h2 id="org612ec31">Misc</h2>
<div class="outline-text-2" id="text-org612ec31">
</div>
<div id="outline-container-org47a3519" class="outline-3">
<h3 id="org47a3519">File-specific Version Control logging</h3>
<div class="outline-text-3" id="text-org47a3519">
<p>
This function will attempt to retrieve the entire commit log for the
file associated with the current buffer and insert this log into the
export. The function uses the Emacs VC commands to interface to the
local version control system, but has only been tested to work with
Git. ’limit’ is currently unsupported.
</p>
<div class="org-src-container">
<pre class="src src-emacs-lisp" id="org9b871c8"> <span style="color: #696969;">;; </span><span style="color: #696969;">Most of this code is copied from vc.el vc-print-log</span>
<span style="color: #eb4509;">(</span><span style="color: #fd971f;">require</span> <span style="color: #9c91e4;">'</span><span style="color: #fd971f;">vc</span><span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span><span style="color: #eb4509;">when</span> <span style="color: #fd971f;">(</span><span style="color: #b6e63e;">vc-find-backend-function</span>
<span style="color: #b6e63e;">(</span><span style="color: #b6e63e;">vc-backend</span> <span style="color: #eb4509;">(</span><span style="color: #fd971f;">buffer-file-name</span> <span style="color: #fd971f;">(</span><span style="color: #fd971f;">get-buffer</span> buf<span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span> <span style="color: #9c91e4;">'</span><span style="color: #66d9ef;">print-log</span><span style="color: #fd971f;">)</span>
<span style="color: #fd971f;">(</span><span style="color: #eb4509;">let</span> <span style="color: #b6e63e;">(</span><span style="color: #eb4509;">(</span>limit <span style="color: #9c91e4; font-weight: bold;">-1</span><span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span>vc-fileset nil<span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span>backend nil<span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span>files nil<span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span>
<span style="color: #b6e63e;">(</span><span style="color: #eb4509;">with-current-buffer</span> <span style="color: #eb4509;">(</span><span style="color: #fd971f;">get-buffer</span> buf<span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span><span style="color: #eb4509;">setq</span> vc-fileset <span style="color: #fd971f;">(</span><span style="color: #b6e63e;">vc-deduce-fileset</span> t<span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span> <span style="color: #696969;">; </span><span style="color: #e74c3c; font-weight: bold;">FIXME:</span><span style="color: #696969;"> Why t? --Stef</span>
<span style="color: #eb4509;">(</span><span style="color: #eb4509;">setq</span> backend <span style="color: #fd971f;">(</span><span style="color: #fd971f;">car</span> vc-fileset<span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span><span style="color: #eb4509;">setq</span> files <span style="color: #fd971f;">(</span><span style="color: #b6e63e;">cadr</span> vc-fileset<span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span>
<span style="color: #b6e63e;">(</span><span style="color: #eb4509;">with-temp-buffer</span>
<span style="color: #eb4509;">(</span><span style="color: #eb4509;">let</span> <span style="color: #fd971f;">(</span><span style="color: #b6e63e;">(</span>status <span style="color: #eb4509;">(</span><span style="color: #b6e63e;">vc-call-backend</span>
backend <span style="color: #9c91e4;">'</span><span style="color: #66d9ef;">print-log</span> files <span style="color: #fd971f;">(</span><span style="color: #fd971f;">current-buffer</span><span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span>
<span style="color: #fd971f;">(</span><span style="color: #eb4509;">when</span> <span style="color: #b6e63e;">(</span><span style="color: #eb4509;">and</span> <span style="color: #eb4509;">(</span><span style="color: #fd971f;">processp</span> status<span style="color: #eb4509;">)</span> <span style="color: #696969;">; </span><span style="color: #696969;">Make sure status is a process</span>
<span style="color: #eb4509;">(</span><span style="color: #fd971f;">=</span> <span style="color: #9c91e4; font-weight: bold;">0</span> <span style="color: #fd971f;">(</span><span style="color: #fd971f;">process-exit-status</span> status<span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span> <span style="color: #696969;">; </span><span style="color: #696969;">which has not terminated</span>
<span style="color: #b6e63e;">(</span><span style="color: #eb4509;">while</span> <span style="color: #eb4509;">(</span><span style="color: #fd971f;">not</span> <span style="color: #fd971f;">(</span><span style="color: #fd971f;">eq</span> <span style="color: #9c91e4;">'</span><span style="color: #66d9ef;">exit</span> <span style="color: #b6e63e;">(</span><span style="color: #fd971f;">process-status</span> status<span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span><span style="color: #b6e63e;">sit-for</span> <span style="color: #9c91e4; font-weight: bold;">1</span> t<span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span>
<span style="color: #fd971f;">(</span><span style="color: #fd971f;">buffer-string</span><span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span>
</pre>
</div>
</div>
</div>
<div id="outline-container-orgb896af4" class="outline-3">
<h3 id="orgb896af4">Trivial python code blocks</h3>
<div class="outline-text-3" id="text-orgb896af4">
<div class="org-src-container">
<pre class="src src-python" id="orgea82758">a
</pre>
</div>
<div class="org-src-container">
<pre class="src src-python" id="org26450a0">a + b
</pre>
</div>
</div>
</div>
<div id="outline-container-orgf2dca12" class="outline-3">
<h3 id="orgf2dca12">Arithmetic</h3>
<div class="outline-text-3" id="text-orgf2dca12">
<div class="org-src-container">
<pre class="src src-emacs-lisp" id="org3468fed"> <span style="color: #eb4509;">(</span><span style="color: #fd971f;">+</span> a b<span style="color: #eb4509;">)</span>
</pre>
</div>
<div class="org-src-container">
<pre class="src src-emacs-lisp" id="orgeaecf93"> <span style="color: #eb4509;">(</span><span style="color: #fd971f;">-</span> a b<span style="color: #eb4509;">)</span>
</pre>
</div>
<div class="org-src-container">
<pre class="src src-emacs-lisp" id="orgbd8b905"> <span style="color: #eb4509;">(</span><span style="color: #fd971f;">*</span> a b<span style="color: #eb4509;">)</span>
</pre>
</div>
<div class="org-src-container">
<pre class="src src-emacs-lisp" id="orgd2f68ac"> <span style="color: #eb4509;">(</span><span style="color: #fd971f;">/</span> a b<span style="color: #eb4509;">)</span>
</pre>
</div>
</div>
</div>
</div>
<div id="outline-container-org4048838" class="outline-2">
<h2 id="org4048838">GANTT Charts</h2>
<div class="outline-text-2" id="text-org4048838">
<p>
The <code>elispgantt</code> source block was sent to the mailing list by Eric
Fraga. It was modified slightly by Tom Dye.
</p>
<div class="org-src-container">
<pre class="src src-emacs-lisp" id="org243194c"> <span style="color: #eb4509;">(</span><span style="color: #eb4509;">let</span> <span style="color: #fd971f;">(</span><span style="color: #b6e63e;">(</span>dates <span style="color: #e2c770;">""</span><span style="color: #b6e63e;">)</span>
<span style="color: #b6e63e;">(</span>entries <span style="color: #eb4509;">(</span><span style="color: #fd971f;">nthcdr</span> <span style="color: #9c91e4; font-weight: bold;">2</span> table<span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span>
<span style="color: #b6e63e;">(</span>milestones <span style="color: #e2c770;">""</span><span style="color: #b6e63e;">)</span>
<span style="color: #b6e63e;">(</span>nmilestones <span style="color: #9c91e4; font-weight: bold;">0</span><span style="color: #b6e63e;">)</span>
<span style="color: #b6e63e;">(</span>ntasks <span style="color: #9c91e4; font-weight: bold;">0</span><span style="color: #b6e63e;">)</span>
<span style="color: #b6e63e;">(</span>projecttime <span style="color: #9c91e4; font-weight: bold;">0</span><span style="color: #b6e63e;">)</span>
<span style="color: #b6e63e;">(</span>tasks <span style="color: #e2c770;">""</span><span style="color: #b6e63e;">)</span>
<span style="color: #b6e63e;">(</span>xlength <span style="color: #9c91e4; font-weight: bold;">1</span><span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span>
<span style="color: #fd971f;">(</span><span style="color: #fd971f;">message</span> <span style="color: #e2c770;">"Initial: %s\n"</span> table<span style="color: #fd971f;">)</span>
<span style="color: #fd971f;">(</span><span style="color: #fd971f;">message</span> <span style="color: #e2c770;">"Entries: %s\n"</span> entries<span style="color: #fd971f;">)</span>
<span style="color: #fd971f;">(</span><span style="color: #eb4509;">while</span> entries
<span style="color: #b6e63e;">(</span><span style="color: #eb4509;">let</span> <span style="color: #eb4509;">(</span><span style="color: #fd971f;">(</span>entry <span style="color: #b6e63e;">(</span><span style="color: #fd971f;">first</span> entries<span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span><span style="color: #eb4509;">if</span> <span style="color: #fd971f;">(</span><span style="color: #fd971f;">listp</span> entry<span style="color: #fd971f;">)</span>
<span style="color: #fd971f;">(</span><span style="color: #eb4509;">let</span> <span style="color: #b6e63e;">(</span><span style="color: #eb4509;">(</span>id <span style="color: #fd971f;">(</span><span style="color: #fd971f;">first</span> entry<span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span>type <span style="color: #fd971f;">(</span><span style="color: #fd971f;">nth</span> <span style="color: #9c91e4; font-weight: bold;">1</span> entry<span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span>label <span style="color: #fd971f;">(</span><span style="color: #fd971f;">nth</span> <span style="color: #9c91e4; font-weight: bold;">2</span> entry<span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span>task <span style="color: #fd971f;">(</span><span style="color: #fd971f;">nth</span> <span style="color: #9c91e4; font-weight: bold;">3</span> entry<span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span>dependencies <span style="color: #fd971f;">(</span><span style="color: #fd971f;">nth</span> <span style="color: #9c91e4; font-weight: bold;">4</span> entry<span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span>start <span style="color: #fd971f;">(</span><span style="color: #fd971f;">nth</span> <span style="color: #9c91e4; font-weight: bold;">5</span> entry<span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span>duration <span style="color: #fd971f;">(</span><span style="color: #fd971f;">nth</span> <span style="color: #9c91e4; font-weight: bold;">6</span> entry<span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span>end <span style="color: #fd971f;">(</span><span style="color: #fd971f;">nth</span> <span style="color: #9c91e4; font-weight: bold;">7</span> entry<span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span>alignment <span style="color: #fd971f;">(</span><span style="color: #fd971f;">nth</span> <span style="color: #9c91e4; font-weight: bold;">8</span> entry<span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span>
<span style="color: #b6e63e;">(</span><span style="color: #eb4509;">if</span> <span style="color: #eb4509;">(</span><span style="color: #fd971f;">></span> start projecttime<span style="color: #eb4509;">)</span> <span style="color: #eb4509;">(</span><span style="color: #eb4509;">setq</span> projecttime start<span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span>
<span style="color: #b6e63e;">(</span><span style="color: #eb4509;">if</span> <span style="color: #eb4509;">(</span><span style="color: #fd971f;">string=</span> type <span style="color: #e2c770;">"task"</span><span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span><span style="color: #eb4509;">let</span> <span style="color: #fd971f;">(</span><span style="color: #b6e63e;">(</span>end <span style="color: #eb4509;">(</span><span style="color: #fd971f;">+</span> start duration<span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span>
<span style="color: #b6e63e;">(</span>textposition <span style="color: #eb4509;">(</span><span style="color: #fd971f;">+</span> start <span style="color: #fd971f;">(</span><span style="color: #fd971f;">/</span> duration <span style="color: #9c91e4; font-weight: bold;">2</span><span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span>
<span style="color: #b6e63e;">(</span>flush <span style="color: #e2c770;">""</span><span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span>
<span style="color: #fd971f;">(</span><span style="color: #eb4509;">if</span> <span style="color: #b6e63e;">(</span><span style="color: #fd971f;">string=</span> alignment <span style="color: #e2c770;">"left"</span><span style="color: #b6e63e;">)</span>
<span style="color: #b6e63e;">(</span><span style="color: #eb4509;">progn</span>
<span style="color: #eb4509;">(</span><span style="color: #eb4509;">setq</span> textposition start<span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span><span style="color: #eb4509;">setq</span> flush <span style="color: #e2c770;">"[left]"</span><span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span>
<span style="color: #b6e63e;">(</span><span style="color: #eb4509;">if</span> <span style="color: #eb4509;">(</span><span style="color: #fd971f;">string=</span> alignment <span style="color: #e2c770;">"right"</span><span style="color: #eb4509;">)</span>
<span style="color: #eb4509;">(</span><span style="color: #eb4509;">progn</span>
<span style="color: #fd971f;">(</span><span style="color: #eb4509;">setq</span> textposition end<span style="color: #fd971f;">)</span>
<span style="color: #fd971f;">(</span><span style="color: #eb4509;">setq</span> flush <span style="color: #e2c770;">"[right]"</span><span style="color: #fd971f;">)</span><span style="color: #eb4509;">)</span><span style="color: #b6e63e;">)</span><span style="color: #fd971f;">)</span>
<span style="color: #fd971f;">(</span><span style="color: #eb4509;">setq</span> tasks