jacks (J-Hacks) README

This repository consolidates all J language code and related files referenced by Analyze the Data not the Drivel. Most of the J¹ scripts in this repository were generated from JOD dictionaries.

jacks has a companion repository jackshacks https://github.com/bakerjd99/jackshacks that distributes selected J scripts in immediately downloadable J addon form.

For details see blog posts - listed from newest to oldest:

[begin-list]

1. Decoding and Encoding RSV Files with J

• rsv.ijs

2. J graphviz’s Euclid’s Elements

• eucgvuts.ijs

3. Sympathy for Ptolemaic Epicyclers

• riseset.ijs

4. Two posts about using SQLite with J see: mirrorxref

• “Managing” a SQLite Database with J (Part 1)
• “Managing” a SQLite Database with J (Part 2)

5. Stupid J Jupyter Tricks

• ipynb

6. Branding XMP Sidecar Files with J

• brandxmp.ijs

7. JOD goes into the Arctic Code Vault

8. Using jodliterate

• jodliterate

9. More J Pandoc Syntax HighLighting

• jpdh.md

10. NumPy another Iverson Ghost

• numpyjlove

11. SWAG a J/EXCEL/GIT Personal Cash Flow Forecasting Mob

• swag

12. Parsing the Bitcoin Genesis Block with J

• bitcoin

13. APL Software Archaeology .dbi Edition

• dbi

14. JHS with the DHTMLX Grid

• griddemo

15. JHS meets MathJax

• mathjaxdemo

16. Semi-Literate JOD

• jodliterate

17. Pandoc based J Syntax Highlighting

• jodliterate

18. Writing Portable J addons

• WritingPortableJaddons.pdf

19. Turn your iPhone into a jPhone

• jPhoneBlogExamples.ijs

20. GPX from Google Maps KML J Script

• gpxfrmapkml.ijs

21. The next four posts use code from the directory texfrwpxml

• WordPress to LaTeX with Pandoc and J: Prerequisites (Part 1)
• WordPress to LaTeX with Pandoc and J: LaTeX Directories (Part 2)
• WordPress to LaTeX with Pandoc and J: Using TeXfrWpxml.ijs (Part 3)
• Turn your Blog into an eBook

22. Typesetting UTF8 APL code with the LaTeX lstlisting package

• latex

23. Common Table Expression (CTE) SQLServer Queries with J

• sqlstuff

24. Open Source Hilbert for the Kindle

• hilbert

25. SmugShot Metadata Mess

• SmugShotFix.ijs

26. A C# .Net class for calling J

• jserver

27. Assigning SmugMug Print Size Keys

• SmugPrintSizes.ijs

28. More on SmugMug Duplicates

• SmugDupsFrMD5.ijs

29. SmugMug Duplicate Image Hunting

• SmugDupsFrMD5.ijs

30. Google Earth Image Touring

• kml.ijs

31. Fake Programming

• analystgraphs.ijs

[end-list]

John Baker September 6, 2024

Footnotes

1. Code from other programming languages will appear in Jacks. Usually with some relation to J but I am not making any promises. "A foolish consistency is the hobgoblin of little minds." ↩