git-basic-code

# Set up user.name for all the repositories.
git config --global user.name "Erick Chacon"

# Set up user.mail for all the repositories.
git config --global user.email "eral.th07@gmail.com"

# Check current user.name and user.email at once.
git config --list

# Check existing SSH keys.
ls -al ~/.ssh 
# public and private key pair listed (e.g. id_rsa.pub and id_rsa)

# Generate new SSH Key
ssh-keygen -t rsa -b 4096 -C "eral.th07@gmail.com"

# Adding SSH key to the ssh-agent.
eval "$(ssh-agent -s)"
ssh-add ~/.ssh/id_rsa

# Adding the new SSH key to GitHub account.
# sudo apt-get install xclip
# xclip -sel clip < ~/.ssh/id_rsa.pub
gedit ~/.ssh/id_rsa.pub # copy the content of the file
# Set a new SHH key on your GitHub settings.

# Clone a repository.
git clone git@github.com:ErickChacon/test-2016.git

# Add a file.
git add test2

# Add all the new and modified (untracked and tracked).
git add --ignore-removal .

# Update all modified and deleted files (tracked files).
git add -u
# Add all the new, modified and removed files (untracked and tracked).  #git add -A
git add . 

# Check status (added and removed files).
git status

# Remove file.
git rm filename

# Commit my changes.
git commit -m "First commit"

# Pushing changes to master branch.
git push origin master

# Create new repository and push to GitHub.
echo "# First-Steps-With-Julia" >> README.md
git init
git add README.md
git commit -m "first commit"
git remote add origin git@github.com:SpeckyPeruvianStats/First-Steps-With-Julia.git
git push -u origin master

# Add .gitignore file
touch .gitignore 


# Already undesired tracked file
git rm --cached filename