https://www.atlassian.com/git/tutorials/using-branches/git-merge

https://gitea.io/en-us/

https://docs.gitea.io/en-us/install-with-docker/

Github using ssh

https://kamarada.github.io/en/2019/07/14/using-git-with-ssh-keys/

https://github.com/karan/Projects#numbers

git clone https://github.com/burimali/ubunut-pi4.git

git clone git@github.com:burimali/ubuntu-pi4.git

cd ubuntu-pi4

change files

git add .

git commit

git push

ssh://git@x.x.x.x:7999/smar/smarthome.git

touch ~/.gitignore
git config --global core.excludesFile
~/.gitignore 
echo debug.log >> .gitignore $ git rm --cached debug.log rm 'debug.log' $ git commit -m "Start ignoring debug.log"

.gitignore

*.log
*.log*

git rm --cached

# Ignore everything in repository root 
/*

# Files to not ignore
!/.gitignore
!/some_other_files

# Folder to not ignore
!/puppet/

# configs have three levels: repository, user, global
# {git config} command operates on all config files with --file=<pathname>
git config --list
git config --list --local
git config --list --global  
git config --list --system

# config location and files in checking sequence: system/user/repo 
ls "$PROGRAMFILES/git/etc"
cat ~/.gitconfig
cat ~/.config/git/config
cat .git/config

# must set at least email and name
git config --global user.email "my@email.com"
git config --global user.name "username"

# .gitignore user/repo  
cat ~/.gitignore
cat .gitignore
cat .git/info/exclude

# list ignored files
git status --ignored
git status --short --branch --ignored
git ls-files --cached --ignored --exclude-standard

# set a standard for commit messages
# create ~/.commitmessage and add to config
git config --global commit.template ~/.commitmessage

# -------------------------------------------------- .gitignore
# collection .gitignore templates https://github.com/github/gitignore
# Create useful .gitignore files for your project https://www.gitignore.io/
# remember .gitignore is not retroactive
# create a file with .tmp extension 
git log > wastherebefore.tmp

# create and commit .gitignore
echo *.tmp > .gitignore
git add .
git commit -m “adding gitignore”

git log > wilbeignored.tmp
git status

# global gitignore is not used by default, run the following to fix this
git config --global core.excludesfile ~/.gitignore

# -------------------------------------------------- shortcuts
# great collection of aliases:
# https://github.com/GitAlias/gitalias
# https://github.com/durdn/cfg/blob/master/.gitconfig
# git config <level> alias.<alias name> '<git commands>'
# check [alias] section of .gitconfig
cat ~/.gitconfig

git config --global alias.co checkout
git config --global alias.br branch
git config --global alias.ci commit
git config --global alias.st status
git config --global alias.cm "commit -m"
git config --global alias.cmu "commit --amend -m"
git config --global alias.unstage 'reset HEAD --'
git config --global alias.undo 'reset --soft HEAD~1'
git config --global alias.last 'log -1 HEAD'
git config --global alias.difflast 'diff --cached HEAD^'
git config --global alias.cm '!git add -A && git commit -m'

# log formatting 
git config --global alias.graph "log --all --graph --pretty=format:'%Cred%h%Creset -%C(yellow)%d%Creset %s %Cgreen(%ci) %C(bold blue)<%an>%Creset'"
git config --global alias.tree 'log --graph --decorate --pretty=oneline --abbrev-commit'

# remove alias
git config --global --unset alias.cm

• cat .gitignore

# Ignore everything in repository root
/*

# Files to not ignore
!/.gitignore
!/etc/config/**
!/test2.txt

# Folder to not ignore
!/usr/
/usr/*
!/usr/local/

!/etc/
/etc/*
!/etc/config/

#template sample
#!/templates/
#/templates/**
#!/templates/myTemplate/

• Creating a new repository on the command line

touch README.md
git init

git add README.md
git commit -m "first commit"
git remote add origin git@x.x.x.x:222/rtxxla-w01.git
git push -u origin master

• Pushing an existing repository from the command line

git remote add origin git@x.x.x.x:222/rtxxla-w01.git
git push -u origin master


opkg install openssh-client

cd /
git init
git remote add origin ssh://git@x.x.x.x:xxx/xxx/rtxx.git
git fetch --all
git reset --hard origin/master

#!/bin/bash
sudo add-apt-repository -y ppa:git-core/ppa
sudo apt-get update
sudo apt-get install git -y