#view the history of the repo
git log --oneline --abbrev-commit --all --graph --decorate

#view whitespace issues.
git diff --check

#common flow
git branch blabla #(creo branch blabla)
git checkout blabla
#hago 10 commits

#rebase (either a, b or c)
#======
#a. si no branch (master):
 git fetch origin
 git rebase origin/master
#b. si branch blabla:
 git fetch origin
 git rebase master blabla
 git checkout master
 git branch -d blabla #(borro el branch blabla)
 git push origin :blabla #si el branch esta en el remote.
#push back to origin.
git push origin

#submodules
git submodule init
git submodule update

#undo change in file.
git checkout -- file.txt
#undo all changes.
git checkout -- .