Git beyound the basics

Stash altearions

git stash -u: store all your current changes to check in another time. For instance, you are in branch A and need to go to branch B, but haven't finished the alterations in branch A yet. -u enforces that non tracked files are stashed too.
git stash drop: pull away your stashed changes.
git stash pop: restore your stashed changes.

git reflog: show all explicit changes made in your repo.
git reflog show [BRANCH]: show all explicit changes made in your branch.
git reset --hard [HASH]: reflog associate to each change a hash, and specifying it in this command make you return your repo to this stage.

git log --oneline --decorate --graph --all -30:
- --oneline: one line log version.
- --decorate: display the local and remote branches along with the commit hash.
- --graph: draw simple lines to represent branches.
- --all: search in all branches (instead only the current).
- -30: number limit of logs to show.
git log --pretty=format:'%C(yellow)%h%C(reset) - %an [%C(green)%ar%C(reset)] %s': prettify log in a specific format.
git log --grep -E -i 'cach(e|ing)': search logs by commit message
- --grep: says that you will search by a specific string or pattern.
- -E: you will use regular expressions.
- -i: case insensitive.
- git log -S [PIECE_OF_CODE]: search logs by code change (for instance, PIECE_OF_CODE = your_method_name). -S is the argument that allow this kind of search.
- git log -- [FILE_NAME: file specific log.
- git blame [FILE_NAME]: shows what revision and author last modified each line of the file.
- git show [COMMIT_HASH]: shows all alterations made in a specific commit (like a diff file).

git config --global alias.car 'commit --amend --no-edit': example of hot to create an alias.

git reset [FILENAME]: remove from staging area
git reset --soft HEAD^: reset the branch to the point to the point that parent commit was, but don't change the index and working directory.