# Git

$ ssh-keygen -t rsa -b 4096 -C "rrest@icloud.com"

Generating public/private rsa key pair.
Enter file in which to save the key (/Users/rrest/.ssh/id_rsa):
/Users/rrest/.ssh/id_rsa already exists.
Overwrite (y/n)? y
Enter passphrase (empty for no passphrase):
Enter same passphrase again:
Your identification has been saved in /Users/rrest/.ssh/id_rsa.
Your public key has been saved in /Users/rrest/.ssh/id_rsa.pub.
The key fingerprint is:
SHA256:1iaYasPL6u/8cJY06MnhX7Z2J45cr4nz673wT8cnI20 rrest@icloud.com
The key's randomart image is:
+---[RSA 4096]----+
|                 |
|                 |
|                 |
|     . o .       |
|    o = S o      |
|   = = + o   . . |
|    @ + o o . E +|
|   + B +o=o*.+ +.|
| .o+*.o.=*B==o.  |
+----[SHA256]-----+

$ git revert {COMMIT_NUMBER}

$ git checkout -b feature/CNST-001

$ git branch -d feature/LIVEDEV-2901

$ git branch | grep 'feature' | xargs git branch -d

$ git status

$ git add file1 file2 file3 (...)

$ git add .

$ git add *

$ git reset file1 file2 file3 (...)

$ git reset *

$ git reset .

$ git checkout file1

$ git checkout *

$ git commit -m '작업내역'

$ git push

$ git remote update

$ git branch -r

$ git checkout -t origin/feature/CNST-001

$ git checkout --track origin/feature/CNST-001

$ git revert -m 1 {COMMIT_NUMBER}

$ ssh-add -K ~/.ssh/id_rsa

$ git rm -r --cached .

$ git add .
$ git commit -m "fixed untracked files"