riju18/Git-Commands

Essential & regular use of git commands

Most frequently used Git Commands

index

Configuration
Regular-cmd
Advanced-cmd
Branch
History
Undo
Clean
Tag
Seperate Branch and Merge

configuration

Username & Email

git config --global user.name "userName"
git config --global user.email "emailAddress"

Regular-cmd

init git
```
git init
```
status
```
 git status
```

differeneces between previous & new code

git diff 
or, 
git diff hashNo1 
or, 
git diff hashNo1 hashNo2

add in git

git add . or git add file-name or git add -A dir-name/

delete file/dir
```
git rm fileName
git rm -rf dirName\
```
rename file/dir
```
git mv oldFileName NewFileName
```
commit
```
 git commit -m "msg"
```
link to repo
```
 git remote add origin repo-link
```
push to repo
```
git push -u origin branchName
```
sync changed code
```
git pull origin branchName
```

advanced-cmd

stash : save uncommitted changes as draft.

init stash
```
git stash
```
save stash with msg
```
git stash save "msg"
```
show stash
```
git stash show stash@{n}
```
stash branch
```
git stash branch branchName
```
stash untracked file
```
git stash -u
```
stash all file
```
git stash -a
```
list of stash
```
git stash list
```
aply stash
```
git stash apply
```
push to master
```
git push -u origin master
```
remove stash
```
git stash drop
git stash pop
```
remove last stash
```
git stash pop
```

branch

New Branch

all branch
```
 git branch
```
all unmerged branch
```
git branch -a
```
create new branch
```
 git branch branch_name
```
activate branch
```
 git checkout branch_name
```
compare branch
```
  git diff branch1 branch2
```
goto master branch
```
git checkout master
```
merge with master
```
git merge branch-name
```
check all branches merged with master
```
git branch --merged
```
push to repo
```
git push -u origin master
```

rename branch

  git branch -m old_branch_name new_branch_name

delete Branch :

git branch -d branch-name ( It'll delete locally )
git push origin --delete branch-name

history

all previous commits of the branch

 git log
 git log branchName
 git log fileName
 git log --oneline
 git log --oneline --graph --decorate

history in timeframe
```
git log --since="2 months ago"
```
full history of particular cmd
```
git show commitHashCode
```
all previous commit with statistics
```
git log --stat
```
get which cmd has been made since beginning
```
git reflog
```

undo

Basic Undo :
- undo the new changes ( It'll remove all the new changes in the particular file)
```
git checkout filename
```
- change the recent commit message
```
git commit --amend -m "msg"
```
delete Commit from master & add that commit in particular branch
- 1st : copy the particular hash(6-7 chars or full)
- 2nd : goto desired branch
```
git cherry-pick coppied-hash
```
- 4th : goto master branch
```
git reset --soft master-initial-commit-hash
```
undo after added
```
git reset fileName
```

clean

remove all untracked file & dir
```
git clean -df
```

tag

Tag is always created after committing. Ex : release version.

create tag
```
git tag -a tagName
```
tag list
```
git tag --list
```
show tag
```
git show tagName
```
difference between tag
```
git diff tagName1 tagName2
```
tag a particular commit
```
git tag -a tagName commitCode
```
update tag particular commitCode
```
git tag -a tagName -f commitCode
```
delete tag
```
git tag --delete tagName
```

seperate-branch

create seperate branch

git checkout --orphan new-branch
git rm -rf .

merge

git checkout dev
git merge orphan_branch_name --allow-unrelated-histories --no-ff -m "Merge orphan branch into dev"