git commands for code

1> git clone ssh://xxx.xxx.xxx.xx/pssnfs/gitrepo/sample

---another

git clone ssh://[email protected]/export/timerepo/ptp

local public key copy to timing user 

2> git commit -a --amend

code changes and commit with last commitid

git commit --amend  

no code changes and commit with last commitid

3> $ git tag
1.0-190627-1561645587
1.0-190628-1561731997

4> git reset 

reset to HEAD (^) last version

git reset --hard HEAD^

git reset --hard 1.0-200205-1580913614

reset to fixed version

5> git show 70f732c86:./file.cc

6> git log -p

Show changes over time for a specific file

7>  show commit logs of 1 file or all files

git log --oneline xxx.cc 

git log --oneline       

8> pull rebase and push

git pull --rebase
git push        

8>show what revision and author last modified each line of a file 

git-blame 

$ git branch -D master

b 为本地

git checkout -b r2.0_pre-integration  origin/r2.0_pre-integration 
branch "r2.0_pre-integration"]
        remote = origin
        merge = refs/heads/r2.0_pre-integration