DevOps Classroom Series – 29/Apr/2020

Understanding Git

• Lets try adding an empty folder as a change

mkdir test
git status

• Git will identify only files not folders. so lets add some file to test directory

echo "hello" >> test/test.py

• Add changes to the Staging Area and then commit to local repo
• Add all changes from Working tree to staging

git add --all

• Add only modified changes from working tree to staging area

git add -u

• Recomendation: git add --help

• Multiple adds from working area to staging area and commit them

• Lets Travel Back to older changes (Versions)

  • Whenever you commit the changes to local repo, a commit-id gets created. commit Id has two versions long and short
  • Short Version
  • Long Version
  • Let me go to the first commit
  • To comeback to latest version execute git checkout master

• Git Areas Update

• Is there Any way to revert the changes

  • From Working Tree:
  • From Staging Area To Working Tree
  • From staging area:
  • Exercise: There is also a command git reset --soft findout what it does

• How to deal with deleting the files

• History so far

• Concept of Head