DevOps Classroom notes 02/Mar/2026

Git

• Installing git:
  • Windows (Do the manual install to get the bash into terminal)
  • mac: brew install git
• Git needs the following to be part of commit id
  • username
  • email id
• This information can be stored in git config
• Git configuration can be at
  • system level
  • global level (at user level)
  • local repo level (at repository level)
• General recommendation is to set username and email at global level
• For commands
  • –help (manual)
  • google for cheatsheets
  • prompt
• Prompt To find a command

you are an expert in git, i'm a begineer 
I want to learn git commands, 
I will tell you the purpose, you give me the command
some examples, summarize all of that in a tabular format

• Prompt to try command

you are an expert in git, i'm a begineer 
I want to learn git commands, I will give you the command
Create a simple and safe scenario to work on my local system to try different options and become good at command line

Configuring Git

• The command

git config --global user.name "<your username>"
git config --global user.email "<your email>"

Create a local repository

• Create a new folder

mkdir myfirstrepo
cd myfirstrepo
git init

Make changes in working tree and create a first commit

• Create a first commit