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Git

Git is called a version control system.

  • tracking code changes
  • tracking who made the change
  • collaborations.

Working Directory; this is where you do all the changes to your project Staged: you add all the files that went through changes to something called a staging area. this is where git notes every change that has been made.

changes include

  • renaming a file.
  • changing a line
  • fixing a typo in any part of the file
  • creating a new file
  • creating a new module Commited: commit the changes. This is where git saves the changes made to the project.

Configuring Git:

configurating part is required only ones on every computer, the reason for that is the usage of the --global flag

git config --global user.name "Your Name"
git config --global user.email "your@e.mail"

Initialize

to make any folder or directory git trackable, you'll have to initialize it.

git init

Status

to check the status of your git directory

git status

Add

to add any file to the staging area

git add <filename>

Commit

to commitg the changes

git commit

Editors

There are a few things that might happen when you execute the git commit command.

  • one following text editors
    • vim (mostly set to default.)
      1. as soon as you enter vim, you are inside something called a command mode
      2. to start editing the file, you'll have to go to insert or append mode by pressing i
      3. to go back to command made press esc
      4. now in command mode execute the command :w to save the file
      5. exectute the command :q to exit the editor.
    • nano
      1. start typing the commit message
      2. press ctrl+o to save
      3. it asks you to enter the file name, do not change anything and just press enter
      4. press ctrl+x to exit.
    • vs code
    • atom
    • sublime text

Change default editor

to change the editor to write the commit message

git config --global core.editor "nano/atom/code..."

Log

to check the logs of commited messages

git log

Ignore

to ignore files or directories from being tracked

  1. create a file named .gitignore (without any extension)
  2. if you are using windows, so create a file .gitigore. to create a file without extension
  3. save every file and folders to be ignored in seperate lines inside the .gitignore file