siuhong-notes.txt

==== Section 1: Command Line
========


mkdir [directory-name]
	makes a new folder with name [directory-name]

ls
	displays a list of files and folders in the current directory

cd [directory-name]
	changes directory into [directory-name]

touch [file.extension]
	creates a new file with name [file.extension]

cat [filename]
	displays the content of [filename]

pwd
	displays the folder that you are currently in


==== Section 2: Basic Git Commands
========


git config --global [extension]
	changes global configurations

git init
	initialize a new git repository

git status 
	tells us the status of our working directory

git add [filename]
	tells git to start tracking a file
	moves [filename] to the staging area

git commit -m "MESSAGE" [filename]
	commit changes to the repository
	moves [filename] from the staging area to the repository

git diff
	shows us what has changed between our working directory, staging area and repo

git log
	shows us all the commits we made

git log --oneline
	shows us all the commits made in oneline


==== Git Summary
========

Commit: Add/updates [file] to/in the Git repo with a relevant message (finalising)

Basic Git workflow:
1. Make changes to [file]
2. Add file to working directory
3. Commit [file] to repo

==== Section 3: Time Travelling
========

git checkout [commit-id]
	switches workspace to the version at commit-id

git log --all
	shows us all the commits ever made

git checkout master
	switches workspace to the most recent commit