In the beginning there was the

Command Line

Brian J Brennan

@brianloveswords

Safety first

Backup your files!

(This is just generally important practice)

Read everything!

Be careful with some commands

rm

deletes files instantly

sudo

gives you super powers

(which can let you mess up your system)

That's mostly it

At least for when you're starting out.

Getting into the terminal

OS X

Terminal.app

Windows

Download git bash

https://git-for-windows.github.io/

Linux

You already know

Navigating

pwd

print working directory

ls

list directory contents

cd

change directory

Absolute Path

cd /Users/brian/Projects

Relative Path

cd Projects

Home Directory

cd ~
cd /Users/<username>

Parent directory

cd ../

/Users/brian/Projects -> /Users/Brian

Getting help

<cmd> --help

Most programs/commands accept a help flag.

man <cmd>

Many programs provide manual pages

The Internet

When in doubt, use your favorite search engine!

Whirlwind tour of Git

git clone

Download/copy project

git checkout

Switch branches

git checkout -b

Create new branch and make it the active branch

git add <file>

Add a file to the staging area

git status

What branch am I on and what's in my staging area?

git diff

What have I changed since last commit?

git commit

Save your changes!

git commit -m

Save your small changes!

git push origin <branch> 

Send your changes to

the internet

git pull

Sync your local repository with the remote repository

Git Tutorial

https://try.github.io/

CLI Tutorial

http://cli.learncodethehardway.org/book

Bonus: Homebrew

https://brew.sh/

Extra Bonus: zsh

http://ohmyz.sh/