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SublimeText OSX Command Line https://www.sublimetext.com/docs/3/osx_command_line.html

sudo ln -s /Applications/Sublime\ Text.app/Contents/SharedSupport/bin/subl /usr/bin/subl

SublimeText Package Control https://packagecontrol.io/installation

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Create new file/existing file
`Vi file_name`

Insert mode
`i`

To save and quit
`:wq`

To quit

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https://docs.docker.com/reference/commandline/cli/#ps

docker images
docker load -i 
docker run -it
docker ps -a (-a for all)
docker attach [names]
docker exec

Remove old containers:

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Connect to MySQL/MariaDB
= mysql -uroot

Create database
= create database db_name;

Drop Database
= drop database db_name;

Connect/use database

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###Step 1: Install XCode

Check if the full Xcode package is already installed:

$ xcode-select -p

If you see:

/Applications/Xcode.app/Contents/Developer

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PostgreSQL Cheat Sheet

To start type:
psql

To list all databases:
\list

To connect to a database:
\c (name of database)

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require 'rspec'

class Anagram
end

def ac(a,b)
  if a.length == b.length
    if a.split('').sort == b.split('').sort
      true
    else

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Sublime Text3

To comment:
	Cmd + /

Switching between tabs:
	Ctrl + tab

Look up for files:
	Cmd + P