3. Find resources to build your personal toolkit
Cheatsheets
Command Line Cheat Sheet PDF with listing common commands with short explanations
Wildcard Cheat Sheet The main concepts involved in using the command line program grep
explainshell.com will dissect any shell command you type in and display help text for each piece
Mac and Windows information
Everything You Can Do With Windows 10’s New Bash Shell
Using UNIX from a Windows Computer
Online workshops/courses
Software Carpentry lesson The Unix Shell
Code Academy, Learn the command line
The all around best resource
Google or bing or askJeeves or whatever your favorite search engine is!