If you do any kind of system admin on Linux or you are a programmer working with strings then you will likely have to use regular expressions, a way to define search patterns for string matching. Here is my introduction tutorial.

Introduction to Android app development: www.dgitacademy.com

Regex cheat sheet: github.com/garyexplains/examples/blob/master/Gary-Explains-Regular-Expressions-Cheat-Sheet.pdf

Here is the sherlock.txt file I used in the video: github.com/garyexplains/examples/raw/master/sherlock.txt

You can use wget github.com/garyexplains/examples/raw/master/sherlock.txt to download it from the terminal.

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Local Forecast — Elevator Kevin MacLeod (incompetech.com)
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