Lecture 4 Regular Expressions: grep, sed and awk. - ppt download
Play with text in Linux: GREP, CUT, AWK, SED - Knoldus Blogs
Dana Sibera on Twitter: "@decryption This was taped on the door of one of my first comp sci lecturers. Little did I know how much I would fall in love with awk
Grep / Sed Cheat Sheet by [deleted] - Download free from Cheatography - Cheatography.com: Cheat Sheets For Every Occasion
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Grep Awk Sed | PDF | Regular Expression | Software Engineering
Some regex tests with grep, sed and AWK
The 8th Voyager: dnGrep - Free GUI "grep" and "sed" tool for Windows