Published 2026-01-15 · 12 chapters

Regex Therapy: Rename / Ack / Perl CLI

Learn regular expressions through practical command-line tools. Master ack for searching, rename for bulk file operations, and Perl one-liners for text transformation. Same syntax across all three tools. No theory dumps, just patterns you can use today.

01
Overview
3.1 KiB
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02
Installing tools
2.4 KiB
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03
Regex building blocks
3.7 KiB
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04
Regex combining patterns
4.1 KiB
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05
Ack searching
4.0 KiB
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06
Ack advanced
4.7 KiB
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07
Rename basics
3.8 KiB
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08
Rename capture groups
5.0 KiB
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09
Perl oneliners basics
4.2 KiB
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10
Perl oneliners examples
4.6 KiB
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11
Quick reference
4.9 KiB
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12
Practice exercises
6.7 KiB
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