gnu-sed

2025-05-07 Everything you need to know about sed substitution
2025-01-13 Coloring matched portions with GNU grep, sed and awk
2023-08-17 Interactive exercises for GNU grep, sed and awk (TUI apps)
2023-06-29 CLI text processing with GNU sed book announcement
2021-05-31 GNU BRE/ERE cheatsheet and differences between grep, sed and awk
2020-11-27 Multiline fixed string search and replace with CLI tools
2020-10-31 Emulating regexp lookarounds in GNU sed