- Command version updated to GNU sed 4.9
- Many more exercises added, and you can practice some of them using this interactive TUI app
- Long sections split into smaller ones
- In general, many of the examples, exercises, solutions, descriptions and external links were updated/corrected
- Updated Acknowledgements section
- Code snippets related to info/warning sections will now appear as a single block
- Book title changed to CLI text processing with GNU sed
- New cover image
- Images centered for EPUB format
- Clarified use of
/dev/stdinwith thercommand - Updated timing data for speed comparison examples
- Corrected various typos, improved descriptions, comments, external links, etc
- Clarified BRE vs ERE difference for line anchor escaping
- Added workaround for epub version for iBooks
- For more detailed view of changes, see the commit changes for the markdown source file
- Command version updated to GNU sed 4.8
- Corrected explanation for same-length alternations
- Added chapter sub-headings for code snippets in the repo for clarity
- Added more exercises and examples, corrected typos
- Updated cover image
- For more detailed view of changes, see the commit changes for the markdown source file
- Some typos corrected and some explanations/comments changed/added for clarity
- Added epub version of the book
- For more detailed view of changes, see the commit changes for the markdown source file
- Quantifiers terminology and explanation corrected, it is longest match wins instead of greedy
- Section added for Escaping metacharacters for shell substitutions
- Examples for
ecommand updated to include external command provided as argument - Section added for file content insertion before matching lines using
ecommand - Added examples for
Tcommand - Added more explanation and examples for Escape sequences
- Some minor changes like
-to—, updates to cheatsheets, etc - For more detailed view of changes, see the commit changes for the markdown source file
- First version