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GNU SED

Example based guide to mastering GNU sed.

The book also includes exercises to test your understanding, which is presented together as a single file in this repo - Exercises.md

See Version_changes.md to keep track of changes made to the book.


E-book

You can purchase the book using these links:

For a preview of the book, see sample chapters

The book can also be viewed as a single markdown file in this repo. See my blogpost on generating pdf from markdown using pandoc if you are interested in the ebook creation process.


Feedback

Please open an issue if you spot any typo/errors.

I'd also highly appreciate your feedback about the book.

Goodreads: https://www.goodreads.com/book/show/48641172-gnu-sed

Twitter: https://twitter.com/learn_byexample


Table of Contents

  1. Preface
  2. Introduction
  3. In-place file editing
  4. Selective editing
  5. BRE/ERE Regular Expressions
  6. Flags
  7. Shell substitutions
  8. z, s and f command line options
  9. append, change, insert
  10. Adding content from file
  11. Control structures
  12. Processing lines bounded by distinct markers
  13. Gotchas and Tricks
  14. Further Reading

Acknowledgements

Special thanks to all my friends and online acquaintances for their help, support and encouragement, especially during difficult times.


License

The book is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License

The code snippets are licensed under MIT, see LICENSE file

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Example based guide to mastering GNU sed

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