Example based guide for text processing with ruby from the command line.
The book also includes exercises to test your understanding, which is presented together as a single file in this repo - Exercises.md
For solutions to the exercises, see Exercise_solutions.md.
See Version_changes.md to keep track of changes made to the book.
You can purchase the pdf/epub versions of the book using these links:
You can also get the book as part of these bundles:
- Ruby text processing bundle from https://learnbyexample.gumroad.com/l/ruby-textprocessing or https://leanpub.com/b/ruby-textprocessing
- Magical one-liners bundle from https://learnbyexample.gumroad.com/l/oneliners or https://leanpub.com/b/oneliners
- All books bundle bundle from https://learnbyexample.gumroad.com/l/all-books
- Includes all my programming books
See https://learnbyexample.github.io/books/ for list of other books
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/epub from markdown using pandoc if you are interested in the ebook creation process.
For web version of the book, visit https://learnbyexample.github.io/learn_ruby_oneliners/
Please open an issue if you spot any typo/errors.
I'd also highly appreciate your feedback about the book.
Twitter: https://twitter.com/learn_byexample
- Preface
- One-liner introduction
- Line processing
- Field separators
- Record separators
- Multiple file input
- Processing multiple records
- Two file processing
- Dealing with duplicates
- Processing structured data
- ruby-lang documentation — manuals and tutorials
- /r/ruby/ — helpful forum for beginners and experienced programmers alike
- stackoverflow — for getting answers to pertinent questions on Ruby, one-liners, etc
- tex.stackexchange — for help on pandoc and
texrelated questions - LibreOffice Draw — cover image
- pngquant and svgcleaner for optimizing images
- Warning and Info icons by Amada44 under public domain
- softwareengineering.stackexchange and skolakoda for programming quotes
- mdBook — for web version of the book
- mdBook-pagetoc — for adding table of contents for each chapter
- minify-html — for minifying html files
A heartfelt thanks to all my readers. Your valuable support has significantly eased my financial concerns and allows me to continue writing books.
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