updates for version 2.5

Author: learnbyexample

LICENSE

@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2023 Sundeep Agarwal
+Copyright (c) 2025 Sundeep Agarwal
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

README.md

@@ -1,10 +1,10 @@
 # CLI text processing with GNU grep and ripgrep
 
-Example based guide to mastering GNU grep and ripgrep. Visit https://youtu.be/MSbGokwHm-A for a short video about the book.
+Learn GNU grep and ripgrep with hundreds of examples and exercises. Visit https://youtu.be/MSbGokwHm-A for a short video about the book.
 
 <p align="center"><img src="./images/grep_ls.png" alt="CLI text processing with GNU grep and ripgrep ebook cover image" /></p>
 
-The book also includes exercises to test your understanding, which are presented together as a single file in this repo — [Exercises.md](./exercises/Exercises.md)
+The book also includes exercises to test your understanding, which are presented together as a single file in this repo — [Exercises.md](./exercises/Exercises.md).
 
 For solutions to the exercises, see [Exercise_solutions.md](./exercises/Exercise_solutions.md).
 
@@ -20,15 +20,14 @@ See [Version_changes.md](./Version_changes.md) to keep track of changes made to
     * https://learnbyexample.gumroad.com/l/gnugrep_ripgrep
     * https://leanpub.com/gnugrep_ripgrep
 * You can also get the book as part of these bundles:
-    * **All books bundle** bundle from https://learnbyexample.gumroad.com/l/all-books
-        * Includes all my programming books
-    * **Magical one-liners** bundle from https://learnbyexample.gumroad.com/l/oneliners or https://leanpub.com/b/oneliners
-    * **Awesome Regex** bundle from https://learnbyexample.gumroad.com/l/regex or https://leanpub.com/b/regex
+    * **All books bundle** bundle from https://leanpub.com/b/learnbyexample-all-books or https://learnbyexample.gumroad.com/l/all-books
+    * **Magical one-liners** bundle from https://leanpub.com/b/oneliners or https://learnbyexample.gumroad.com/l/oneliners
+    * **Awesome Regex** bundle from https://leanpub.com/b/regex or https://learnbyexample.gumroad.com/l/regex
 * See https://learnbyexample.github.io/books/ for a list of other books
 
 For a preview of the book, see [sample chapters](./sample_chapters/gnu_grep_sample.pdf).
 
-The book can also be [viewed as a single markdown file in this repo](./gnu_grep.md). See my blogpost on [generating pdfs from markdown using pandoc](https://learnbyexample.github.io/customizing-pandoc/) if you are interested in the ebook creation process.
+The book can also be [viewed as a single markdown file in this repo](./gnu_grep.md). See my blogpost on [generating pdf/epub from markdown using pandoc](https://learnbyexample.github.io/customizing-pandoc/) if you are interested in the ebook creation process.
 
 For the web version of the book, visit https://learnbyexample.github.io/learn_gnugrep_ripgrep/
 
@@ -38,7 +37,7 @@ For the web version of the book, visit https://learnbyexample.github.io/learn_gn
 
 ⚠️ ⚠️ Please DO NOT submit pull requests. Main reason being any modification requires changes in multiple places.
 
-I would highly appreciate if you'd let me know how you felt about this book. It could be anything from a simple thank you, pointing out a typo, mistakes in code snippets, which aspects of the book worked for you (or didn't!) and so on. Reader feedback is essential and especially so for self-published authors.
+I would highly appreciate it if you'd let me know how you felt about this book. It could be anything from a simple thank you, pointing out a typo, mistakes in code snippets, which aspects of the book worked for you (or didn't!) and so on. Reader feedback is essential and especially so for self-published authors.
 
 You can reach me via:
 

Version_changes.md

@@ -1,5 +1,13 @@
 <br>
 
+### 2.5
+
+* Command versions updated to **GNU grep 3.11** and **ripgrep 14.1.1**
+* Updated some of the examples, descriptions, external links and timing results
+* Added Hyperlink section for the `ripgrep` command
+
+<br>
+
 ### 2.0
 
 * Command versions updated to **GNU grep 3.10** and **ripgrep 13.0.0**

code_snippets/Frequently_used_options.sh

@@ -148,7 +148,7 @@ grep -Fvxf colors_1 colors_2
 
 grep -Fvxf colors_2 colors_1
 
-## Extract only matching portion
+## Extract only the matching portions
 
 grep -oi 'the' ip.txt
 

code_snippets/Gotchas_and_Tricks.sh

@@ -30,9 +30,9 @@ echo '5*3-2=13' | grep -- '-2'
 
 printf -- '-2+3=1\n'
 
-printf 'boat\nsite\nfoot' | grep '[aeo]+t'
+printf 'boat\nsite\nfoot' | grep -o '[aeo]+t'
 
-printf 'boat\nsite\nfoot' | grep '[aeo]+t' -E
+printf 'boat\nsite\nfoot' | grep -o '[aeo]+t' -E
 
 ## Word boundary differences
 

code_snippets/Introduction.sh

@@ -1,10 +1,10 @@
 ## Installation
 
-wget https://ftp.gnu.org/gnu/grep/grep-3.10.tar.xz
+wget https://ftp.gnu.org/gnu/grep/grep-3.11.tar.xz
 
-tar -xf grep-3.10.tar.xz
+tar -xf grep-3.11.tar.xz
 
-cd grep-3.10/
+cd grep-3.11/
 
 ./configure
 

code_snippets/Perl_Compatible_Regular_Expressions.sh

@@ -176,7 +176,7 @@ echo "$s" | grep -oP '(?<=\b[a-z]{1,3})\d+'
 
 echo 'cat scatter cater scat' | grep -oP '(?<=(cat.*?){2})cat[a-z]*'
 
-## Set start of matching portion with \K
+## Set the start of matching portion with \K
 
 echo 'apple=42, fig=314' | grep -oP '=\K\d+'
 

code_snippets/ripgrep.sh

@@ -2,11 +2,11 @@
 
 link='https://github.com/BurntSushi/ripgrep/releases/'
 
-link="$link"'download/13.0.0/ripgrep_13.0.0_amd64.deb'
+link="$link"'download/14.1.1/ripgrep_14.1.1-1_amd64.deb'
 
 wget "$link"
 
-sudo gdebi ripgrep_13.0.0_amd64.deb
+sudo gdebi ripgrep_14.1.1-1_amd64.deb
 
 rg --version
 
@@ -60,6 +60,10 @@ rg 'say' ip.txt search.txt | cat -
 
 rg -NI --no-heading 'say' ip.txt search.txt
 
+## Hyperlink
+
+rg --hyperlink-format=default 'say' ip.txt search.txt
+
 ## Field separator
 
 rg --field-match-separator ')' 'the' ip.txt
@@ -226,9 +230,9 @@ echo 'a cat and a dog' | rg '(?x)t a'
 
 echo 'a cat and a dog' | rg '(?x)t\ a'
 
-echo 'foo a#b 123' | rg -o '(?x)a#.'
+echo 'fig a#b 123' | rg -o '(?x)a#.'
 
-echo 'foo a#b 123' | rg -o '(?x)a\#.'
+echo 'fig a#b 123' | rg -o '(?x)a\#.'
 
 ## Unicode
 

exercises/Exercise_solutions.md

@@ -472,7 +472,7 @@ Adios amigo
 
 # Recursive search
 
->![info](../images/info.svg) Use the `recursive.sh` script from the [exercises](https://github.com/learnbyexample/learn_gnugrep_ripgrep/tree/master/exercises) directory for this section. Unless otherwise mentioned, assume you need to use the `-r` option instead of the `-R` option.
+>![info](../images/info.svg) Use the `recursive.sh` script from the [exercises](https://github.com/learnbyexample/learn_gnugrep_ripgrep/tree/master/exercises) directory for this section. Unless otherwise mentioned, assume you need to use the `-r` option instead of `-R`.
 >
 > ```bash
 > # change to the 'exercises' directory and source the 'recursive.sh' script

exercises/Exercises.md

@@ -423,7 +423,7 @@ Adios amigo
 
 # Recursive search
 
->![info](../images/info.svg) Use the `recursive.sh` script from the [exercises](https://github.com/learnbyexample/learn_gnugrep_ripgrep/tree/master/exercises) directory for this section. Unless otherwise mentioned, assume you need to use the `-r` option instead of the `-R` option.
+>![info](../images/info.svg) Use the `recursive.sh` script from the [exercises](https://github.com/learnbyexample/learn_gnugrep_ripgrep/tree/master/exercises) directory for this section. Unless otherwise mentioned, assume you need to use the `-r` option instead of `-R`.
 >
 > ```bash
 > # change to the 'exercises' directory and source the 'recursive.sh' script