# \#pickaxe-book

**URL:** https://forum.devtalk.com/tag/pickaxe-book/2883.md

[Latest](https://forum.devtalk.com/latest.md) · [Categories](https://forum.devtalk.com/categories.md) · [Tags](https://forum.devtalk.com/tags.md)

---

## [Programming Ruby 4 (PragProg)](https://forum.devtalk.com/t/programming-ruby-4-pragprog/226630)

<div class="topic-metadata">

**Author:** [@pragdave](https://forum.devtalk.com/u/pragdave)\
**Replies:** 0\
**Last updated:** [17 December 2025 04:43 UTC](https://forum.devtalk.com/t/programming-ruby-4-pragprog/226630 "2025-12-17T04:43:05Z")

</div>

Learn Ruby from the sixth edition of the book that first introduced Matz’s amazing language to the world, and that has taught hundreds of thousands of developers since. Updated to include all the new Ruby 4 features, th…

---

## [Why is the PickAxe book's new version's size reduced by half?](https://forum.devtalk.com/t/why-is-the-pickaxe-books-new-versions-size-reduced-by-half/94441)

<div class="topic-metadata">

**Author:** [@DevotionGeo](https://forum.devtalk.com/u/DevotionGeo)\
**Replies:** 8\
**Last updated:** [10 February 2023 17:25 UTC](https://forum.devtalk.com/t/why-is-the-pickaxe-books-new-versions-size-reduced-by-half/94441 "2023-02-10T17:25:23Z")

</div>

I am planning to refresh my Ruby knowledge in a month or two, after using other technologies more frequently for a few years. Luckily I won this month’s Pragmatic Bookshelf’s giveaway, and requested the PickAxe book ( Pr…