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PragProg Errata
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Programming Ecto: Question on cast |> cast_assoc (page 82)
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book-programming-ecto
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79
13 December 2025
Automate Your Home Using Go: (page 58) temperature values fluctuating between negative and positive values
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book-automate-your-home-using-go
1
61
30 November 2025
Gradients: Checking my reasoning
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book-the-ray-tracer-challenge
2
157
29 November 2025
Python Testing with pytest, Second Edition: CH2 exercises local package install
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book-python-testing-with-pytest-second-edition
0
34
5 November 2025
Advanced Functional Programming with Elixir: equality check should reside in a value object
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book-advanced-functional-programming-with-elixir
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43
27 October 2025
Network Programming in Elixir and Erlang: race condition in example page 18-19 (in handle_info(:accept, listen_socket))
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book-network-programming-in-elixir-and-erlang
0
50
15 October 2025
Write Better with Vale: Is is possible to copy & paste code from the epub version without invisible characters?
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book-write-better-with-vale
4
192
9 October 2025
Machine Learning in Elixir: Chapter 1 - Unable to train model (page 19)
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book-machine-learning-in-elixir
2
121
7 October 2025
The Ray Tracer Challenge: refraction issue: passed all the tests but at the render it doesnt work like expected
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book-the-ray-tracer-challenge
1
54
7 October 2025
Advanced Functional Programming with Elixir: B4.0
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book-advanced-functional-programming-with-elixir
0
52
30 September 2025
The Ray Tracer Challenge: Getting rotationX matrix test to pass [SOLVED]
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book-the-ray-tracer-challenge
1
58
27 September 2025
Write Better with Vale: is it possible to use Vale for a language other than English
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book-write-better-with-vale
2
92
27 September 2025
Vector Search with JavaScript: generate embeddings needs paid openai account?
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book-vector-search-with-javascript
1
64
21 September 2025
Advanced Functional Programming with Elixir: 1 struct per bounded context
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book-advanced-functional-programming-with-elixir
1
58
31 August 2025
Advanced Functional Programming with Elixir: persistence abstractions
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book-advanced-functional-programming-with-elixir
0
37
30 August 2025
Vector Search with JavaScript: example is not working
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book-vector-search-with-javascript
3
32
11 August 2025
Machine Learning in Elixir: Chap8 axon_onnx 0.4 dependency does not compile
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book-machine-learning-in-elixir
0
42
29 July 2025
book-ash-framework: AshFramework B6: Seed Albums (page 38)
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book-ash-framework
0
38
24 July 2025
Programming Phoenix LiveView: current_user and assign_new (page 60)
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book-programming-phoenix-liveview
1
520
1 July 2025
Programming Phoenix LiveView: reference to live_redirect seems to be misplaced (page 60)
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book-programming-phoenix-liveview
1
27
1 July 2025
Ash Framework: How to test changes to resources?
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book-ash-framework
2
46
19 June 2025
Ash Framework: Final album policy (p155)
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book-ash-framework
1
52
19 June 2025
Agile Web Development with Rails 8: B7.0: order_mailer_test failing (page 196)
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book-agile-web-development-with-rails-8
1
68
30 May 2025
Agile Web Development with Rails 8: B7.0 partials folder (page 151)
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book-agile-web-development-with-rails-8
2
75
30 May 2025
Agile Web Development with Rails 8: B7.0 cannot reproduce i18n error (page 229)
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book-agile-web-development-with-rails-8
1
33
30 May 2025
Agile Web Development with Rails 8: B7.0: (page 267)
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book-agile-web-development-with-rails-8
1
29
30 May 2025
High Performance PostgreSQL for Rails: Confusing `SUBSTR` arguments in `SCRUB_EMAIL` (page 52)
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book-high-performance-postgresql-for-rails
3
48
12 July 2025
Kotlin Coroutine Confidence: What's the IntelliJ IDEA inspection? (pg 133 & 141)
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book-kotlin-coroutine-confidence
1
14
29 April 2025
Tmux 3: paste-command not recognized (pg 59)
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book-tmux-3
2
32
27 March 2025
Ash Framework B4: `mix ash.gen.domain Tunez.Music` fails (page 6)
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book-ash-framework
1
13
25 March 2025
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