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Code: (range start) (range start end) (range start end step) Should be: (range end) (range start end) (range start end step) Note the...
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On page 139 in the iex session in the Test Drive the Schema section, the instruction is to execute Product.changeset/2. However, the prev...
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In the foolowing paragraph, it could be interesting to write what the EDN acronym means. Additionally, there are variants in clojure.ed...
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In the zip file jwpaieng-code/code/prompt_engineering/chatbot.py line 28 is: def system_prompt(): in the book: def system_prompt(rag_c...
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In the exercises Brian poses the question “what happens if you change compare=False to compare=True. well, the answer is nothing. As I h...
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This Week's Trending
In the zip file jwpaieng-code/code/prompt_engineering/chatbot.py line 28 is: def system_prompt(): in the book: def system_prompt(rag_c...
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In the foolowing paragraph, it could be interesting to write what the EDN acronym means. Additionally, there are variants in clojure.ed...
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In the exercises Brian poses the question “what happens if you change compare=False to compare=True. well, the answer is nothing. As I h...
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On page 139 in the iex session in the Test Drive the Schema section, the instruction is to execute Product.changeset/2. However, the prev...
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Code: (range start) (range start end) (range start end step) Should be: (range end) (range start end) (range start end step) Note the...
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This Month's Trending
Please guide me in the right direction. I am able to get .as_graph() to display the model correctly Axon.Display.as_graph(model, templa...
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The latest book version, B 13.0 supposes to use the latest Phoenix 1.8.0 heex template variable interpolation syntax, what is not the ca...
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On page 13, how to make (require 'examples.introduction) work ? How to augment the CLASSPATH such that clj is able to find examples/intro...
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@seanmor5 thank you for this captivating book (I bought both!). Not sure how it works in the book world when libraries change after the ...
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There seems to be a race condition in this example, I am actually experiencing this in a running application. The problem happens when th...
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It seems that the dependencies versions are outdated. Quick fix (for newbies like me): change mix.exs with the last working version:...
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Chapter 7, Practice 21, Idea 48 The second paragraph ends with “royalty system”. While it sounds very flattering, it was probably meant...
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The text reads (highlighting by me): The word list from the Microsoft style guide has a lot of good terms you can build on, but there ...
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Hi Folks, Not sure if anyone had same problem but when deploying the ghcr.io/beamops/kanban:infrastructure-page image in the section Tri...
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The rule in section ‘Enforcing Grammar with Natural Language‘ reads: extends: sequence message: "Use present tense instead of '%[1]s %[2...
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Title: Agile Web Development with Rails 8: p99 Errata: (a) typo “… text/fixtures/files” errata: “… test/fixtures/files” / (b) “… the n...
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Title: Advanced Functional Programming with Elixir (page 21) Example: Programming Flutter: ‘pub get’ command not working (page 15) Hi, ...
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The inline HTML in the book references the functions upload_image_error, upload_error_message, and upload_error_to_string. They are not d...
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The section ‘Dealing with Non-Word Characters’ contains: By default, existence rules convert tokens into a regular expression that uses...
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**The end of the first full paragraph on page 66 says “Slice is a type in Go that’s aliased to uint8.” It should say “byte is a type in ...
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This Year's Trending
When you generate a new Rails, app, there is no version constraint on tailwindcss-rails in the Gemfile. The gem released version 4.0.x on...
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@autodidaddict Real World Event Sourcing: Page 105 of version 3 (PDF) Inconsistent descriptions around whether Aggregates can process ...
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Title: Agile Web Development with Rails 8 (page 9) Suggestion: Add watchman to the list of packages to install In Chapter 6 page 71 whe...
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I’m just curious: in the preface, it says, “The biggest non-deployment related change is the introduction of a basic authentication gener...
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I created my own tunez app from scratch using mix new tunes_hg I successfully followed the book creating the ash_resource ‘artist’. I c...
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On page 93, reference is made to the file lorem.jpg, which should be located in the test/fixtures/files folder; however, the file is not ...
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Hello, I was struggling a bit with completing chapter 11, iteration F4. While the changes done in the “admin” (maintenance?) panel to st...
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In reviewing the code for this chapter (autoscaling_and_optimizing_your_deployment_strategy - modules/cloud/aws/compute/swarm/main.tf), ...
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Thank you for writing such a helpful book! I’ve been enjoying learning about Hotwire Native and Rails. I have a question regarding hidin...
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The first time the navigatorHostId is set it uses the value R.id.main_nav_host supposedly added to to activity_main.xml in previous step...
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@joemasilotti In Chapter 1, Initiate the Visit Section, it says: let baseURL = URL(string: “http://localhost:3000”)! This doesn’t work ...
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The text "“ What we do have is that suspension-point icon next to awaitResponse,” presumes we didn’t have those icons in the execute ver...
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In the “Defining an update action” section artist = Tunez.Music.get_artist_by_id!("an-artist-id") should be: {:ok, artist} = Tunez...
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The regex on page 48 is hard to read: ~r/(^https:\/\/|\/images\/).+(\.png|\.jpg)$/ It can be improved by changing the delimiters which ...
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Page 100 Add the following snippet to your index.html.eex template: index.html.heex Page 105 Our <.header> function invocati...
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Trending Last Three Years
I got this error when executing the plot files on macOS Ventura 13.0.1 with Python 3.10.8 and matplotlib 3.6.1: programming_ML/code/03_...
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I just bought this book to learn about Android development, and I’m already running into a major issue in Ch. 1, p. 20: “Update activity...
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@mfazio23 Android Studio will not accept anything I do when trying to use the Transformations class, as described on pp. 140-141. Googl...
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@mfazio23 I’ve applied the changes from Chapter 5 of the book and everything builds correctly and runs. But, when I try to start a game,...
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Getting an error when installing the dependencies at the start of this chapter: could not compile dependency :exla, "mix compile" failed...
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Hello @herbert ! Trying to get the very first “Hello, Bracket Terminal!" example to run (p. 53). I develop on an Amazon EC2 instance runn...
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root_layout: {PentoWeb.LayoutView, :root}, This results in the following following error: no “root” html template defined for PentoWeb...
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Hello faithful readers! If you have tried to follow along in the book, you are asked to start up the dev environment via dx/build and ar...
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From page 13: On Python 3.7, you can install the libraries with pip by running these commands inside a Python venv using Visual Studio ...
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I’ve got to the end of Ch. 11, and the app runs, with all tabs displaying what they should – at first. After switching around between St...
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Docker-Machine became part of the Docker Toolbox, which was deprecated in 2020, long after Docker Desktop supported Docker Engine nativel...
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Is there any plan for volume 2? :slight_smile:
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@mfazio23 I had the project running as of p. 249, but by the end of Ch. 10 (p. 258), something new has made the program crash when it tr...
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Disclaimer: I hope all of this is accurate, and not the result of some stupid typo I failed to notice. Anyways… This post comprises 2 is...
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@rubys Title: Name of book: text: Agile Web Development Rails6, p. 183, Iteration G1: Capturing an Order. I started working on a web de...
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Trending Over 3 Years
Hi, I have just acquired Michael Fazio’s “Kotlin and Android Development” to learn about game programming for Android. I have a game in p...
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When trying to generate the protobuf .go file, I receive this error: Unknown flag: --go_opt libprotoc 3.12.3 MacOS 11.3.1 Googling ...
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I ran this command after installing the sample application: $ cards add do something --owner Brian And got a file not found error: Fil...
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When I run the coverage example to report on missing lines, I get: pytest --cov=cards --report=term-missing ch7 ERROR: usage: pytest [op...
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I found an issue in Chapter 7 regarding android:backgroundTint vs app:backgroundTint. How to replicate: load chapter-7 from zipfile i...
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your book suggests to use Image.toByteData() to convert image to bytes, however I get the following error: "the getter ‘toByteData’ isn’t...
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@mfazio23 I’m following the indications of the book and arriver ad chapter 10, but the app cannot be compiled due to an error in the Bas...
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Running the examples in chapter 5 c under pytest 5.4.1 causes an AttributeError: ‘module’ object has no attribute ‘config’. In particula...
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I think I might have found a problem involving SwitchCompat, thumbTint, and trackTint. As entered, the SwitchCompat changes color to hol...
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I am working on the “Your Turn” for chapter one and building out the restart button talked about on page 27. It recommends looking into ...
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Some minor things in the paper edition that says “3 2020” on the title page verso, not mentioned in the book’s errata online: p. 186 But...
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page 20: … protoc command… I had to additionally run the following go get commands in order to be able to compile protobuf code using go...
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The following is cross-posted from the original Ray Tracer Challenge forum, from a post by garfieldnate. I’m cross-posting it so that the...
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The allprojects block listed on page 245 produces the following error when syncing gradle: “org.gradle.api.GradleScriptException: A prob...
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I’m a newbie to Rails 7 and have hit an issue with the bin/Dev script mentioned on pages 112-113. Iteration A1 - Seeing the list of prod...
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