The Ray Tracer Challenge: Ok to post code to GitHub?

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Design and Build Great Web APIs: typo (page, 19, third bullet in URL list)

Title: Design and Build Great Web APIs - typo “https://company-atk.herokuapp.com/2258ie4t68jv” (page 19, third bullet in URL list) Typo:...

#pragprog #errata /book-design-and-build-great-web-apis

8 1923 7

2023-04-13 12:45:23 UTC

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PragProg Customers

Web Development with Clojure, Third Edition: (create-migration "guestbook") not working (page 9)

When I try the command to create a pair of migration files I get an error. user=> (create-migration "guestbook") Execution error (Ill...

#errata /book-web-development-with-clojure-third-edition

5 1779 4

2023-07-27 14:17:36 UTC

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PragProg Customers

Modern CSS with Tailwind: setting up Rails app

In case this helps anyone, I’ve had issues setting up the rails source code. Here were the solutions: In Gemfile, change gem 'rails' t...

#errata /book-modern-css-with-tailwind

3 1274 2

2022-01-05 00:19:21 UTC

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PragProg Customers

A Common-Sense Guide to Data Structures and Algorithms, Second Edition: erroneous extra space complexity (page400)

A Common-Sense Guide to Data Structures and Algorithms, Second Edition by Jay Wengrow @jaywengrow Hi, I have the paperback version of t...

#errata /book-a-common-sense-guide-to-data-structures-and-algorithms-second-edition

4 1180 2

2021-07-27 21:37:42 UTC

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PragProg Customers

Build a Weather Station with Elixir and Nerves: 'mix deps.get' does not work if user has not created a keyfile (page 16)

Running mix deps.get in the sensor_hub directory fails with the following error: ** (Mix) No SSH public keys found in ~/.ssh. An ssh aut...

#errata /book-build-a-weather-station-with-elixir-and-nerves

2 1442 3

2024-12-18 18:02:25 UTC

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PragProg Customers

Programming Phoenix LiveView: live_modal/2 instead of live_component/3 (210)

“The ProductLive.Index template calls a helper function, live_component/3, that in turn calls on the modal component. ” Excerpt From: Br...

#errata /book-programming-phoenix-liveview

3 1035 6

2021-11-03 12:30:33 UTC

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PragProg Customers

Powerful Command-Line Applications in Go: Exercise Solutions (many pages)

Is there any place where we can discuss the solutions to some of the exercises? I can figure most of them out, but am having trouble with...

#question /book-powerful-command-line-applications-in-go

17 1372 9

2022-02-09 15:00:31 UTC

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PragProg Customers

Agile Web Development with Rails 7: Example code does not work delete method (page 78)

On page 78 the following code appears: <%= link_to ‘Destroy’, product, class: ‘hover:underline’, method: :delete, data: { confirm...

#suggestion /book-agile-web-development-with-rails-7

1 1265 2

2022-01-29 08:01:09 UTC

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PragProg Customers

PragProg Customers Kotlin and Android Development: pg. 8 Build Gradle error: Could not get unknown property 'kotlin_version'

I am using Android Studio Chipmunk | 2021.2.1 Patch 2 Build #AI-212.5712.43.2112.8815526, built on July 10, 2022 Runtime version: 11.0....

#question /book-kotlin-and-android-development-featuring-jetpack

0 1403 2

2022-08-29 14:30:50 UTC

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PragProg Customers

Kotlin and Android Development featuring Jetpack: Unique constraint error when running chapter 5 code changes

@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,...

/book-kotlin-and-android-development-featuring-jetpack

0 1160 10

2023-08-07 20:43:16 UTC

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Science/Tech>Tech Chat

Games! Which do you play?

Which, if any, games do you play? On what platform? I just bought (and completed) Minecraft Dungeons for my Nintendo Switch. Other than ...

#games

245 5335 101

2024-08-22 11:09:29 UTC

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Backend>In The News

Bit – A modernized Git CLI written in Go

github.com

/go #git

1 5529 0

2020-10-12 18:31:12 UTC

New

General Dev>Code Editors

Poll: Which code editor do you use?

You might be thinking we should just ask who’s not using VSCode :joy: however there are some new additions in the space that might give V...

#notepad

118 4871 60

2025-07-10 07:43:28 UTC

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Game Dev>Learning Resources

Hands-on Rust: Effective Learning through 2D Game Development and Play

Rust is an exciting new programming language combining the power of C with memory safety, fearless concurrency, and productivity boosters...

pragprog.com

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116 8760 30

2024-11-09 13:24:20 UTC

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Backend>Questions

Erlang's not installing on macOS Big Sur "You are natively building Erlang/OTP for a later version of MacOSX than current version"

Just done a fresh install of macOS Big Sur and on installing Erlang I am getting: asdf install erlang 23.1.2 Configure failed. checking ...

#macos /erlang #big-sur #asdf

10 5616 8

2021-01-16 12:33:23 UTC

New

Linux>Questions

What is the most minimalist Linux server distro?

I am asking for any distro that only has the bare-bones to be able to get a shell in the server and then just install the packages as we ...

#linux #servers

66 21694 24

2022-04-13 13:30:03 UTC

New

Backend>Chat

How to install Ruby 3 with ASDF

In case anyone else is wondering why Ruby 3 doesn’t show when you do asdf list-all ruby :man_facepalming: do this first: asdf plugin-upd...

/ruby #asdf

11 5382 4

2021-02-02 08:02:13 UTC

New

General Dev>Code Editors

Doom-Emacs: Can't find emacs in your PATH

If you get Can't find emacs in your PATH when trying to install Doom Emacs on your Mac you… just… need to install Emacs first! :lol: bre...

#macos /emacs #doom-emacs

4 4891 0

2022-02-04 00:32:03 UTC

New

Windows>Chat

Taskbar Overflow Menu (NOT System Tray Overflow)

There appears to have been an update that has changed the terminology for what has previously been known as the Taskbar Overflow - this h...

#taskbar-overflow-win-11

3 1664 2

2023-02-13 08:43:55 UTC

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General Dev>In The News

X can’t stop spread of explicit, fake AI Taylor Swift images

Will Swifties’ war on AI fakes spark a deepfake porn reckoning?

arstechnica.com

/swift

0 5956 0

2024-01-26 05:47:12 UTC

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The Ray Tracer Challenge: Ok to post code to GitHub?

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The Ray Tracer Challenge: Ok to post code to GitHub?

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Popular Pragmatic Bookshelf topics

Design and Build Great Web APIs: typo (page, 19, third bullet in URL list)

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Modern CSS with Tailwind: setting up Rails app

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