Trending This:
Latest
Title: Programming Ruby 3.3 – page 517
Under the sub-heading Regexp on page 517, the second paragraph under that heading, first line sho...
New
The (improved) version of the second code example is:
const transform = [
(shape) => scale(shape, 0.5),
(shape) => rotate...
New
New
Page 5 mentions using Ruby 3.4.1, but the example code is configured for Ruby 3.3.4.
New
Title: Programming Phoenix LiveView
I am not sure if this an appropriate way to send feedback for this book. It seems like the defacto i...
New
This Week's Trending
This Month's Trending
Title: Programming Ruby 3.3 – page 517
Under the sub-heading Regexp on page 517, the second paragraph under that heading, first line sho...
New
The (improved) version of the second code example is:
const transform = [
(shape) => scale(shape, 0.5),
(shape) => rotate...
New
This Year's Trending
I just signed up for the forum to discuss the 1.0 version.
I don’t want to be a downer only a third of the way through the book, but I t...
New
On page 13, how to make (require 'examples.introduction) work ? How to augment the CLASSPATH such that clj is able to find examples/intro...
New
Hi @andatki,
Happy New Year! Just getting back into the book after a long pause and decided to restart from the beginning.
Postgres.app...
New
I am reading this book with great enthusiasm.
So far the code works great but while running the examples in Predicates That Span Context...
New
hi, Jay
research_docs maintains a rag_chunks dictionary at the start of the function and the results from search_manual and read_webpage...
New
In the foolowing paragraph, it could be interesting to write what the EDN acronym means.
Additionally, there are variants in clojure.ed...
New
Code:
(range start)
(range start end)
(range start end step)
Should be:
(range end)
(range start end)
(range start end step)
Note the...
New
Hi Jamis,
I’ve been working my way through Chapter 10: Generalising Patterns and came up agains a problem with the gradient. When appli...
New
Hi @andatki,
This is a follow-up to my previous error report, High Performance PostgreSQL for Rails: Confusing `SUBSTR` arguments in `SC...
New
The sample code linked from the book page does not contain the file reader/snake.clj.
New
I am really enjoying the book so far but came across an issue in the first chapter. When running:
trained_model_state =
model
|> Axo...
New
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...
New
So I have the 3rd edition hard copy which is how as a newbie I was confident there was an error.
I’m comming back to Clojure for fun so ...
New
Programming Clojure, Fourth Edition: error in the example of read-string use (page 48)
;; Does not evaluate, just returns as data(read-...
New
The code starts with this:
publisher = Publisher.last
But the code after uses the variable p
if p in {authors: []}
puts "#{p.name} h...
New
Trending Last Three Years
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...
New
Is there any plan for volume 2? :slight_smile:
New
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 ...
New
@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...
New
the statement “The quantum state of a qubit is obtained by reading across a row … |0011>” seems quite problematic to me.
First, the q...
New
@rubys
Following through the book but using Rails 7.1.2.
When trying to run the test on page 118 I get -
`
Error:
ProductsControllerT...
New
Hello @seanmor5 ,
When upgrading Axon to 0.7, evaluation fails with:
** (ArgumentError) argument at position 3 is not compatible with c...
New
@TrevorBurnham
Maybe I missed it, but I think you need to add @testing-library/jest-dom to the compileOptions/types in tsconfig.json, ot...
New
Roshan asked:
Is this useful for non Rails users?
As the author, I’m biased, but I think so. While all of the application code exampl...
New
@andatki
“If you’ve used the history command in your terminal, psql supports a similar “reverse search” by typing “ctrl-r”. Type ctrl-r,...
New
High Performance PostgreSQL for Rails: How to show autovacuum_vacuum_scale_factor per table (p. 171)
@andatki
On page 171, it shows how to change the autovacuum scale factor for a particular table, eg:
ALTER TABLE trips SET (autovacuum_...
New
@mfazio23
My version of the app was building (version as of p. 284), but as of the end of p. 294, it fails to build with this error:
e:...
New
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...
New
@seanmor5
the code provided I am running into an error when training the first model that uses transfer learning with ONNX model mobilen...
New
@seanmor5
Title: Machine Learning in elixir: Some problems with chapter 7 in Version B2.0
On 3 january 2024 I downloaded the Cats & ...
New
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...
New
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 ...
New
I ran this command after installing the sample application:
$ cards add do something --owner Brian
And got a file not found error:
Fil...
New
I found an issue in Chapter 7 regarding android:backgroundTint vs app:backgroundTint.
How to replicate:
load chapter-7 from zipfile i...
New
When I run the coverage example to report on missing lines, I get:
pytest --cov=cards --report=term-missing ch7
ERROR: usage: pytest [op...
New
your book suggests to use Image.toByteData() to convert image to bytes, however I get the following error: "the getter ‘toByteData’ isn’t...
New
@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...
New
Running the examples in chapter 5 c under pytest 5.4.1 causes an AttributeError: ‘module’ object has no attribute ‘config’.
In particula...
New
I think I might have found a problem involving SwitchCompat, thumbTint, and trackTint.
As entered, the SwitchCompat changes color to hol...
New
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...
New
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_...
New
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 ...
New
@mfazio23
Android Studio will not accept anything I do when trying to use the Transformations class, as described on pp. 140-141. Googl...
New
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...
New
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...
New
Our Community
Popular Users This Month
Devtalk Supports Global Peace
Filter by:
Sub Categories:
My Saved Portals
-
None saved yet
Popular Portals
- /elixir
- /rust
- /wasm
- /ruby
- /erlang
- /phoenix
- /keyboards
- /python
- /js
- /rails
- /security
- /go
- /swift
- /vim
- /java
- /clojure
- /typescript
- /emacs
- /haskell
- /svelte
- /onivim
- /kotlin
- /react
- /c-plus-plus
- /crystal
- /tailwind
- /gleam
- /ocaml
- /elm
- /vscode
- /flutter
- /html
- /ash
- /deepseek
- /zig
- /opensuse
- /centos
- /php
- /scala
- /react-native
- /lisp
- /sublime-text
- /textmate
- /nixos
- /debian
- /agda
- /deno
- /django
- /kubuntu
- /nodejs
Popular Tags
- #apple
- #code
- #linux
- #programming
- #web
- #blog-post
- #podcasts
- #video
- #otp
- #news
- #openai
- #community
- #github
- #microsoft
- #chatgpt
- #learning
- #macos
- #new
- #ai
- #manning
- #design
- #project
- #development
- #llm
- #performance
- #testing
- #ios
- #database
- #internet
- #blog
- #android
- #css
- #nvidia
- #guide
- #apps
- #quantum
- #hardware
- #browser
- #social
- #coding
- #intel
- #amazon
- #games
- #privacy
- #liveview
- #windows
- #api
- #writing
Devtalk Sponsors
Practical resources that improve the lives of professional developers.
We build trusted fault-tolerant systems that scale to billions of users.
Real-time error tracking, performance insights, and observability for devs.
Supporting innovation across the BEAM ecosystem.
We build reliable cloud platforms for business-critical systems.
Develop your skills with books, videos, and courses.
Catch errors, track performance, monitor hosts and more.
Enabling companies to succeed by building software people love.
Courses that move you from confusion to "Aha, now I get it!"
Publishing Linux Magazine, ADMIN, and MakerSpace for 25+ years.