CommunityNews
User-defined type guards in TypeScript
Decided to write this blog post because I couldn’t find any documentation or online examples like the one I’m sharing here. Every example I’ve seen the user-defined type guard is used to replace the whole type definition and not specific properties…
This thread was posted by one of our members via one of our news source trackers.
Popular Frontend topics
Two ways you can take advantage of types in JavaScript (without TypeScript) - The Blinking Caret.
This blog post describes how you can e...
New
New
WebAssembly has been one of the trendiest intermediate representations since a while.
However, its definition of safety means preventing...
New
Welcome to the 5th edition of the JavaScript Rising Stars, our annual round-up of the JavaScript landscape!
The concept is the same as b...
New
The key reason why you (and likely most developers) struggle with CSS, is that you underestimate it.
Underestimating CSS leads to a stra...
New
The TypeScript type system is immensely powerful, and while the language itself is, of course, Turing complete, so is the type system its...
New
Add WebAssembly, get performance. Is that how it really works?
The incredibly unsatisfying answer is: It depends. It depends on oh-so-ma...
New
Backend languages in the browser have been a thing for a long time. Google Web Toolkit would compile Java applications into JavaScript, a...
New
Let’s build a fully functioning and settable “analog” clock with CSS custom properties and the calc() function. Then we’ll convert it int...
New
On your LiveView page, you are using a custom component. You want to be able to pass HTML attributes into the component, but the componen...
New
Other popular topics
Reading something? Working on something? Planning something? Changing jobs even!?
If you’re up for sharing, please let us know what you’...
New
Which, if any, games do you play? On what platform?
I just bought (and completed) Minecraft Dungeons for my Nintendo Switch. Other than ...
New
My first contact with Erlang was about 2 years ago when I used RabbitMQ, which is written in Erlang, for my job. This made me curious and...
New
I have seen the keycaps I want - they are due for a group-buy this week but won’t be delivered until October next year!!! :rofl:
The Ser...
New
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...
New
Author Spotlight:
David Bryant Copeland
@davetron5000
We’re so happy to bring you another Author Spotlight, a series where we sit dow...
New
Author Spotlight:
Tammy Coron
@Paradox927
Gaming, and writing games in particular, is about passion, vision, experience, and immersio...
New
zig/http.zig at 7cf2cbb33ef34c1d211135f56d30fe23b6cacd42 · ziglang/zig.
General-purpose programming language and toolchain for maintaini...
New
I’m able to do the “artistic” part of game-development; character designing/modeling, music, environment modeling, etc.
However, I don’t...
New
Hello,
I’m a beginner in Android development and I’m facing an issue with my project setup. In my build.gradle.kts file, I have the foll...
New
Sponsor Spotlight
Catch errors, track performance, monitor hosts and more.
Latest in TypeScript
Categories:
Sub Categories:
Popular Portals
- /elixir
- /rust
- /wasm
- /ruby
- /erlang
- /phoenix
- /keyboards
- /rails
- /js
- /python
- /security
- /go
- /swift
- /vim
- /clojure
- /emacs
- /haskell
- /java
- /onivim
- /svelte
- /typescript
- /crystal
- /kotlin
- /c-plus-plus
- /tailwind
- /gleam
- /ocaml
- /react
- /elm
- /flutter
- /vscode
- /ash
- /opensuse
- /centos
- /html
- /php
- /deepseek
- /zig
- /scala
- /textmate
- /lisp
- /sublime-text
- /nixos
- /debian
- /react-native
- /agda
- /kubuntu
- /arch-linux
- /django
- /revery
- /ubuntu
- /manjaro
- /spring
- /nodejs
- /diversity
- /lua
- /c
- /slackware
- /julia
- /markdown
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.
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!"