CommunityNews

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.

Where Next?

Popular Frontend topics Top

AstonJ
Haven’t watched it yet but posting it and bookmarking the thread :nerd_face: TypeScript continues to soar in popularity…
New
First poster: bot
Vue vs React: Best Choice for Startups. “I just have one question for you: Why Vue? I hope you’re not rolling your eyes thinking - “ah n...
New
First poster: bot
Why I Love Tailwind. Why Tailwind is blowing up, why I (the creator of styled-components) love it and how I avoid the downsides of atomi...
New
First poster: AstonJ
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...
/js
New
First poster: bot
As crappy as 2020 was, JavaScript as a whole still managed to somehow move forward. As the language itself keeps improving thanks to new ...
/js
New
First poster: bot
The challenge of searching static websites is effectively a solved problem with brilliant, yet widely unadopted, solutions. These projec...
New
First poster: bot
The Tower of Hanoi is a classic mathematical puzzle that is often used as an introduction to recursion. We can express a solution to this...
New
First poster: bot
For every day of advent I am building a new UI Component. The theme? You guessed it ― Christmas. :christmas_tree:
New
brainlid
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
First poster: bot
Holograms, light-leaks and how to build CSS-only shaders - Robb Owen . Get a shiny WebGL look without actually using WebGL. In this arti...
New

Other popular topics Top

PragmaticBookshelf
Machine learning can be intimidating, with its reliance on math and algorithms that most programmers don't encounter in their regular wor...
New
PragmaticBookshelf
Brace yourself for a fun challenge: build a photorealistic 3D renderer from scratch! In just a couple of weeks, build a ray tracer that r...
New
AstonJ
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 ...
New
AstonJ
I ended up cancelling my Moonlander order as I think it’s just going to be a bit too bulky for me. I think the Planck and the Preonic (o...
New
PragmaticBookshelf
Leverage Elixir and the Nx ecosystem to build intelligent applications that solve real-world problems in computer vision, natural languag...
New
CommunityNews
A Brief Review of the Minisforum V3 AMD Tablet. Update: I have created an awesome-minisforum-v3 GitHub repository to list information fo...
New
PragmaticBookshelf
Overarching tutorial for Python beginner and intermediate developers that teaches web development with the Flask framework. Miguel Gr...
New
RobertRichards
Hair Salon Games for Girls Fun Girls Hair Saloon game is mainly developed for kids. This game allows users to select virtual avatars to ...
New
PragmaticBookshelf
Escape callback hell and ship fast, clean code that reads as smoothly as it runs. Squash bugs and stamp out memory leaks with an intuitiv...
New
PragmaticBookshelf
This book forgoes the abstract and instead provides concrete examples to help you better leverage the unique properties of Elixir, Erlang...
New