Frontend>In The News

Misusing TypeScript Assertion Functions for Fun and Profit

CommunityNews

CommunityNews

Misusing TypeScript Assertion Functions for Fun and Profit

Misusing TypeScript Assertion Functions for Fun and Profit — Sympolymathesy, by Chris Krycho.
TypeScript’s assertions functions (asserts) can be mis-used to good effect when modeling unfortunate mutation-driven APIs. But “misuse” is the right word.

Read in full here:

This thread was posted by one of our members via one of our news source trackers.

View thread on forum
/typescript#fun
0 916 0

Where Next?

View thread on forum
typescript
fun
Home Frontend>In The News
/typescript#fun
0 916 0
Last post

Popular Frontend topics Top

First poster: bot
Frontend>In The News

Why we chose Typescript for the Hasura Console
At Hasura, we wanted to introduce a statically typed frontend language for quite some time now. We discussed which one we should choose a...
hasura.io
/typescript
0 1221 0
New
First poster: bot
Frontend>In The News

HTML is/as a programming language
GitHub - marianoguerra/hiapl: HTML Is A Programming Language. HTML Is A Programming Language. Contribute to marianoguerra/hiapl developm...
github.com
#programming/html
0 1232 0
New
First poster: bot
Frontend>In The News

Track down the JavaScript code responsible for polluting the global scope
Track down the JavaScript code responsible for polluting the global scope. Here’s how you can debug what JavaScript code is adding globa...
mmazzarolo.com
/js#code
2 1110 0
New
CommunityNews
Frontend>In The News

Dwitter - JavaScript demos in 140 characters
See them here: This thread was posted by one of our members via one of our news source trackers.
dwitter.net
/js#demos
3 1081 1
New
First poster: davearonson
Frontend>In The News

Javascript Does Not Need a StringBuilder
Javascript Does Not Need a StringBuilder. Today I learned that Javascript does not need a StringBuilder for accumulating a large number ...
josephmate.github.io
/js
10 957 2
New
CommunityNews
Frontend>In The News

Four Eras of JavaScript Frameworks
pzuraq | Four Eras of JavaScript Frameworks. A blog about (mostly) computery things
pzuraq.com
/js#frameworks
6 986 1
New
First poster: bot
Frontend>In The News

TypeScript is terrible for library developers
Typescipt is terrible for library developers. We spend a disproportionate amount of time on types
erock.prose.sh
/typescript#library
0 852 0
New
First poster: bot
Frontend>In The News

All branches will diverge from the stem: from Elm to Derw
All branches will diverge from the stem: from Elm to Derw. Forgive the fancy title, but I felt it fit this month’s Derw improvements wel...
derw.substack.com
/elm
0 865 0
New
First poster: bot
Frontend>In The News

Cooking with TypeScript: a collection of patterns for TypeScript 4.8
GitHub - adamshaylor/cooking-with-typescript: A collection of patterns for TypeScript 4.8. A collection of patterns for TypeScript 4.8. ...
github.com
/typescript#cooking
0 809 0
New
First poster: bot
Frontend>In The News

Speeding up the JavaScript ecosystem - one library at a time
Speeding up the JavaScript ecosystem - one library at a time. Most popular libraries can be sped up by avoiding unnecessary type convers...
marvinh.dev
/js#library
0 867 0
New

Other popular topics Top

axelson
Cross Platform>Libraries/Tools

Obsidian – a cross platform app to help you create a knowledge base with Markdown files
I’ve been really enjoying obsidian.md: It is very snappy (even though it is based on Electron). I love that it is all local by defaul...
#apps#macos#windows#linux/markdown#obsidian
38 4357 19
New
Exadra37
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 23964 24
New
Exadra37
Linux>Chat

RancherOS is in end of life
Oh just spent so much time on this to discover now that RancherOS is in end of life but Rancher is refusing to mark the Github repo as su...
#linux#rancheros
10 5767 6
New
foxtrottwist
General Dev>Dev Chat

Warp—The blazingly fast, Rust-based terminal
A few weeks ago I started using Warp a terminal written in rust. Though in it’s current state of development there are a few caveats (tab...
/rust#terminal
52 5824 22
New
PragmaticBookshelf
Backend>Learning Resources

Agile Web Development with Rails 7
Rails 7 completely redefines what it means to produce fantastic user experiences and provides a way to achieve all the benefits of single...
pragprog.com
#pragprog#web-development/ruby/rails#published-book/book-agile-web-development-with-rails-7
32 5327 9
New
First poster: joeb
General Dev>In The News

Safari now supports File System Access API with private origin
The File System Access API with Origin Private File System. WebKit supports new API that makes it possible for web apps to create, open,...
webkit.org
#api#safari
43 3467 21
New
AstonJ
Frontend>Chat

Online Hand to eye coordination test
Was just curious to see if any were around, found this one: I got 51/100: Not sure if it was meant to buy I am sure at times the b...
#online-tools
4 4021 1
New
AstonJ
macOS>Chat

How to block any website on Mac using Little Snitch
If you want a quick and easy way to block any website on your Mac using Little Snitch simply… File > New Rule: And select Deny, O...
#macos#how-to#littlesnitch
5 9782 3
New
PragmaticBookshelf
Backend>Learning Resources

Agile Web Development with Rails 8
Get the comprehensive, insider information you need for Rails 8 with the new edition of this award-winning classic. Sam Ruby @rubys ...
pragprog.com
#pragprog#web-development/ruby/rails#published-book/book-agile-web-development-with-rails-8
12 5049 7
New
AstonJ
AI>In The News

DeepSeek (671B) running on a cluster of 8 Mac Mini Pros with 64GB RAM each
This is cool! DEEPSEEK-V3 ON M4 MAC: BLAZING FAST INFERENCE ON APPLE SILICON We just witnessed something incredible: the largest open-s...
#ai#macs/deepseek
0 5576 1
New
Back to top

Sponsor Spotlight

WyewWorks

Enabling companies to succeed by building software people love.

Latest in TypeScript

TypeScript Portal ❯

Frontend>In The News

Frontend In The News ❯

Latest on Devtalk

Devtalk ❯

We ❤️ helpful members!

We reward our most helpful members via our MOTM scheme - by giving away a whopping 25 books per year!

Member of the Month

Devtalk Sponsors

Pragmatic Bookshelf

Practical resources that improve the lives of professional developers.

Erlang Solutions

We build trusted fault-tolerant systems that scale to billions of users.

Honeybadger

Real-time error tracking, performance insights, and observability for devs.

Manning Publications

Develop your skills with books, videos, and courses.

AppSignal

Catch errors, track performance, monitor hosts and more.

WyeWorks

Enabling companies to succeed by building software people love.

Pragmatic Studio

Courses that move you from confusion to "Aha, now I get it!"

View all our sponsors ❯

Categories:

Sub Categories:

Popular Portals

Devtalk Sponsors

Pragmatic Bookshelf

Practical resources that improve the lives of professional developers.

Erlang Solutions

We build trusted fault-tolerant systems that scale to billions of users.

Honeybadger

Real-time error tracking, performance insights, and observability for devs.

Manning Publications

Develop your skills with books, videos, and courses.

AppSignal

Catch errors, track performance, monitor hosts and more.

WyeWorks

Enabling companies to succeed by building software people love.

Pragmatic Studio

Courses that move you from confusion to "Aha, now I get it!"

View all our sponsors ❯

We're in Beta

About us Mission Statement See our Roadmap