Frontend>Blogs/Talks

JS is weird - a fun and tricky JavaScript quiz

CommunityNews

CommunityNews

JS is weird - a fun and tricky JavaScript quiz

JavaScript is a great programming language, but thanks to the fact that its initial release was built in only ten days back in 1995, coupled with the fact that JS is backward-compatible, it’s also a bit weird. It doesn’t always behave the way you might think. In this quiz, you’ll be shown 25 quirky expressions and will have to guess the output. Even if you’re a JS developer, most of this syntax is probably, and hopefully, not something you use in your daily life.

Read in full here:

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

View thread on forum
/js
2 1186 0

Where Next?

View thread on forum
js
Home Frontend>Blogs/Talks
/js
2 1186 0
Last post

Popular Frontend topics Top

First poster: bot
Frontend>Blogs/Talks

Vue vs React: Best Choice for Startups
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...
swimm.io
/react
0 997 1
New
First poster: bot
Frontend>Blogs/Talks

Tips for Performant TypeScript
github.com
/typescript
1 994 1
New
First poster: bot
Frontend>Blogs/Talks

Benchmark of WebAssembly runtimes - 2021 Q1 edition
Libsodium has been fully supporting WebAssembly as a target for quite a long time. This includes its built-in benchmark suite, that can r...
github.com
/wasm
0 1173 0
New
First poster: dyowee
Frontend>Blogs/Talks

How To Get Better At CSS (For Developers)
The key reason why you (and likely most developers) struggle with CSS, is that you underestimate it. Underestimating CSS leads to a stra...
planflow.dev
#css
16 1603 5
New
First poster: bot
Frontend>Blogs/Talks

Type-Level Programming in TypeScript
The TypeScript type system is immensely powerful, and while the language itself is, of course, Turing complete, so is the type system its...
mjj.io
/typescript#programming
0 1419 0
New
First poster: bot
Frontend>Blogs/Talks

Solving the Tower of Hanoi with recursive Svelte templates
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...
geoffrich.net
/svelte
0 1367 0
New
First poster: bot
Frontend>Blogs/Talks

The new responsive: Web design in a component-driven world
User-preference based media features, container queries, and media queries for new screen types, such as foldable screens, will enable us...
web.dev
#design#web
2 992 0
New
First poster: bot
Frontend>Blogs/Talks

How JavaScript Works: the evolution of graphics
In this article, we will look at the fascinating evolution of graphics in browsers from the prehistoric days of the early browsers. We wi...
blog.sessionstack.com
/js
0 1287 0
New
brainlid
Frontend>Blogs/Talks

Restore LiveView State on Startup
You are storing some Phoenix LiveView state in the browser. You want to retrieve that saved state as early as possible to improve the use...
fly.io
/elixir/phoenix#blog-post#liveview
6 1329 0
New
mssantosdev
Frontend>Blogs/Talks

Creating a Frontend Style Guide with Phoenix Components
Our take on how to build a frontend style guide with Phoenix Components, Atomic Design and plain CSS, with focus on reusability and code ...
readyforproduction.dev
/elixir/phoenix#blog-post
2 929 0
New

Other popular topics Top

AstonJ
General Dev>Dev Chat

What are you listening to?
A thread that every forum needs! Simply post a link to a track on YouTube (or SoundCloud or Vimeo amongst others!) on a separate line an...
#community#music
202 5126 102
New
siddhant3030
General Dev>Dev Chat

Which vertical monitor do you use?
I’m thinking of buying a monitor that I can rotate to use as a vertical monitor? Also, I want to know if someone is using it for program...
#monitors#programming
51 4892 20
New
dasdom
General Dev>Dev Chat

Standing Desks
No chair. I have a standing desk. This post was split into a dedicated thread from our thread about chairs :slight_smile:
#workspace#opinions
177 9554 77
New
PragmaticBookshelf
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
#pragprog/rust#published-book/book-hands-on-rust
117 10879 30
New
PragmaticBookshelf
Frontend>Learning Resources

Modern CSS with Tailwind
Tailwind CSS is an exciting new CSS framework that allows you to design your site by composing simple utility classes to create complex e...
pragprog.com
#pragprog/tailwind#published-book/book-modern-css-with-tailwind
12 5813 4
New
Margaret
General Dev>Sales

Get 50% off these PragProg books during our Think Again Sale
Think Again 50% Off Sale » The theme of this sale is new perspectives on familiar topics. Enter coupon code ThinkAgain2021 at checkout t...
#community#pragprog/elixir/book-a-common-sense-guide-to-data-structures-and-algorithms-second-edition/book-programming-machine-learning/book-the-ray-tracer-challenge/book-forge-your-future-with-open-source/book-software-design-x-rays#algorithms/book-testing-elixir#machine-learning#sale/book-concurrent-data-processing-in-elixir/book-intuitive-python
8 6415 2
New
AstonJ
Science/Tech>Health & Diet

David Sinclair's new Lifespan podcast
We’ve talked about his book briefly here but it is quickly becoming obsolete - so he’s decided to create a series of 7 podcasts, the firs...
#health#podcasts#bio-hackers#david-sinclair
87 6790 49
New
Help
Game Dev>Questions

Can I use Java to program a game for Nintendo switch?
I am trying to crate a game for the Nintendo switch, I wanted to use Java as I am comfortable with that programming language. Can you use...
/java#nintendo
8 4771 3
New
PragmaticBookshelf
Community>In The Spotlight

Spotlight: Rebecca Skinner (Author) Interview and AMA!
Author Spotlight Rebecca Skinner @RebeccaSkinner Welcome to our latest author spotlight, where we sit down with Rebecca Skinner, auth...
#author-spotlight/haskell/book-effective-haskell
106 11719 28
New
DevotionGeo
General Dev>Questions

Do you prefer regular mechanical keyboards or low profile mechanical keyboards and why?
I have always used antique keyboards like Cherry MX 1800 or Cherry MX 8100 and almost always have modified the switches in some way, like...
/keyboards#mechanical-keyboards
27 3877 9
New
Back to top

Sponsor Spotlight

WyewWorks

Enabling companies to succeed by building software people love.

Latest in JavaScript

JavaScript Portal ❯

Frontend>Blogs/Talks

Frontend Blogs/Talks ❯

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.

EEF

Supporting innovation across the BEAM ecosystem.

coders51

We build reliable cloud platforms for business-critical systems.

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.

EEF

Supporting innovation across the BEAM ecosystem.

coders51

We build reliable cloud platforms for business-critical systems.

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