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Nalezeno "Javascript": 807

Collective #653

18.3.2021
Debugging layout shifts * Aladino * Haikei * Rethinking the JavaScript ternary operator The post Collective #653 appeared first on Codrops

Handling User Permissions in JavaScript

17.3.2021
So, you have been working on this new and fancy web application. Be it a recipe app, a document manager, or even your private cloud, you‘ve now reached the point of working with users and permissions. Take the document manager … The post Handling User Permissions in JavaScript appeared first...

Table of Contents with IntersectionObserver

11.3.2021
If you have a table of contents on a long-scrolling page, thanks to, say, position: fixed; or position: sticky;, the IntersectionObserver API in JavaScript is the perfect companion to highlight items in the table of contents when corresponding content … The post Table of Contents with...

Insert Cursor at Any Position at Command Line

11.3.2021
As much as I enjoy writing lengthy pieces of JavaScript APIs, techniques, and other tech brilliance, I very much enjoy providing people quick tips to make their daily dev lives better. This is one such post. Oftentimes I’m working with long command line directives, and as you can imagine,...

Web Frameworks: Why You Don’t Always Need Them

10.3.2021
Richard MacManus explaining Daniel Kehoe’s approach to building websites: There are three key web technologies underpinning Kehoe’s approach: ES6 Modules: JavaScript ES6 can support import modules, which are also supported by browsers. Module CDNs: JavaScript modules can now … The...

A Super Flexible CSS Carousel, Enhanced With JavaScript Navigation

5.3.2021
Not sure about you, but I often wonder how to build a carousel component in such a way that you can easily dump a bunch of items into the component and get a nice working carousel — one that allows … The post A Super Flexible CSS Carousel, Enhanced With JavaScript Navigation appeared first...

How to Map Mouse Position in CSS

1.3.2021
Let’s look at how to get the user’s mouse position and map it into CSS custom properties: --positionX and --positionY. We could do this in JavaScript. If we did, we could do things like make make an element … The post How to Map Mouse Position in CSS appeared first on CSS-Tricks. You...

SmolCSS

24.2.2021
A wonderful collection of little layout-related CSS snippets from Stephanie Eckles that serves both as a quick reference and a reminder of how straightforward and powerful CSS has become. Random things to note! The resizeable containers aren’t some JavaScript library. … The post...

React Component Tests for Humans

23.2.2021
React component tests should be interesting, straightforward, and easy for a human to build and maintain. Yet, the current state of the testing library ecosystem is not sufficient to motivate developers to write consistent JavaScript tests for React components. Testing … The post React...

How to Create a Shrinking Header on Scroll Without JavaScript

16.2.2021
Imagine a header of a website that is nice and thick, with plenty of padding on top and bottom of the content. As you scroll down, it shrinks up on itself, reducing some of that padding, making more screen real … The post How to Create a Shrinking Header on Scroll Without JavaScript appeared...

Lazy Load Routes in Vue with webpack Dynamic Comments

4.2.2021
The way routing works in JavaScript is usually that you specify which relative URL pattern you want for which component to render. So for /about you want the <About /> component to render. Let’s take a look at how to … The post Lazy Load Routes in Vue with webpack Dynamic Comments...

JavaScript Wake Lock API

25.1.2021
An enjoyable web apps rely on engineers implementing the APIs that cover all of the small things. Those small things sometimes improve performance, usability, accessibility, and the app’s relationship with its host system. The Wake Lock API is the latter — an API that allows developers...

Servers: Cool Once Again

22.1.2021
There were jokes coming back from the holiday break that JavaScript decided to go all server-side. I think it was rooted in: The Basecamp gang releasing Hotwire, which looks like marketing panache around a combination of technologies. “HTML over … The post Servers: Cool Once Again...

How to Play and Pause CSS Animations with CSS Custom Properties

21.1.2021
Let’s have a look CSS @keyframes animations, and specifically about how you can pause and otherwise control them. There is a CSS property specifically for it, that can be controlled with JavaScript, but there is plenty of nuance to get … The post How to Play and Pause CSS Animations with...

Lightweight Form Validation with Alpine.js and Iodine.js

20.1.2021
Many users these days expect instant feedback in form validation. How do you achieve this level of interactivity when you’re building a small static site or a server-rendered Rails or Laravel app? Alpine.js and Iodine.js are two minimal JavaScript … The post Lightweight Form Validation with...

Life with ESM

19.1.2021
ESM, meaning ES Modules, meaning JavaScript Modules. Like, import and friends. Browsers support it these days. There is plenty of nuance, but as long as you’ve dropped IE, the door is fairly open. Before ESM, the situation for JavaScript … The post Life with ESM appeared first...

State of JavaScript 2020

18.1.2021
We rounded up a bunch of published 2020 annual reports right before the year ended and compiled them into a big ol’ list. The end of the list called out a couple of in-progress surveys, one of which was … The post State of JavaScript 2020 appeared first on CSS-Tricks. You can support...

Collective #644

14.1.2021
Front-End Performance Checklist * Bringing Spacer GIFs Back * Three-projected-material * 2020 JavaScript Rising Stars The post Collective #644 appeared first on Codrops

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