Handling Errors with Error Boundary


Thinking and building in React involves approaching application design in chunks, or components. Each part of your application that performs an action can and should be treated as a component. In fact, React is component-based and, as Tomas Eglinkas recently wrote, we should leverage that concept...

​Add real-time comments to a Gatsby blog


(This is a sponsored post.) This tutorial will show you how to add realtime comments to a Gatsby blog. You will use Node and Express to create a simple backend, allowing users to add and view comments instantly. Direct Link to Article — Permalink… The post ​Add real-time comments to...

Count Frames in an Animated GIF


The animated GIF always makes me chuckle; on one hand they seem like a relic of the “old web”, on the other hand they aren’t going anywhere and their meme-like presence seem to only make them more popular.  If you browse through my media blog posts archives, you’ll notice...

Triple Panel Reveal Slideshow


A fullscreen image slideshow with lateral image previews and a reveal animation using TweenMax. Triple Panel Reveal Slideshow was written by Mary Lou and published on Codrops

Resilient, Declarative, Contextual


Keith J. Grant: I want to look at three key characteristics of CSS that set it apart from conventional programming languages: it’s resilient; it’s declarative; and it’s contextual. Understanding these aspects of the language, I think, is key to becoming proficient in CSS. Like HTML, unknown...

Debugging Node Code in VS Code


Visual Studio Code has an amazing amount of functionality built in, including support for debugging applications. Although the functionality is there, it took me several tries to figure out how to

Debugging Node Code in VS Code


Visual Studio Code has an amazing amount of functionality built in, including support for debugging applications. Although the functionality is there, it took me several tries to figure out how to

Collective #427


Rabbit Ear * DevTube * Lepto * Accessibility inspector * Stream UI Kit * IssueHunt * Web Animations in WebKit * Gio.js Collective #427 was written by Pedro Botelho and published on Codrops

Easy Document Signing with the Eversign Chrome Extension


A while back I wrote about Eversign, an awesome service that allows you and your clients or partners to digitally sign documents online.  If you’ve recently bought a house or did any other large purchases or agreements, you know how important the ability to reliably sign documents online is. ...

Drawing Images with CSS Gradients


What I mean by "CSS images" is images that are created using only HTML elements and CSS. They look as if they were SVGs drawn in Adobe Illustrator but they were made right in the browser. Some techniques I’ve seen used are tinkering with border radii, box shadows, and sometimes clip-path. You...

Users DO Change Font Size


Evan Minto: The question was “How many users browse the main Internet Archive site with a default font size other than the common value of 16 pixels?” By knowing this, we would determine how many users would be affected by sizing with relative units like rems/ems. Using the methodology I describe...

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