Building interactive and accessible web applications is a crucial skill for modern developers. React, one of the most popular JavaScript libraries, provides a powerful way to create dynamic user interfaces. A great way to deepen your understanding of...  ( 4 min )

Understanding fundamental programming concepts is crucial for success in computer science, especially for students preparing for the Cambridge A-Level Computer Science exam. Mastering these topics not only helps in exams but also builds a strong foun...  ( 4 min )

I recently migrated some tests from Jest to the Node.js test runner in two of my projects that use MongoDB. In one of those projects, test runtime was reduced from 107 seconds to 25 seconds (screenshot below). In the other project, test runtime was r...  ( 9 min )

Adam’s such a mad scientist with CSS. He’s been putting together a series of “notebooks” that make it easy for him to demo code. He’s got one for gradient text, one for a comparison slider, another for accordions… Scroll Driven Animations Notebook originally published on CSS-Tricks, which is part of the DigitalOcean family. You should get the newsletter.  ( 6 min )

The goal of content design is to reduce confusion and improve clarity. Yet often it’s difficult to pinpoint a problem as user feedback tends to be not specific enough. But: we can use a few simple techniques to assess how users understand and perceive content. Let’s take a look. Part of [Smart Interface Design Patterns](https://smart-interface-design-patterns.com) by yours truly.  ( 12 min )

Let’s say you plan to build a website. Before you start, you want to set up a few tools to make your life easier. But which tools should you have? The JavaScript ecosystem is changing so fast that it can be overwhelming to pick the best tools to use....  ( 16 min )

SSH (Secure Shell) is a client-server protocol for connecting and authenticating to a remote server. Authentication means that the remote server can verify that it’s actually you and not somebody else talking on your behalf. You may already be using ...  ( 12 min )

Optimizing web performance means looking beyond surface-level metrics. Time to First Byte (TTFB) is crucial, but improving it requires more than tweaking server response time. Matt Zeunert breaks down what TTFB is, what causes its poor score, and why reducing server response time alone isn’t enough for optimization and often won’t be the most impactful change you can make to your website.  ( 12 min )

We’ve been able to get the length of the viewport in CSS since… checks notes… 2013! Surprisingly, that was more than a decade ago. Getting the viewport width is as easy these days as easy as writing 100vw, but … Typecasting and Viewport Transitions in CSS With tan(atan2()) originally published on CSS-Tricks, which is part of the DigitalOcean family. You should get the newsletter.  ( 11 min )

Have you ever run a program, and it crashed? No error messages, no hints, just silence. How do you figure out what went wrong? That's where logging saves the day. Logs keep track of what’s happening inside your code so that when things go wrong, you ...  ( 7 min )

I enjoy organizing code and find cascade layers a fantastic way to organize code explicitly as the cascade looks at it. The neat part is, that as much as it helps with "top-level" organization, cascade layers can be nested, which allows us to author more precise styles based on the cascade and inheritance. Organizing Design System Component Patterns With CSS Cascade Layers originally published on CSS-Tricks, which is part of the DigitalOcean family. You should get the newsletter.  ( 13 min )

Stationery Pad is a handy way to nix a step in your workflow if you regularly use document templates on your Mac. The long-standing Finder feature essentially tells a file’s parent application to open a copy of it by default, ensuring that the original file remains unedited. Make Any File a Template Using This Hidden macOS Tool originally published on CSS-Tricks, which is part of the DigitalOcean family. You should get the newsletter.  ( 6 min )

In 2013, Marcel Moerkens was working on Brooklyn, his WordPress theme, and he needed a way to make it stand out from the pack of other WordPress themes. Little did he know that the intro section he called a “Hero” would become one of the most recognizable patterns in web design today. Here’s how the idea came to life and how it changed everything.  ( 13 min )

On this week's episode of the podcast, I interview Peggy Wang. She used freeCodeCamp to learn coding. She then worked in Big Tech as a robotics engineer. And now she's cofounder and CTO of Ego AI, a Y-Combinator-backed startup that builds human-like ...  ( 4 min )

In today's digital world, almost every activity we engage in is intertwined with technology. From making payments via UPI and booking movie or travel tickets online to selling products through e-commerce platforms, technology has become an integral p...  ( 9 min )

In the world of JavaScript development, npm (Node Package Manager) has become an essential tool for managing dependencies and sharing reusable code. Whether you're building a simple website or a complex web application, npm libraries help streamline ...  ( 15 min )

This handbook will teach you the basics of TypeScript, including what it is, why it is useful, and the key features it offers. TypeScript was created by Anders Hejlsberg, a prominent software engineer at Microsoft who’s also known for his work on C# ...  ( 33 min )

Tomasz Jakut reflects on the evolution of web design, from the days of table-based layouts and Flash games to the rise of responsive web design (RWD), which often feels like the end of history in web layout. But as 2025 marks the 15th anniversary of Ethan Marcotte’s article, it’s worth asking whether something significant happened after RWD — something so seamless that it went almost unnoticed.  ( 19 min )

A little gem from Kevin Powell's "HTML & CSS Tip of the Week" website, reminding us that using container queries opens up container query units for sizing things based on the size of the queried container. Container query units: cqi and cqb originally published on CSS-Tricks, which is part of the DigitalOcean family. You should get the newsletter.  ( 6 min )

The steps for how I took the Baseline Status web component and made it into a WordPress block that can be used on any page of post. Baseline Status in a WordPress Block originally published on CSS-Tricks, which is part of the DigitalOcean family. You should get the newsletter.  ( 13 min )

In today’s web development landscape, the concept of a monolithic application has become increasingly rare. Modern applications are composed of multiple specialized services, each of which handles specific aspects of functionality. This shift didn’t happen overnight - it’s the result of decades of evolution in how we think about and implement data transfer between systems. Let’s explore this journey and see how it shapes modern architectures, particularly in the context of headless CMS solutions.  ( 15 min )

Are partials the only thing keeping you writing CSS in Sass? With a little configuration, it's possible to compile partial CSS files without a Sass dependency. Ryan Trimble has the details. Compiling CSS With Vite and Lightning CSS originally published on CSS-Tricks, which is part of the DigitalOcean family. You should get the newsletter.  ( 14 min )

Did you see the release notes for Chrome 133? It's currently in beta, but the Chrome team has been publishing a slew of new articles with pretty incredible demos that are tough to ignore. I figured I'd round those up in one place. Chrome 133 Goodies originally published on CSS-Tricks, which is part of the DigitalOcean family. You should get the newsletter.  ( 9 min )

When using View Transitions you’ll notice the page becomes unresponsive to clicks while a View Transition is running. […] This happens because of the ::view-transition pseudo element – the one that contains all animated snapshots – gets overlayed on top … Keeping the page interactive while a View Transition is running originally published on CSS-Tricks, which is part of the DigitalOcean family. You should get the newsletter.  ( 6 min )

Let’s make the most of the shortest of all months, with a new collection of desktop wallpapers celebrating new opportunities, sweet memories, happy little moments, and everything in between. All of them created with love by the community for the community. Enjoy!  ( 17 min )

All of the things that the CSS Working Group would change if they had a time-traveling Delorean to go back and do things over. The Mistakes of CSS originally published on CSS-Tricks, which is part of the DigitalOcean family. You should get the newsletter.  ( 7 min )

Design systems play a crucial role in today’s digital landscape, providing a blueprint for consistent and user-friendly interfaces. But there’s another tool that deserves equal attention: the digital playbook.  ( 13 min )

The @view-transition at-rule has two descriptions. One is the commonly used navigation descriptor. The second is types, the lesser-known of the two, and one that probably envies how much attention navigation gets. But read on to learn why we need types and how it opens up new possibilities for custom view transitions when navigating between pages. What on Earth is the `types` Descriptor in View Transitions? originally published on CSS-Tricks, which is part of the DigitalOcean family. You should get the newsletter.  ( 10 min )

It’s not always the big features that make our everyday lives easier; sometimes, it’s those ease-of-life features that truly enhance our projects. In this article, Brecht De Ruyte highlights two such features: `@starting-style` and `transition-behavior` — two properties that are absolutely welcome additions to your everyday work with CSS animations.  ( 18 min )

After months of anticipation, debate, and even a bit of apprehension, Svelte 5 arrived earlier this year. Frederick O’Brien caught up with its creator, Rich Harris, to talk about the path that brought him and his team here and what lies ahead.  ( 14 min )

After 20 years since Andy Clarke first published his book about Multi-Column Layout in CSS, he's back to encourage a fresh look at CSS columns for enhanced readability and design flexibility. Revisiting CSS Multi-Column Layout originally published on CSS-Tricks, which is part of the DigitalOcean family. You should get the newsletter.  ( 13 min )

When it comes to positioning elements on a page, including text, there are many ways to go about it in CSS — the literal position property with corresponding inset-* properties, translate, margin, anchor() (limited browser support at the moment), and so forth. The offset property is another one that belongs in that list. Positioning Text Around Elements With CSS Offset originally published on CSS-Tricks, which is part of the DigitalOcean family. You should get the newsletter.  ( 9 min )

I was reading through Juan’s recent Almanac entry for the @counter-style at-rule and I’ll be darned if he didn’t uncover and unpack some extremely interesting things that we can do to style lists, notably the list marker. You’re probably already … Some Things You Might Not Know About Custom Counter Styles originally published on CSS-Tricks, which is part of the DigitalOcean family. You should get the newsletter.  ( 8 min )

Chris wrote about “Likes” pages a long while back. The idea is rather simple: “Like” an item in your RSS reader and display it in a feed of other liked items. The little example Chris made is still really good.… Creating a “Starred” Feed originally published on CSS-Tricks, which is part of the DigitalOcean family. You should get the newsletter.  ( 10 min )

Alvaro Saburido delves into the current state and challenges of Open-Source authoring, sharing lessons learned from both community- and company-driven initiatives.  ( 14 min )

A once-revered perk of some tech workplaces, the status of ‘side project time’ seems to have slipped in recent years. Frederick O’Brien believes it deserves a comeback.  ( 12 min )

Shouldn’t there be a way to keep your apps or project data private and improve performance by reducing server latency? This is what on-device AI is designed to solve. It handles AI processing locally, right on your device, without connecting to the internet and sending data to the cloud. In this article, Joas Pambou explains what on-device AI is, why it’s important, the tools to build this type of technology, and how it can change the way we use technology every day.  ( 16 min )