
Twitter's div Soup and Uglyfied CSS, Explained
When I came up in web development (2005-2010 were formative years for me), one of the first lessons I learned was to have a clean foundation of HTML. "What
The best problem-solving writing in software engineering — databases, performance, security, frontend and distributed systems, in one feed.

When I came up in web development (2005-2010 were formative years for me), one of the first lessons I learned was to have a clean foundation of HTML. "What

Logging, on its own, is a key aspect of any application. Logging helps developers comprehend what it is that their code is doing. It also helps save

Oracle to PostgreSQL migration - Lessons learned in building a migration tool. How to avoid errors, null bytes and broken content.


We built a custom write-through cache for the Shop app's home feed that reduced database load by 15% and overall app latency by about 20%.

We love little useful tools and techniques to help folks get their work done better and faster. Today, we’d love to shine the spotlights on a little helper that helps spot common performance bottlenecks easily: [ct.css](https://csswizardry.com/ct/).

CSS is on a tear lately. Again, I've heard of a brand new thing I've never seen before, and again it's via Miriam: CSS Conditionals.

The web's premier conference is online this fall, October 11–13, 2021: An Event Apart Fall Summit. If you already know how good of a conference this is (i.e.

CSS ::before and ::after pseudo-elements allow you to insert "content" before and after any non-replaced element (e.g. they work on a <div> but not

During an audit of Apache Dubbo v2.7.8 source code, I found multiple vulnerabilities enabling attackers to compromise and run arbitrary system commands on both Dubbo consumers and providers. In this blog post I detailed how I leveraged CodeQL as an audit oracle to help me find these issues.

Building a development environment with the shell as a keystone offers multiple benefits. You can use tools that fit nicely with each other, you can customize everything depending on your own needs, and the biggest of all, you can control your entire development environment with your keyboard. This can save a lot of cognitive energy as well as deliver a pleasant user experience.

The last 18 months have been a time of unprecedented turbulence. As the people of the world have flooded online, businesses have joined them, using web development tools to adapt in real-time. Several years ago there seemed to be a gulf between drag-and-drop tools and full-blown web development. Today, it’s heartening to see the likes of Wix adding more code-heavy options to their repertoire.

We’re excited to announce the availability of the HTTP DDoS Managed Ruleset. This new feature allows Cloudflare customers to independently tailor their HTTP DDoS protection settings.

Nowadays, creating complex shapes is an easy task using clip-path, but adding a border to the shapes is always a pain. There is no robust CSS solution and we

I'll never forget one of Karen McGrane's great lessons to the world: truncation is not a content strategy. The idea is that just clipping off text

It's not every day you see a new processor for building websites that reinvents the syntax for HTML and CSS and JavaScript. That's what imba is doing.

Teaching by filling in knowledge gaps


In the right circumstances, your web analytics or real user measurement data can offer visibility into the world of imposter domains, used by web scrapers to re-publish your site content on their servers. Content scraping is a fact of life on the Internet. When you think of web scraping, you probably do not think about the scrapers turning around and immediately serving your entire, whole page con

Join us for Next.js Conf on October 26, 2021.

This is the culmination of a special project we’ve been working on for the last few months dubbed Project Myriagon, a reference to the 10,000-sided polygon of the same name.

With Cloudflare’s extensive network, consisting of 250+ cities, your Pages site is deployed directly to the edge in seconds.

To help measure performance of our customers’ Workers, we’re beginning to integrate with the Chrome DevTools protocol.

Project Turpentine is the easiest way to replicate a varnish configuration on Cloudflare. Just export your full VCL from another provider and use Turpentine to move to a TypeScript-based runtime for varnish on Cloudflare Workers.