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Unique identifiers play a crucial role in all applications, from user authentication to resource management. While using a standard UUID will satisfy all your security concerns, there’s a lot we can improve for our users.

GitHub uses MySQL to store vast amounts of relational data. This is the story of how we seamlessly upgraded our production fleet to MySQL 8.0.

The debug toolbar you always wanted.

Try Browserless, one of the best web automation tools for free. Implement web scraping, PDF generation & headless browser automation easily.

Term is a low-level terminal manipulation library for PHP based on Crossterm.

For my recent One Day Build: Expense Tracking project I wanted to enable notifications in a progressive web app. ChatGPT struggled to generate any good code for me, and I also struggled to find any minimal clear explanations online.

A guide to writing a DNS Server from scratch in Rust - GitHub - EmilHernvall/dnsguide: A guide to writing a DNS Server from scratch in Rust

Sqids is an open-source library that lets you generate YouTube-looking IDs from numbers. It supports 40 programming languages.

Generate, edit, save and share Tailwind CSS color shades based on a given hexcode or HSL color.

Visually explore different methods of retrying requests to learn why some methods are dangerous and what the best practice is.

PHP 8.3 is a major update of the PHP language. It contains many new features, such as explicit typing of class constants, deep-cloning of readonly properties and additions to the randomness functionality. As always it also includes performance improvements, bug fixes, and general cleanup.

Searching for the perfect data-structure to store and retrieve a full table of IP Prefixes, while maintaining the hierarchical relations.

BGPKIT provides all-in-one solutions for monitoring BGP data on-premise.

A comprehensive guide to Rust, specially crafted for PHP developers.

“Search Engine Optimization” Blech. I hate it. This is what SEO should be: Write content on the internet. Make sure it is output in semantic, accessible HTML. Make sure the performance …

An innovative superfamily of fonts for code

Our 10 person startup gets acquired by Google, we rebuild our product the Google way, and begin to understand that amazing things are possible at Google, if you play the Google game

Guest Post: Quantifying the impact of domain parking on the DNS ecosystem.

Generate and explore PHP syntax trees.

Serpdrill is a keyword research and content creation tool that finds low-authority domains, forums, files, thin content, and other weak spots in SERPs so you can easily land on the first page.

Free, open-source loading animations. Available as copy/paste HTML or drop-in web components. Compatible with every modern framework.

Analyze your website's CSS in this fast, detailed analyzer. Enter a URL of paste in your raw CSS and get near-instant analysis.

Passkeys are beginning to make their way into popular apps, from password managers to multi-factor authenticators, but what exactly are they? As this new technology promises to make passwords a thing of the past, Neal Fennimore explains the concepts behind passkeys, demonstrates how they work, and speculates what we might expect from them in the future.

I've been trying to invest more and more of my free time interacting with founders. I genuinely feel we've been through a lot with Sentry and I can provide some useful value to others. More so, I believe most people in this industry, most successful people, do others a disservice but not having honest conversations about the hardships and endurance it takes to succeed. As part of that I thought it'd be interesting, or at least therapeutic, to talk about some of the history in written form. I previously wrote about Sentry's Seed Funding, but I want to go deeper on some other topics this time around. I'm not entirely sure what future topics I'll cover, but hopefully you'll find some value in it.

StreetPass: Find your people on Mastodon

Real-world proficiency projects designed for experienced engineers. Develop software craftsmanship by recreating popular devtools from scratch.

Programming with dates, times, and timezones is hard. But here's some help.

Geist is a typeface made for developers and designers, embodying Vercel's design principles of simplicity, minimalism, and speed, drawing inspiration from the renowned Swiss design movement.

People keep asking us how we built our referral program. This is how we did it.

Querious is the best MySQL database client for macOS.