Use this page to scan recent stories from Dev, see the themes that keep appearing, and jump into complete story briefs.
Introduction SQL is an essential tool for anyone learning data analysis. It allows us to retrieve, filter, organize, and analyze information stored in relational databases. When starting out, we usually learn commands such as SELECT, WHERE, ORDER BY, and GROUP BY. These are important foundations, but more complex analy
Promises are central to modern JavaScript, but most developers use only the basics. Firefox fully implements the Promise specification and the full Promise static API. This guide covers practical patterns: error handling, concurrency control, cancellation, and the less-used Promise methods. Promise Fundamentals Recap /
Understanding the JavaScript event loop is fundamental to writing non-blocking code, debugging async issues, and understanding why things execute in a particular order. This guide explains the event loop from first principles, with practical examples you can run in Firefox's console. The JavaScript Runtime Model JavaSc
Building a website involves more than just writing appealing code; it also involves making it readily accessible, easy-to-find and easy-to-interpret for search engines. Technical SEO helps developers eliminate possible issues impacting website discovery and usability. Some website issues typically occur during developm
🚪 Why the WP REST API Deserves Your Attention Every WordPress site already ships with a front door for data. Open yourdomain.com/wp-json/ and you'll see a big JSON map of everything the site can do. That's the WordPress REST API . It lets anything that speaks HTTP talk to WordPress: a React app, a mobile app, a Zapier
A public beta quickstart should take a new reader from a stated starting condition to one result they can recognize. Name the version, supply safe sample input, explain the expected output and give the reader a clear point at which to stop or ask for help. This makes your public progress post easier to act on. A visito
I recently added a synthetic incrementality example to my public Retail Media Analytics Pipeline . It gave me an opportunity to explore a distinction that is easy to lose in advertising dashboards: Attributed conversions are not the same as incremental conversions. A report can tell us how many conversions were associa
Most weeks, the work that matters most is the work nobody sees. Fixing a slow page. Cleaning up a config. Writing the README properly instead of "later". Renaming the thing that confused you three times. Deleting code you were scared to delete. None of it makes a good screenshot. Nobody retweets a tidier environment fi
Introduction: The Unseen Workhorse of Modern Mobile Apps In today's fast-paced digital landscape, user expectations for mobile applications have never been higher. Users demand real-time updates, instant notifications, and consistent data, regardless of whether the app is actively running in the foreground. For develop
вњ“ Human-authored analysis; AI used for formatting and proofreading. The thread repeats on r/aws: a team stores Protected Health Information (PHI) in S3, has versioning enabled, and assumes that's sufficient for retention. Someone suggests Object Lock. The team pushes back. It's complex and they already have lifecycle
TypeScript brings static typing to JavaScript, but debugging TypeScript in Firefox DevTools requires some extra knowledge. Source maps are the key — they let Firefox show your original .ts files even though the browser runs compiled .js . This guide covers setup, debugging patterns, and TypeScript-specific tooling. How
The Code Works. But Is It Good Engineering? There is a difference between writing code that works and building software that deserves to exist. As I explore full-stack development, AI-powered applications, data structures and algorithms, and open-source contributions, one question keeps coming back to me: Are we becomi
Open the app view when you want faster scanning, saved stories, and source-focused reading in one place.