Engineering

Ruby and Rails have several features to make your code more performant using async programming. Here’s a list of these tools and how to use them.

Variations on a Classic Design Pattern for Modern Applications

We are building a next-generation AI developer platform for the world. Check out our latest post: What Ownership is Really About: A Mental Model Approach

Few salient reasons why I think some programmers aren't keen to refactor code.

37signals have talked a lot about how they build new features for existing products using Shape Up, where they carefully hammer the scope to avoid letting anything ever drag on for more than six we...

useDeferredValue is one of the most underrated React hooks. It allows us to dramatically improve the performance of our applications in certain contexts. I recently used it to solve a gnarly performance problem on this blog, and in this tutorial, I'll show you how! ⚡

I really liked @abbeyperini post and decided to share my tips after 5+ years as a software...

Single Responsibility Principle (SRP) A component should have only one reason to change,...

Practical Programmatic is a complete course that teaches you everything you need to get started building programmatic SEO projects - with code, no-code, or AI content.

Open source Next.js serverless adapter

Decision tree series At Precision Analytics, we focus on finding the best tools to address the scientific question in front of us and machine learning is one useful option. Decision trees are a good place to start learning about machine learning because they offer an intuitive means of analyzing and predicting data. We wanted to showcase an application of decision trees in heath and related sciences, though the content will be equally relevant to other disciplines.

Everything you want to know about a decision tree, theory and implementation.

Error state, loading state, awkward breakpoint, bad data, poor formatting, browser support. Every component can result represent hundreds or thousands of discrete visual states. How do you test it? Manually disable the network — temporarily. Insert bad code — just for a minute. Paw at the edge of your screen. Hack local database fixtures to bits. Frontend development has so many dimensions. Time and variation result in an infinite number of UI possibilities. In this talk, we'll use Storybook to progressively develop, test, and document our work — automating the grunt work of UI development.

Where you store your application data has enormous impacts on your entire application. There are implications on the entire stack based on what you decide to...

Fast forward one year, we have built a completely new system and are migrating customers.

Let's unpack a 2-line TypeScript type in only 1,750 words!

Chris Haynes - web developer consultant

Garnet is a cache-store system that addresses growing demand for data storage to support interactive web applications and services. Offering several advantages over legacy cache-stores, Garnet is now available as an open-source download.

Unlock the secrets of engineering excellence with insights from Amazon's culture. Learn how to navigate company politics, foster a culture of excellence, and make fast, informed decisions.

Explore the pivotal roles of WebSockets, Server-Sent Events, Long-Polling, WebRTC, and WebTransport in shaping real-time web apps. Dive into their unique advantages, limitations, and optimal use cases for informed development choices.

Pioneers of the digital frontier: A countdown of 10 must-know visionaries in computing

A story of overcoming technical debt in a startup environment

This post originally appears as a chapter in my new book: ‘Introduction…

An introduction to a tutorial on how to build a universal app that runs on Android, iOS and the web using Expo.

Dive into the contentious world of code coverage. Learn its nuances, pitfalls, and practical applications for modern web app testing

This article walks through how to integrate Instagram on a NextJS site.