Engineering

Value objects are compared using only the values of their properties, having no conceptual identity

Closing remarks

Discover Primitive Obsession in code: recognize symptoms, understand implications, and learn effective fixes with value objects.

Creating Cancelable Tasks in JavaScript with Promise.withResolvers and AbortController

What's the Difference Between RPC and Rest? How to Use RPC and Rest with AWS.

Fault tolerance describes a system's ability to remain operational during errors, power outages, and other types of faults. How can you build a system that does that?

ACID stands for Atomicity, Consistency, Isolation and Durability. These are four key properties that most database management systems (DBMS) offer as guarantees when handling transactions. Most popular DBMS like MySQL [https://dev.mysql.com/doc/refman/8.0/en/mysql-acid.html], PostgresSQL [https://www.postgresql.org/about/] and Oracle [https://docs.oracle.com/cd/F51125_01/docs.85/SDS%20PI/acid-compliant-transactions.html#GUID-ECB79D66-46DE-4F48-93DC-8677E7BB44EF] have ACID guarantees out of the

Making changes to websites is tricky, because even small changes may lead to visual regressions in the page layout. For example, changing a bit of CSS to fix something somewhere may blow up in a completely different place. I could just click around and make sure everything looks okay, but that is boring and error-prone. What if I told you that there is a way to make sure that every pixel on your site is perfect, staying just they way you intended it to be?

Sometimes your Rails routes file can be out of control, too complex, or too big. A few strategies to better organize your controllers and routes.

I joined LinkedIn about six years ago at a particularly interesting time. We were just beginning to run up against the limits of our monolithic, centralized database and needed to start the transition to a portfolio of specialized distributed systems. This has been an interesting experience: we buil

Writing testable code is a vital skill in software engineering. Let’s explore practical advice, strategies, and tactics for writing more testable code, unlocking the benefits of modularity…

I've been thinking about the consequences of the "wrong abstraction."  My RailsConf 2014 "all the little things" talk included a section where I asserted: duplication is far cheaper than the wrong abstraction And in the summary, I went on to advise:

This week we’re talking to Mike McQuaid, project leader and longest tenured maintainer of Homebrew, a...

This week’s issue gives you a decentralized framework for driving architectural decisions using simple practices, supporting a high-documentation / low-meeting culture. So, let’s dive in. Postman's VS Code Extension (Sponsored) Postbot is now available across Postman with enhanced capabilities! The latest refresh of Postbot now offers a consistent, conversational interface available to you across your workspace. Learn how you can leverage Postbot throughout Postman to get contextual assistance.

The Architects Choice

When I joined Graphite, there were almost no tests in the entire codebase. Out of the team of five engineers, three had previously worked at Meta — and had internalized the poor testing culture practiced there.

Opinionated best practices for building user-friendly and robust REST APIs.

“Clean Code” has garnered a bit of notoriety despite coining an endearing term we use in coding conversations. This book from 2008 is a compilation of principles and studies that &#8220…

Let’s analyze the various types of metrics and how to design a minimum viable process to use them for good.

The dangers of DRY, the web of WET, the awesomeness of AHA.

You can’t make an omelette without cracking a few eggs, and when the core React team unveiled their vision for the future of React, some of my favourite libraries got scrambled 😅. In this blog post, we’re going to explore the compatibility issues between React Server Components and CSS-in-JS libraries like styled-components. You’ll understand what the issue is, what the options are, and what’s on the horizon.

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! ⚡