Hexagonal architecture (or Ports & Adapters, as initially coined) is the focus of this article, The concept is pretty well known (ties in the clean architecture) and still used (see Netflix blog), it focuses on the concept of separation of con...

A while back I wrote about Jupyter notebooks and all the little tricks that make them pleasant to work with. They’re great for poking at data and keeping code, notes and plots in one place. But if you’ve lived with notebooks for long enough, you k...

Claude Code starts every session without memory of the last one. Instead of prompting harder, let’s review the tools Claude and Claude Code gives us to make the LLM smarter. This could save you sometimes and tokens. I am relying on Claude Code of...

React Context Provider History The Context API became a stable public API in React 16.3 (March 2018). Before that, an experimental context mechanism existed, but it was undocumented and strongly discouraged because it could break between minor v...

What is CSP? A CSP (Content Security Policy) is an HTTP response header that tells the browser which sources it should trust to load scripts, styles, fonts, images, and other resources. Anything from an unlisted source is blocked before it can r...

A GPG key (GPG as GNU Privacy Guard) is a digital key that represents your identity. It is usually used to sign data to prove it comes from you. It works with a private key that is used to sign the data, and a public key to verify that the signat...

Transifex is a cloud-based localization platform that helps developers manage translations for their applications. It is like a centralized hub where you can manage all your app’s text strings, collaborate with translators, and sync translations b...

In this article we are going to talk about the system design interview, It’s a common interview format for software engineering roles, especially for mid to senior-level positions. Often the goal is to design a scalable system and there’s usually ...

What is Redpanda? Redpanda is a streaming data platform that is API-compatible with Apache Kafka but built from the ground up in C++ as opposed to Kafka which is written in Java/Scala. Redpanda is a streaming platform designed for high performan...

This is the \(200th\) article on the blog! 🎉 But that’s not all, with articles dating as far as 2015, it means it has been 10years of articles 😵‍💫 check the stats page. (The blog was online on GitHub starting in 2017, but the blogging started ear...