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How to eliminate legacy code? Martin Fowler and Michael Feathers both agree that lack of tests are core factor in legacy code. With AI agents, tackling legacy code and turning it into “evergreen” code is easier than ever.
How to build a web component based application that integrates the BlueSky Social public API? Covered topics: TDD, BlueSky API, BlueSky bot (automation), AtProto SDK, Streaming, Web components.
BlueSky is a (relatively) new Social network nowadays. It looks like …
Server Side Rendering (SSR) is a very hot topic today. What’s with React Server Components bringing all these buzz words that “I just have to implement in my project”… Let’s see what’s all the fuss about by implementing our own …
On March 2023 I gave the keynote at ConfrontJS in Warsaw. I spoke about how we can become more professional as developers, my 5 tips for becoming such, and a final most-important take-home message to the audience.
Starting a project for me usually starts with setting up the testing infrastructure. The only exception is when one already exists. In this article we will learn two things. We will start from setting up vitest in the Tauri project. …
Tests can improve communication and save time (and frustration). Bad tests can do the opposite. In this article, we’ll explore an example from real life of how bad tests are harmful and how good ones convey the right information.
As a testing advocate, I frequently delve into “implementation details” and “public interfaces.” These terms refer to the inner workings of your API and how it’s presented to users. Rather than just defining them, let’s explore …
In 12 minutes, I shared with my colleagues three tips I used to refactor tests of legacy code. Testing the API, ensuring the tests fail for the right reason, and avoiding the coupling pitfall are exhibited in this live …
How can tests be your best documentation? What small changes can improve the contract between your code and its consumers? Learn how to improve your tests from a real-world example.
Yes, we write them to ensure fewer things break before …
Did you know you can improve your (and your colleagues’) life by developing chrome extensions? Keren Kenzi showed how to do it in Fullstack Exchange 2022
In Fullstack Exchange 2022, Keren Kenzi gave an excellent talk about a chrome extension…