TL;DR Port-Adapter Architecture helps keep business logic separate from infrastructure like databases and external services, making your NestJS app easier to test and change. Use it only where flexibility matters, not everywhere. Introduction When we start backend development, most of us write code like this: * Controller calls Service
The Global Interpreter Lock (GIL) is a lock that makes sure only one thread runs Python code at a time. It helps prevent problems when Python works with memory, but it also means Python can't fully use multiple cores of a CPU at once. What is the GIL?
WebSockets are essential for creating interactive, real-time apps, but using them in a mobile setting like React Native presents difficulties due to poor internet, disconnected connections, and retries. What is socket.io? Socket.IO is a library that enables low-latency, bidirectional and event-based communication between a client
When I began my first internship after graduating from engineering school, everyone kept saying how important documentation was for coding. I couldn't help but wonder, 'Why? I already understand what I'm doing,' 'Is it a waste of time?' or 'I could
We have all been there, Everyone is saying how good the pay there is in IT so the first thing we look at is frontend development. We explore the internet, looking at every tutorial on YouTube, w3schools, and other platforms. They all show you the HTML tags and CSS properties.