Curated development tutorials from top sources. Filter by language.
A Data Transfer Object (DTO) is a design pattern used in NestJS to define how data is structured and transferred between different layers of an applic
How panic for programming errors, error for user input, CONTRACT comments, checkContracts() invariant methods, and sorted-slice preconditions create a
TL;DR: NestJS is a progressive Node.js framework for building server-side applications. Built on top of Express (or Fastify), it provides an opiniona
In Part 4, I finished full CRUD and wrote my first Go tests. The API worked — but I was the only user, hitting it from my terminal with 10 test entrie
Building reusable UI components in Symfony has historically been a balancing act. On one hand, Symfony provides an incredibly robust backend architect
The React Compiler Killed Manual Optimisation. Handwriting. useMemo or useCallback is now like manual memory management. Since the v1.0 release, the
There's a common piece of advice: "Want to write better code? Read good code." Sounds obvious. Rarely practiced. The problem is that most open-source
How to Match Only / in CloudFront Using /?* Introduction When building a site on AWS CloudFront, a common requirement arises: "I
When I started building calculators.im, I thought it would be a simple project — create a few calculator pages, deploy, done. Two years and 270+ calcu
There are bugs you can solve by yourself, and bugs where you just need to sit down with someone who knows the internals. This video is in the second c
Most articles on this topic repeat the same advice — “use keywords,” “build backlinks,” “write content.” You’ve heard it all before. But here’s the
PHP OPcache is one of the highest-impact, lowest-effort performance wins available to any Magento 2 store. A misconfigured — or missing — OPcache can
Have you ever visited a slow website and left within seconds? You’re not alone. If you’re using Laravel, one of the most popular PHP frameworks, optim
Originally published on PEAKIQ Getting Started To follow along, ensure you have Rust installed on your system. You can install Rust usi
I just tagged v1.7.0 of github.com/adrianbrad/queue, a thread-safe generic queue package. The headline feature is a new Delay queue. What is
Problem Statement Given an array of integers, find the maximum length of a subarray whose sum is 0. Example Input: arr = [15, -2, 2, -8,
CQRS in Go series: Part 1: the aggregate, Transition() and Clone() Part 2: command handlers without side effects Part 3: sagas and event chor
You have probably seen Merkle trees mentioned in blockchain or distributed systems contexts. But most explanations are frustratingly generic: they nev
I recently looked into Elyan Labs and found their approach to hardware infrastructure quite interesting. They are focusing on the intersection of vint
Hey developers! 👋 I'm working on improving a Laravel-based CMS and want to understand what actually matters to developers when choosing/using a CMS.