Programming Tutorials

JavaScript is one of the most popular programming languages in web development. It is mainly used to make websites interactive and dynamic. With JavaS

I recently upgraded KAlert.js to v2.0.0. This is a major update that brings modern alert dialogs, confirm dialogs, prompt dialogs, progress dialogs

Read Time: ~14 minutes | Building on React fundamentals to master state management at scale Prerequisites: Familiarity with React basics, useState,

I just shipped Stage 1 of digi-boss, an idle/clicker business sim where you start as a solo coder at a terminal and work your way up to CEO. Chapter 1

__I am learning to code. My tutor taught me how to create an HTTP server using Express, and the same evening he gave me a task — build a basic TODO ap

1. Overview This article shows how to calculate leave or balance days inside a Joget form using JavaScript. The script reads date fields, c

The Structured Clone Algorithm in JavaScript: A Comprehensive Guide In modern web development, the ability to effectively manage data trans

TL;DR: I built TypeFast — a free web-based typing trainer that actually teaches you, not just tests your speed. 30-day program, race mode, daily chall

I built Prompt Leak Guard because the risky workflow is ordinary now: Copy a stack trace, .env fragment, config file, webhook payload, database URL,

Most websites are built to be read. But sometimes, reading is not enough. Visitors land on a page, scroll for a few seconds, and leave. That is com

Build a Privacy-First Tampermonkey Script for Long ChatGPT Conversations Long AI conversations are useful, but they become hard to scan. I

Video is no longer optional. Whether you're building a SaaS product, an e-learning platform, or a social app, your users expect smooth, fast, high-qua

More and more JavaScript app developers are using Cypress to automate their web applications. Though Cypress is gaining popularity due to its multiple

We've all been there. It's late. You're tired. You run git push --force and realize — half a second too late — you're on main, not your feature branch

A month ago I got obsessed with one question. Why do smart people make terrible decisions sometimes? So I spent a month reading peer reviewed research

Parsear tabelas HTML parece simples até você encontrar dados do mundo real. Tabelas da Wikipedia têm linhas de navegação. Sites financeiros usam rowsp

Module Federation in Modern JavaScript Introduction As JavaScript applications have evolved, the need for modular architecture h

If you’ve used MUI, Chakra, or shadcn/ui, you’ll love what HeroUI brings to the table. Accessible React components powered by React Aria Styled with

Claude writes. Codex reviews. Bugbot triages. Gemini sits on the council.