Getting Started with Astro: Build Faster Websites
Learn how to build blazing-fast websites with Astro, the modern static site builder that delivers less JavaScript and more performance by default.
King Technologies Blog
Practical articles about modern web development — JavaScript, TypeScript, CSS, performance, and everything in between.
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10 Web Performance Optimization Techniques Every Developer Must Know
Discover the most impactful web performance techniques to make your websites lightning-fast, from image optimization and lazy loading to caching strategies and critical CSS.
Building Full-Stack Apps with SvelteKit: The Complete Guide
Learn how to build production-ready full-stack applications with SvelteKit, covering routing, server-side rendering, API routes, authentication, and deployment.
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Developer Tools 3 articles Flutter 3 articles CSS 3 articles Web Development 3 articles Testing 2 articles TypeScript 2 articles Open Source 2 articles Databases 2 articles DevOps 1 article Svelte 1 article JavaScript 1 article Node.js 1 article Backend 1 article Performance 1 article SvelteKit 1 article Android 1 article Python 1 article
Latest Articles
View all →Vitest: Modern Test-Driven Development in the AI Era
Get started with Vitest — the blazing-fast Vite-powered test framework. Learn TDD with the Red/Green/Refactor cycle, mocking, snapshot testing, and how AI tools complement a solid testing workflow.
Feature Flags: The Release Superpower You're Missing
Learn how feature flags let you deploy code anytime and release features on your own terms — covering types of flags, building your own system, canary deployments, and best practices to avoid flag debt.
`just` Is My Go-To Command Runner Now
Why I switched from make to just as my daily command runner — covering discoverability, documentation, parameters, environment variables, platform-specific recipes, and chaining commands.
How to Create and Publish a Svelte Component Package
A step-by-step guide to creating a reusable Svelte component library as an npm package — from project setup with sv create, configuring package.json exports, TypeScript support, and publishing to npm.
Isolates in Dart: True Parallelism for Flutter Apps
Understand how Dart Isolates enable true parallel execution, how to spawn and communicate with them, and when to use Isolates vs compute() vs async/await in your Flutter applications.
Best Ways to Handle Environment Variables in TypeScript
Learn how to safely load, validate, and type environment variables in TypeScript using Zod, dotenv, and a centralized config module — so you get compile-time safety and runtime validation instead of silent undefined errors.
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Advanced Fetch API: Beyond the Basics
Master the Fetch API with advanced techniques including request cancellation with AbortController, interceptors, retry logic, streaming responses, and building a robust fetch wrapper for production apps.
AI OS — The First Operating System Built by Humanity, for Humanity
AI OS is an open-source global operating system developed by the world, for the world — designed to solve human problems collectively and ensure everyone has access to basic needs.
Most Important Database Concepts Everyone Should Know
A complete guide to core, intermediate, and advanced database concepts — from normalization and sharding to CAP theorem, MVCC, and beyond.
Row-Level Security (RLS): How It Works and How to Implement It
A complete guide to PostgreSQL Row-Level Security — what it is, how policies work, and how to implement multi-tenant data isolation using RLS in real applications.
Node.js Built-in Features You Did Not Know Exist
Discover powerful built-in Node.js features you may have been installing packages for — SQLite support, native timers/promises, .env file loading, AsyncLocalStorage, Glob, WebSocket client, and the built-in test runner.
How Vim Works Best for Developers: 5 Essential Vim Tips
Learn how to use Vim effectively as a developer with 5 essential tips covering motions, text objects, macros, marks, and the dot command — the techniques that make Vim genuinely faster than any other editor.
Multi-Tenant Systems Explained + Example in Node.js
A practical guide to multi-tenancy architecture: understand the three isolation models (database-per-tenant, schema-per-tenant, shared schema), then build a fully working multi-tenant Express + PostgreSQL app from scratch.
CSS New Features That Are Absolutely Stunning
Explore the most exciting new CSS features: CSS If, Cascade Layers, enhanced attr(), Container Queries, @supports, Corner Shape, CSS Nesting, the :is() function, and the full spectrum of modern CSS color formats.
Dart Import Tricks Every Flutter Developer Should Know
Master Dart's import system — using hide and show to resolve naming conflicts, deferred loading for code splitting, aliasing packages, and conditional imports for platform-specific code.
Getting Started with Astro: Build Faster Websites
Learn how to build blazing-fast websites with Astro, the modern static site builder that delivers less JavaScript and more performance by default.
10 Web Performance Optimization Techniques Every Developer Must Know
Discover the most impactful web performance techniques to make your websites lightning-fast, from image optimization and lazy loading to caching strategies and critical CSS.
TypeScript Best Practices for Modern Development in 2025
Master TypeScript with these essential best practices covering type safety, generics, utility types, strict configuration, and patterns that make your codebase more maintainable.
CSS Grid Layout: A Complete Visual Guide
Master CSS Grid with clear visual examples covering grid containers, tracks, areas, alignment, responsive patterns, and real-world layout techniques.
Building Full-Stack Apps with SvelteKit: The Complete Guide
Learn how to build production-ready full-stack applications with SvelteKit, covering routing, server-side rendering, API routes, authentication, and deployment.
What's New in Flutter 3.3
Flutter 3.3 is here with 5500+ merged PRs — covering major performance improvements for Flutter Web, Material 3 updates, improved text rendering, global selection support, and Dart 2.18 features.
How to Write Tests in Postman — API Testing Guide
A practical guide to API testing with Postman — writing test scripts using the pm.test API, validating response status codes, response bodies, headers, and chaining requests with environment variables.
How to Create a Progressive Web App (PWA)
A complete step-by-step guide to turning any web app into a PWA — covering the Web App Manifest, Service Workers, offline support, push notifications, and installability on any platform.
Windows Package Manager 1.0 — WinGet Finally Released
WinGet 1.0 is here — Microsoft's official package manager for Windows. Learn how to install, update, and manage software from the command line, and why this changes how Windows developers work.
Android 12 Is on Its Way
A look at Android 12's biggest changes — Material You design language, privacy dashboard, notification permission changes, improved scrolling, and performance improvements coming to Pixel and partner devices.
How to Create a Virtual Assistant Using Python
Build your own voice-activated virtual assistant in Python — covering speech recognition, text-to-speech, automating tasks like opening applications, fetching weather, reading news, and sending emails.
CSS — The Second Step Towards Web Development
A beginner-friendly introduction to CSS — selectors, properties, the box model, Flexbox, Grid, colors, and the key concepts every web developer needs to know to start styling web pages.
How to Write a Stunning GitHub README
A practical guide to writing GitHub README files that make your projects shine — covering structure, markdown tips, badges, screenshots, installation guides, and a ready-to-use template.
What Should be Your Package.json Look Like?
Package.json is the Core file of the Node.js System. It is the manifest file of any Node project and contains all the configuration, dependencies, and metadata about the project. As a form extension, you can say it is a JSON(JavaScript Object Notation) file. So, you should know a bit about JSON before working on this file. A lot of things described in this file are affected at the configuration time.