Web Development8 min
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.
Performance11 min
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.
SvelteKit11 min
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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View all →Testing10 min
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.
DevOps20 min
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.
Developer Tools4 min
`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.
Svelte7 min
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.
Flutter11 min
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.
TypeScript10 min
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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JavaScript12 min
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.
Open Source7 min
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.
Databases6 min
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.
Databases12 min
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.js6 min
Node.js Built-in Features You Did Not Know Exist
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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.
Backend10 min
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.
CSS12 min
CSS New Features That Are Absolutely Stunning
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Flutter8 min
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.
Web Development8 min
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.
Performance11 min
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TypeScript11 min
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.
CSS9 min
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.
SvelteKit11 min
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.
Python10 min
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.
CSS14 min
CSS - The Second Step Towards Web Development
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Open Source10 min
How to Write a Stunning GitHub README
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Web Development10 min
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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.