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13 articles
Build a production-quality CLI tool with Node.js covering argument parsing, interactive prompts, progress indicators, error handling, and distribution through npm, with patterns that make command-line tools feel polished and professional.
Step-by-step tutorial for building a professional CLI tool in Node.js with argument parsing, interactive prompts, colored output, progress indicators, configuration files, and cross-platform publishing to npm.
Walk through building a type-safe form library in TypeScript with runtime validation, field-level error tracking, dirty state management, and a composable API that catches form errors at compile time.
Step-by-step implementation of a collaborative text editor using Conflict-free Replicated Data Types, covering the Yjs library, WebSocket synchronization, awareness protocol, and offline-first editing.
A step-by-step tutorial for building a GraphQL server with TypeScript — covering schema design, resolvers, dataloaders for N+1 prevention, authentication, error handling, and deployment patterns.
A step-by-step tutorial for building rate limiters using the token bucket, sliding window, and fixed window algorithms — with TypeScript implementations, Redis integration, and production deployment patterns.
A step-by-step tutorial for building an event-driven microservice using Node.js, RabbitMQ, and TypeScript — covering event publishing, consumption, dead letter queues, and idempotent processing.
A step-by-step tutorial for building a URL shortener service with short code generation, redirect handling, click analytics, and rate limiting — covering the full system design from database schema to API.
A step-by-step tutorial for building a Chrome/Firefox browser extension using TypeScript — covering the manifest file, content scripts, background service workers, popup UI, and messaging between contexts.
A step-by-step tutorial for building a live-updating dashboard using WebSockets — covering server setup, client connection management, data streaming, reconnection logic, and scaling considerations.
A complete guide to building, testing, and distributing a Node.js CLI tool — covering argument parsing, interactive prompts, output formatting, and npm publishing.
How to use git bisect, conditional breakpoints, and systematic debugging techniques to find bugs in minutes instead of hours.
A practical reference for the regular expression patterns you'll actually use in daily development, from validation to parsing to search-and-replace.