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Stop Writing Manual Assertions: REST API Snapshot Testing with Vitest

August 12, 2026

Writing manual assertions for large JSON responses is tedious and error-prone. Learn how to use Vitest and Supertest to automate your API testing with snapshots.

Linux

Mastering Advanced curl: A Guide to API Auth, TLS Debugging, and Automation

July 17, 2026

Learn how to use advanced curl flags for JWT authentication, TLS debugging, and automated API testing directly from the Linux command line.

Database

Hasura GraphQL Engine: Auto-Generate GraphQL API from PostgreSQL Without Writing Backend Code

July 1, 2026

After six months running Hasura GraphQL Engine in production, it's replaced the bulk of hand-written CRUD code in our PostgreSQL-backed projects. This guide covers setup with Docker, row-level security without middleware, and realtime subscriptions — all without writing a single backend resolver.

Programming

Building a Rate Limiter from Scratch in Go: Token Bucket Algorithm for API Protection

June 2, 2026

Building rate limiting from scratch reveals what's actually happening inside the libraries you'd normally reach for. This tutorial walks through implementing a concurrent-safe Token Bucket rate limiter in Go — from the core algorithm to HTTP middleware — with practical parameter tuning advice for production use.

Mastering Anthropic Computer Use: Building AI Agents That Navigate the Desktop

May 27, 2026

Ditch brittle DOM selectors. Learn how to build vision-based AI agents using Anthropic's Computer Use API to automate legacy software, browsers, and desktop apps.

Security

Hunting BOLA: How to Audit Your API Security with OWASP ZAP

May 12, 2026

BOLA is the top risk for modern APIs. Discover how to use OWASP ZAP to automate your security testing, find authorization bugs, and harden your code.

Programming

Build a Type-Safe Full-Stack API with tRPC and TypeScript in Next.js — No Separate Schema Needed

April 28, 2026

tRPC lets you share TypeScript types between your Next.js backend and frontend with no code generation or separate schema files. This tutorial walks through setting up a type-safe full-stack API from scratch, so a renamed field on the server immediately breaks the client at compile time — not in production.

Programming

Making Node.js Apps Resilient: A Practical Guide to Retries and Exponential Backoff

April 20, 2026

API failures are inevitable. Learn how to handle them gracefully in Node.js using exponential backoff, jitter, and smart retry logic to improve system reliability.

Programming

What is an API? REST vs GraphQL Explained for Developers

March 28, 2026

This article delves into the fundamental concept of APIs, clarifying their crucial role in modern software communication. It offers a detailed comparison of REST and GraphQL architectures, highlighting their distinct differences, benefits, and practical use cases, complete with code examples.

Mastering Model Context Protocol (MCP): Empowering AI with External Tools

March 24, 2026

The Model Context Protocol (MCP) is crucial for AI models to interact effectively with external tools and APIs, overcoming their inherent limitations. This comprehensive guide covers the core concepts of MCP, from defining tools and orchestrating calls to handling complex workflows and prioritizing security. Learn how to build dynamic AI applications that fetch real-time data and perform actions far beyond their initial training.