5+ hour, 5+ min ago   (538+ words) When writing concurrent code in Go, have you ever hesitated between sync.Mutex and sync.RWMutex to protect a shared map or resource? "If reads (Get) outnumber writes (Set), RWMutex is faster." This is a widely known rule of thumb,…...

5+ hour, 8+ min ago   (421+ words) We've all been there. You're building a bot or research tool, and just when it gets interesting, you hit a rate limit or your credits run out. Everything goes dark, and it's incredibly frustrating. The fix isn't finding one "perfect…...

9+ hour, 55+ min ago   (377+ words) Last month, my OpenAI bill hit $520. When I looked at the logs, 30% of that was people asking the same "getting started" questions over and over. I was paying for the same tokens twice, and my users were waiting 2.5 seconds for…...

19+ hour, 29+ min ago   (53+ words) An all-in-one library with 360+ tests and 95% coverage that solves everything: Rate limiting across multiple server instances with Redis: Automatically cleanup unused limiters to prevent memory leaks with dynamic IDs: Throttle: Execute immediately, lock for 300ms, ignore events during lock Debounce: Wait…...

1+ day, 8+ hour ago   (525+ words) In 2026, Go is no longer the new systems language " it's a boring-in-a-good-way, production-proven tool used for APIs, CLIs, infrastructure, cloud services, and internal platforms. The best Go books today focus less on syntax trivia and more on idiomatic code, tooling,…...

1+ day, 13+ hour ago   (1502+ words) TL;DR: Google Rankings are a bad abstraction for how Google An event-driven approach to monitoring SERP changes'tracking features, entries, and exits instead of noisy rank movements. That's the core problem with na've rank tracking. It assumes the environment is…...

1+ day, 19+ hour ago   (128+ words) Authentication is the backbone of secure web applications. Today, we'll create a clean, production-ready JWT authentication middleware for Go applications using the Gin framework. Our middleware will handle: Let's start by setting up our project structure: Now for the main…...

2+ day, 2+ hour ago   (1001+ words) Multi-tenant LLM deployments need budget controls that work at scale. Organizations with 10+ teams and 50+ virtual keys can't manually track spending per API key. And they can't let one misconfigured automation drain the entire monthly budget. Bifrost is a high-performance AI…...

2+ day, 4+ hour ago   (1649+ words) The WebRTC market is experiencing explosive growth in 2026. According to Technavio, the market is projected to expand by USD 247.7 billion from 2025 to 2029, representing a staggering 62.6% compound annual growth rate. These aren't just incremental shifts'the WebRTC trends in 2026 represent a fundamental…...

2+ day, 6+ hour ago   (290+ words) If you're building AI-powered features in Go, you've probably noticed a pattern: Every LLM provider has slightly different APIs, request formats, error handling, and configuration styles. Switching models often means rewriting glue code instead of focusing on your product. That's…...