164 articles
Add rate limiting to a Node.js API — fixed window, sliding window, token bucket algorithms, Redis-backed limits, and per-user throttling. Full code.
Fix ‘Segmentation fault (core dumped)’ in C/C++ — null pointers, buffer overflows, dangling pointers, stack overflow, and debugging with gdb and valgrind.
Should you learn Go in 2026? Real analysis of job demand, salaries, use cases, learning curve, and whether Go fits your career goals.
Build a production REST API with Go and the Gin framework — routing, middleware, JSON binding, validation, database integration, and error handling.
Fix React’s ‘Maximum update depth exceeded’ error — setState in render, useEffect loops, function references in deps, and the correct patterns.
Should software engineers get a master’s degree in 2026? Honest analysis of ROI, when it helps, when it doesn’t, and alternatives worth considering.
Shrink Docker images dramatically with multi-stage builds, minimal base images, layer caching, and .dockerignore. Real before/after examples.
Fix failing CORS preflight (OPTIONS) requests in production — server config, credentials, allowed headers, and nginx/Express solutions with examples.
SQL vs NoSQL for beginners in 2026 — which database type to learn first, why it matters, and how to build a solid data foundation for your career.
Build a Discord bot with Python and discord.py — slash commands, event handling, embeds, buttons, and hosting. Full beginner-to-deploy walkthrough.
