ReadMeFeed / Community knowledge
Real questions. Useful conversations. Find the people who know your stack.
Languages & runtimes · #nodejs
Learn how to integrate the lightweight "sema" npm package into your Node.js projects to control concurrency, throttle outbound requests, and prevent resource exhaustion. This guide covers setup, usage patterns, runtime checks, and recovery strategies.
Learn when to choose Socket.IO rooms over namespaces for dynamic, low‑overhead scoped broadcasting, with a ready‑to‑run example and verification steps.
Replace scattered inline validation with a single declarative contract. A practical look at JSON Schema at the API boundary, with a working ajv example and the additionalProperties trade-off.
Learn how to add a PostgreSQL service to a Railway project, retrieve the connection string via secrets, and use it safely in code. Includes Node.js and Go examples, common pitfalls, and best‑practice tips.
Gulp 4's stream pipeline and gulp.lastRun make incremental asset builds fast and readable — as long as you target Gulp 4 explicitly and don't ask it to bundle JavaScript.
SVGO's default preset won't strip editor-specific junk like Inkscape's namespaced attributes. A small custom plugin — using the v3 visitor API — turns SVGO into an SVG hygiene enforcer, not just a minifier.
Move nodemon's watch, ignore, exec, and delay settings into a committed nodemon.json so every teammate gets identical restart behavior — and learn why ignoring output directories prevents restart loops.
Stop copying auth and logging boilerplate into every Moleculer action. This guide builds composable action middleware, wires it into a service, and verifies it with real broker calls.
Set up an npm workspace monorepo with minimal design, verify hoisting, run workspace scripts, and handle pitfalls like accidental dependency exposure and version conflicts.
socketio
json
railway
gulp
svgo
moleculer