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Languages & runtimes · #nodejs
AsyncLocalStorage lets Node.js servers carry request-scoped context — IDs, loggers, tenants — through async chains without threading parameters through every function.
Flaky nodemon restarts usually come from atomic editor writes, missing debounce, and bad ignore globs. Here's how to fix all three with chokidar, delay, and correct patterns.
Learn how Mongoose's select() projection reduces network overhead in Node.js blog APIs by returning only needed fields, with a practical example and key limitations to avoid.
Learn how Moleculer’s Bulkhead middleware caps concurrent action calls, queues or rejects excess requests, and integrates with circuit breakers. Follow a step‑by‑step example and tuning tips to keep your microservices resilient.
Decide whether to use Node.js Worker Threads or Child Processes for CPU‑intensive tasks based on data sharing needs, isolation requirements, and execution overhead.
Learn how ClojureScript’s `defmacro` expands at compile time, how it behaves across browser, Node.js, and React Native targets, and how to verify macro output before shipping. Includes a concrete example, trade‑offs, and actionable steps.
An architecture note covering the requirements, minimal file set, trust boundaries, operational checks, failure modes, and change triggers for pnpm workspaces.
Learn how Discloud’s one‑click MongoDB add‑on provisions a managed database, injects MONGODB_URI, and what limits the free tier imposes on storage, backups, and performance.
Wrap multi-step writes in knex.transaction(), pass trx to every query, and avoid orphaned rows when a mid-flow insert fails.
nodemon
mongoose
clojurescript
mongodb
knexjs