Using nodemon safely as a local development watcher
Scope nodemon to local development, design ignore patterns to prevent restart loops, and use --exec only for debuggers or custom Node flags.
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nodemonnpm workspaces: manage multiple packages in one repository
Stop copying shared code between repositories. npm workspaces let you manage multiple packages under one root with a single install.
Choosing a Web3.js Provider Strategy for Server‑Side Ethereum Apps
Guide to picking the right Web3.js provider (HTTP, WebSocket, or direct RPC) for reliable Ethereum node access in headless servers, with a concrete Infura HTTP example and verification steps.
web3jsDeterministic Node.js Builds: Choosing Between Exact Versions and package-lock.json
Learn how to prevent 'works on my machine' bugs by choosing between exact version pinning and package-lock.json for deterministic Node.js builds.
Stop Manual Validation: Leveraging Fastify's JSON Schema for Request and Response Safety
Learn how to use Fastify's built-in JSON Schema validation to eliminate boilerplate code, improve API performance, and prevent sensitive data leaks through response serialization.
fastifyMastering Jest Manual Mocks: When to Replace Real Modules and How to Do It Right
Learn how Jest’s manual mocking lets you replace real modules with controlled stand‑ins, why it’s useful, how to set it up inline or via a __mocks__ folder, and what pitfalls to watch for. A concrete example and practical checklist help you apply this feature confidently.
jestScaling Node.js Beyond a Single Core with PM2 Cluster Mode
Learn how to scale Node.js applications across all CPU cores using PM2 Cluster Mode to eliminate single-threaded bottlenecks and achieve zero-downtime reloads.
pm2Diagnosing Frequent PM2 max_memory_restart Triggers
Frequent PM2 max_memory_restart triggers are often a threshold or cluster configuration issue rather than a leak. This guide shows how to recognize the pattern, run ordered checks, apply fixes tied to findings, and know when to escalate.
Scaling Node.js Without the Overhead: Mastering PM2 Cluster Mode
Stop wasting CPU cores. Learn how to use PM2 Cluster Mode to scale Node.js applications across all available hardware with zero-downtime reloads.