Explore the world of JavaScript modules through an interactive Q&A. Understand the difference between CommonJS (require) and ES Modules (import), why "type": "module" exists, and how it all connects to modern web performance with HTTP/2.
General
A deep dive into the world of package.json. We unravel semantic versioning (^, ~), dependency types (dev, peer), the role of the lock file, and how Node.js resolves dependency conflicts.
Learn how to extend the request object type in an Express.js application using TypeScript. Enhance type safety and maintainability by adding custom properties to the request object.
Learn how I identified and resolved high disk usage on my VPS caused by unused Docker objects. Automate the cleanup process with a cron job to maintain a healthy system.
Learn how to use ARG instruction in Dockerfile to share variables across stages and improve readability of your Dockerfile.
Learn what Remote Procedure Call (RPC) is, how it works, its performance implications, suitable applications, the workings of gRPC, and the additional benefits it provides.
Learn what buffers are, why they are important, and how they can help you handle raw binary data efficiently.
A quick overview of the software development life cycle phases and the roles involved in each phase.