A practical, in-depth exploration of advanced JSON parsing and stringifying behaviors in JavaScript - covering NaN/Infinity, -0, BigInt, Dates, functions/undefined, circular references, revivers/replacers, prototype-pollution risks, streaming large JSON, and safe patterns you can apply today.
A practical guide explaining what JavaScript minification and obfuscation do, how they differ, when to use each, security implications, tooling, and best-practice checklist for safe build pipelines.
A practical guide to JavaScript lookbehind assertions: what they are, when to use them, real-world examples, browser/Node compatibility notes, and fallbacks for older environments.
Use CSS inside console.log to create readable, attention-grabbing debug messages. Learn syntax, patterns, accessibility tips and practical helpers to make debugging faster and clearer.
Learn how to simplify and clarify JavaScript function signatures with parameter destructuring. See side-by-side examples, real-world patterns, pitfalls, and TypeScript usage to write more readable, maintainable code.
Learn how the Shadow DOM isolates markup and styles inside web components. This deep dive covers attachShadow, :host, ::slotted, ::part, CSS variables for theming, event retargeting, closed vs open shadow roots, and practical examples you can copy and adapt.
Learn practical ES6-based techniques-arrow functions, destructuring, default params, optional chaining, and more-to drastically shorten functions without sacrificing clarity.
A deep dive into why eval and its cousins (new Function, setTimeout(string)) are dangerous, illustrated with real-world-style examples and concrete mitigations for web and Node.js applications.