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May 12 · 9 min read · How React's Virtual DOM Works Under the Hood: Render, Diff, and Commit Explained TL;DR: React never touches the real DOM directly on every change. Instead, it builds a lightweight JavaScript representation of the UI (Virtual DOM), compares it against...
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May 7 · 8 min read · Blocking vs Non-Blocking Code in Node.js: Why It Makes or Breaks Your Server TL;DR: Blocking code halts Node.js's single thread until an operation completes, meaning every other request waits. Non-blocking code offloads I/O to the OS and continues ex...
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May 7 · 8 min read · JavaScript Map and Set: The Data Structures You Should Be Using Instead of Objects and Arrays Audience: This post assumes working knowledge of JavaScript, including ES6+ syntax and familiarity with Objects and Arrays. TL;DR: Map gives you a true key-...
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May 7 · 8 min read · JavaScript Destructuring: Write Less Code, Extract More Value Audience: This post assumes you know basic JavaScript — variables, arrays, objects, and functions. No framework knowledge required. TL;DR: Destructuring lets you pull values out of arrays ...
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May 6 · 8 min read · REST API Design with Express.js: A Practical Guide to Resources, Routes, and HTTP Methods TL;DR: REST is a set of conventions for structuring HTTP APIs around resources. This guide walks through what those conventions are, why they exist, and how to ...
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