The Archive

Long-form notes on systems, software engineering, architecture, and lessons from real projects.

Jonathan JulianiSr Software Engineer · J Tech | WithClutch Inc

JavaScriptMay 16, 2026

Promises in JavaScript: from zero to async/await

JavaScript Promises and async/await from the ground up: states, chaining, error handling, and the gotchas official docs tend to skip.

JavaScriptMay 16, 2026

Spread operator and rest in JavaScript: how they work in arrays, objects, and functions, and the shallow copy gotchas that catch every developer.

Data StructuresJavaScriptJun 14, 2024

Binary search in JavaScript: iterative and recursive forms, sorted arrays, and O(log n) complexity. Series finale with real code.

Data StructuresJavaScriptJun 1, 2024

Sorting algorithms in JavaScript: bubble, merge, quick, and when to pick each one. Commented code plus complexity in practice.

Data StructuresJavaScriptMay 28, 2024

BFS and DFS on graphs in JavaScript: visit order, queue vs stack, and visual examples. Data structures in a Nutshell episode.