Arrays Explained from Memory to Big O (With Real Benchmarks)
A common array bug that silently deletes the wrong items, and what it reveals: how arrays actually work in memory, why insert/delete cost what they co...
Arpan SinghJul 24, 2026
4
Arpan Singh![Author (Bronze)](data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%23cd7f32" fill-opacity="0.2" stroke="%23cd7f32" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="12" cy="8" r="7"></circle><polyline points="8.21 13.89 7 23 12 20 17 23 15.79 13.88"></polyline></svg> "Author (Bronze)")
@arpan
zyvop.com
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Big-O Notation Explained: The Regex That Took Down Cloudflare for 27 Minutes
Big-O notation explained through the real regex that took Cloudflare offline for 27 minutes, plus sandbox-tested benchmarks in Python and Node.js show...
Arpan SinghJul 20, 2026
11
TypeScript 7 Just Shipped: I Checked Five Claims Going Around Against Microsoft's Own Numbers
TypeScript 7 is out, and the talking points have already calcified: 10x faster, half the memory, same compiler, just upgrade. Some of that's exactly r...
Arpan SinghJul 9, 2026
20