Posts

• Jul 20

  When Big-O Lies

  Asymptotic complexity is a promise about behavior at infinity. Most of my code never runs there — it runs at n = 4,000 on a Tuesday, and the constants I dropped are the whole story.

• Jun 30

  The Quiet Cost of a Fast Loop

  What branch prediction taught me about writing boring, predictable code on purpose.

• Jun 11

  Reading the Standard Library for Fun

  A slow walk through sort.Slice, and why the obvious implementation isn't the one they shipped.

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TIL

• Jul 22 The Markdown reference
• Jul 18 Pretty-print JSON in one shell pipe
• Jul 09 git switch beats git checkout
• Jul 02 git commit --fixup and autosquash
• Jun 27 Go's errors.Join
• Jun 18 Go's defer runs in LIFO order

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