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A source map is a claim, and nothing checks whether it is true

A source map is a claim about two files: that this position in the built output came from that position in a source file.

  • A source map links positions in output files to source files.
  • Validity of source maps can be questioned even when structurally sound.
  • Tool sourcemap-truth verifies source map accuracy.

Tennis, football and basketball results as clean JSON, without a sports data contract

Sports data is one of those areas where the gap between "public information" and "affordable to obtain" is absurd. Scores and results are facts, printed in every newspaper.

  • Tennis matches can retire mid-set or be replayed, requiring unique data treatment
  • Codes 17 and 18 in tennis data represent ongoing matches, not cancelled ones
  • Football scores include additional complexities like penalties and shootouts

HookAudit: Building a Supply-Chain Security Scanner Without a Supply Chain

What happens when you force a security tool to inspect untrusted code using only standard-library primitives? An engineering postmortem on systems complexity and zero dependencies.

  • HookAudit is a supply-chain security auditor for repositories
  • Built without third-party dependencies to avoid compromises
  • Five-stage workflow inspects execution surfaces and capabilities

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