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The Seven Switches Inside a Markdown to HTML Converter
A markdown converter looks trivial until it isn't. The value of a good one is making the seven small decisions visible so you can make them on purpose.
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HCL to TOML: the format swap DevOps hates
The two formats that keep trading places HashiCorp Configuration Language and TOML solve the same…
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Venn Diagrams That Survive a Three-Meeting Week
A Venn diagram generator that auto-detects parent-child, overlap, and disjoint layouts. Paste JSON or pipe text, get a publishable SVG in 90 seconds.
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The three segments of a JWT are the only thing standing between an attacker and your API
A JWT looks like one opaque string. It isn't. It is a public header, a…
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The three text-formatting decisions that decide whether your extracted numbers are real
Three text-formatting decisions quietly decide whether the numbers you pull from a paragraph are real…
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UUID validator: the five checks that decide whether your identifier is real
A UUID looks simple. Thirty-six characters, four hyphens, eight-four-four-twelve-four pattern. Paste it into your code,…