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📰 Dev.to · arcker

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Every elevator has a load plate. Tests are supposed to kill fear, not feed it.
Dev.to · arcker 2d ago
Every elevator has a load plate. Tests are supposed to kill fear, not feed it.
An elevator's '8 persons — 630 kg' plate is a signed envelope that lets you step in without thinking. That's what a test is for: the right to stop being afraid.
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A program is a tree — building a Verbose compiler in Verbose
Dev.to · arcker 3d ago
A program is a tree — building a Verbose compiler in Verbose
Before a compiler can understand a program, it has to turn text into a tree (an AST). Here's how a small proof-carrying language represents a tree — recursive s
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TLS 1.3 without a library — a real browser does the handshake against Verbose machine code
Dev.to · arcker 5d ago
TLS 1.3 without a library — a real browser does the handshake against Verbose machine code
A real browser opens an HTTPS page served by a binary whose every cryptographic transform — key exchange, signature, encryption, hash — is machine code emitted
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