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Benoit Jacquemont

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titleconferencedate
Why 0.1+0.2 != 0.3, or the Mysterious World of Floating-Point NumbersForum PHP 20202020-10-22
Explains why decimal sums like 0.1+0.2 do not equal 0.3 due to floating-point representation and arithmetic. Covers how computers represent real numbers in…
Talk in French on
HTTP/3: It's all about the transport!Dutch PHP Conference 20192019-06-06
HTTP/3 keeps HTTP/2 semantics but replaces TCP+TLS with QUIC (a single protocol that folds encryption into transport), cutting the handshake from about eight…
Talk on
PHP Opcode? What's that?Dutch PHP Conference 20192019-06-06
Digs into how PHP code becomes tokens then an AST and finally opcodes, with concrete examples (a hello world that produces CONCAT opcodes and variable fetches)…
Talk on
Hunting down memory leaks with PHP MeminfophpDay 20192019-05-10
Shows how PHP Meminfo extension and profilers like Blackfire.io or Memprof reveal concrete causes: dumps that list class instance counts and object relations…
Talk on
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