Portfólio
Jul 28, 2026
The Quality Week — 10 fixes my portfolio deserved
Broken Pix BR Code, focus trap stealing keyboard input, scroll jumping sections — a deep audit fixed everything at once.
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pix
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Portfólio
Jul 28, 2026
The QR Code That Didn't Pay — String.fromCharCode, Control Codepoints, and an Invisible Pix
I added Pix to my portfolio with BR Code generation. Only the QR Code didn't work in any banking app. The culprit: String.fromCharCode generating control characters instead of decimal digits in EMV 2022 length fields.
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Portfólio
Jul 28, 2026
Portfolio — the July audit that turned into spring cleaning
July 2026 was the month my portfolio stopped getting new features and started fixing the ones it already had. A deep audit revealed 10 problems — from Pix to focus trap — and by the end, deployment was more automated than ever.
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