Tag See all →

#unicode

2 stories

Web Development Bug Report

Invoice PDFs showed garbage for accented customer names: jsPDF standard fonts and embedding TTF

Hannah Okafor · Jun 23, 2026 · 7 min read

Invoices generated in the browser with jsPDF printed Polish, Vietnamese and Japanese names as random symbols. The 14 standard PDF fonts only cover a Latin-1-style character set. How we embedded a Unicode TTF font, subset it to keep files small, and tested names from every market.

Banner: a CSV header row where the first column name hides an invisible byte order mark

Programming Languages Bug Report

CSV import fails on the first column: the UTF-8 BOM from Excel

Daniel Tran · Jun 19, 2025 · 9 min read

Customer CSV uploads failed with KeyError 'email' even though the header clearly said email. Excel had written a UTF-8 byte order mark, and other files arrived in Windows-1252. We now detect the encoding explicitly and normalise headers.