What Rubyists should know about Unicode

Everyone uses Unicode, whether they know it or not. To reliably process and display text across cultures and software components, all parties must handle it correctly—but many still treat text like it’s 1990. This talk tours Unicode’s origins, encodings, normalisation, and string behaviour with Ruby examples, presents delightfully awful bugs, and suggests sources to test your own systems.

Stephan Kämper

Owner, Engineer, Tester, Designer, Independent Software Tester & Programmer

Stephan studied physics, wrote a thesis in applied optics & worked in oceanography. In 2001, he joined the team for an object-oriented database and specialised in automated testing and agile methods. Working in fields such as telecoms, logistics, and insurance helped him recognise common patterns.

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