Globalization in .NET: CultureInfo, CurrentCulture/CurrentUICulture, the Turkish I and ICU on Linux
In .NET, CurrentCulture decides formatting and comparison and CurrentUICulture decides UI text; both flow through async code, and without ICU a container falls into invariant mode. Using Bookstore's catalog sorting and search box we show Turkish sorting, the ı/İ conversion, the culture-dependent dictionary comparer trap, PredefinedCulturesOnly and how tr-TR breaks in chiseled and alpine images, all with real output.
15 Nov 2026
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15 min
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13
