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Tag Archives: Async
Caching and Asynchronous Excel UDFs
This sample shows how the result of an Excel-DNA async UDF call can be cached using the .NET 4 MemoryCache class. PS: Apparently there is a bug in the memory management of the .NET MemoryCache class. See the StackOverflow discussion and the … Continue reading
Async and event-streaming Excel UDFs with F#
There have been a some recent posts mentioning the asynchronous and reactive programming features in F#. Since Excel-DNA 0.30 added support for creating async and IObservable-based real-time data functions, I’d like to show how these F# features can be nicely … Continue reading
Resizing Excel UDF result arrays
Update (21 June 2017): The most up-to-date version of the ArrayResizer utility can be found here: https://github.com/Excel-DNA/ExcelDna/blob/master/Distribution/Samples/ArrayResizer.dna Update: To work correctly under Excel 2000/2002/2003, this sample requires at least version 0.29.0.12 of Excel-DNA. A common question on the Excel-DNA group is … Continue reading