There are many data sources that have only a loosely defined structure. Examples include REST services and XML files. Using them from statically typed languages has always been problematic. Although all of these data sources have a structure, there is an impedance mismatch between explicit types in our languages and a structure that is implicit in our data sources.
In this talk, we look how to solve the problem at three different scales. At small scale, we can use support for dynamic typing in C# and F#. At medium scale, we ...
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