The document discusses various "power tools" that can be used to build adaptive and maintainable software solutions, including regular expressions, reflection, and code generation. It provides an overview of each technique and demonstrates how to use reflection to simplify parsing fixed-length record files with different formats in a way that is less complex and brittle than hard-coding the logic. Reflection allows identifying the correct record object type at runtime based on the record prefix rather than requiring separate parsing code for each type. The sample also shows using code generation and reflection to dynamically create and document the record object classes.

1. Power Tools for the Modern Programmer Regular Expressions, Reflection, Code Generation

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