Chapter 5. Design patterns against complexity
This chapter covers
- The issues with imperative error-handling schemes
- Using containers to prevent access to invalid data
- Implementing functors as a mechanism for data transformation
- Understanding monads as data types that facilitate composition
- Consolidating error-handling strategies with monadic types
- Interleaving and composing monadic types
Null-references ... was a billion-dollar mistake.
Tony Hoare, InfoQ
Some people mistakenly view functional programming as a paradigm devoted only to academic problems, mostly numerical in nature, that are, for the most part, oblivious to the probabilities of failure real-life systems deal with. In recent years, however, people are finding that functional ...
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