Is FP Really That Easy to Reason About? (For Beginners)

FP is often described as "easy to reason about", because allegedly we "just" need to tell the computer "what" to do as opposed to "how" to do it. This beginner-friendly video discusses "why" or at least "if" that is really the case. This video also points out why pattern matching is considered harmful.

Table of Contents 00:00 Intro 03:38 Code Overview 04:09 Types 04:34 Dependencies 06:03 IO 06:57 Maybe (Option) 07:43 Service 12:14 FP is Easier to Reason About 19:00 What does map do? 22:28 Conclusion

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#Scala #FP #PatternMatching ... https://www.youtube.com/watch?v=DeEGitiMlJQ