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Unit 7 - Practical Haskell

Lessons 38 - 42

December 6, 2021 (38-40)
December 13, 2021 (41-42)

Presenter

Lesson 38 - Errors in Haskell and the Either type

discussion
Note: QuickCheck 38.3 missing content, presumably a question about the Nothing

Lesson 39 - Making HTTP requests in Haskell

discussion

Lesson 40 - Working with JSON data by using Aeson

discussion
Note: Last line of Listing 40.22 determined to be a mistake. It should be omitted.

Lesson 41 - Using databases in Haskell

Jens

Lesson 42 - Efficient, stateful arrays in Haskell

Casey

Unit 6 - Organizing code and building projects
Lessons 34 - 37

November 29, 2021

Presenter

Lesson 34 - Organizing Haskell code with modules

no issues to discuss

Lesson 35 - Building projects with stack

no issues to discuss

Lesson 36 - Property testing with QuickCheck

Jens helped get Casey past QuickCheck issue
(Needed to run stack build before stack test the first time with QuickCheck. Oddly, after stack clean, one need not run stack build before stack test)

Lesson 37 - Capstone: Building a prime-number library

Jens & Casey had both identified issue with the use of length primes
Jens shared his code improvements

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