1 
A sighting of sequence function in Practical FP in Scala 
4 slides 


2 
The Monad Fact Series 
4 slides 



3 
A sighting of traverse_ in Practical FP in Scala 
5 slides 


4 
A sighting of traverseFilter and foldMap in Practical FP in Scala 
6 slides 


5 
Definitions of Functional Programming 
7 slides 


6 
Monad Fact #1 
8 slides 


7 
Monad Fact #2 
9 slides 


8 
Nat, List and Option Monoids  From scratch  Combining and Folding  An example 
12 slides 



9 
Side by Side  Scala and Java Adaptations of Martin Fowler’s Javascript Refactoring Example 
13 slides 



10 
Functional Core and Imperative Shell  Game of Life Example  Haskell and Scala 
13 slides 



11 
Monad Laws Must Be Checked 
13 slides 



12 
Functor Laws 
13 slides 


13 
Tagless Final Encoding  Algebras and Interpreters and also Programs 
16 slides 


14 
Kleisli composition, flatMap, join, map, unit  implementation and interrelation  V2 updated for Scala 3 
16 slides 



15 
Monad Fact #3 
16 slides 


16 
Monad Fact #5 
17 slides 


17 
Compositionality and Category Theory 
17 slides 


18 
Monad Fact #6 
18 slides 



19 
Sum and Product Types  The Fruit Salad & Fruit Snack Example 
19 slides 





20 
Applicative Functor 
19 slides 



21 
The Uniform Access Principle 
22 slides 


22 
Monad Fact #4 
24 slides 


23 
Computer Graphics in Java and Scala  Part 1 
25 slides 



24 
NQueens Combinatorial Problem  Polyglot FP for Fun and Profit – Haskell and Scala  Part 3 
27 slides 



25 
Fusing Transformations of Strict Scala Collections with Views 
28 slides 


26 
Computer Graphics in Java and Scala  Part 1b 
28 slides 



27 
Quicksort  a whistlestop tour of the algorithm in five languages and four paradigms 
28 slides 







28 
The aggregate function  from sequential and parallel folds to parallel aggregation 
31 slides 



29 
Kleisli Composition 
33 slides 



30 
NQueens Combinatorial Problem  Polyglot FP for Fun and Profit – Haskell and Scala  Part 1 
34 slides 



31 
Scala 3 by Example  Algebraic Data Types for Domain Driven Design  Part 1 
34 slides 



32 
The Expression Problem Part 2 
35 slides 



33 
Applicative Functor  Part 3 
38 slides 



34 
Scala Left Fold Parallelisation  Three Approaches 
44 slides 


35 
From Scala Monadic Effects to Unison Algebraic Effects 
44 slides 



36 
Applicative Functor  Part 2 
44 slides 



37 
Algebraic Data Types for Data Oriented Programming  From Haskell and Scala to Java 
46 slides 




38 
The Expression Problem Part 1 
47 slides 




39 
The Sieve of Eratosthenes  Part 1 
50 slides 





40 
The Functional Programming Triad of map, filter and fold 
51 slides 






41 
NQueens Combinatorial Problem  Polyglot FP for Fun and Profit – Haskell and Scala  Part 4 
55 slides 



42 
The Sieve of Eratosthenes  Part 2  Genuine versus Unfaithful Sieve 
57 slides 



43 
NQueens Combinatorial Problem  Polyglot FP for Fun and Profit – Haskell and Scala  Part 2 
58 slides 



44 
Folding Unfolded 
58 slides 



45 
‘goto’ generalpurpose sequential collections  from Java To Scala 
67 slides 



46 
Refactoring: A First Example  Martin Fowler’s First Example of Refactoring, Adapted to Scala 
93 slides 


47 
Refactoring: A First Example  Martin Fowler’s First Example of Refactoring, Adapted to Java 
95 slides 


48 
NQueens Combinatorial Puzzle meets Cats 
386 slides 


