110 Decks Ordered By Love Count - Lowest First - Chse one - invert order

#	Title	Loves
1	Non-strict functions, bottom, and Scala by-name parameters	1
2	Folding Cheat Sheet #9 - List Unfolding - 'unfold' as the Computational Dual of 'fold', and how 'unfold' relates to 'iterate'	3
3	Drawing Heighway’s Dragon - Part 4 - Interactive and Animated Dragon Creation	6
4	The Nature of Complexity in John Ousterhout’s Philosophy of Software Design	8
5	The Open-Closed Principle - Part 2 - The Contemporary Version - An Introduction	8
6	The Open-Closed Principle - Part 1 - The Original Version	9
7	Drawing Heighway’s Dragon - Part 2 - Recursive Function Simplification - From 2^n Recursive Invocations To n Tail-Recursive Invocations Exploiting Self-Similarity	9
8	De Morgan's Laws are Monoid Homomorphisms	9
9	Drawing Heighway’s Dragon - Part 3 - Simplification Through Separation of Concerns - Rotation Without Matrix Multiplication	9
10	List Unfolding - 'unfold' as the Computational Dual of 'fold', and how 'unfold' relates to 'iterate'	10
11	Monad as Functor with pair of Natural Transformations	14
12	Symmetry in the interrelation of flatMap/foldMap/traverse and flatten/fold/sequence	14
13	Function Composition - forward composition versus backward composition	14
14	Year when lambda functions were introduced in various languages	17
15	Addendum to `Monads do not Compose`	17
16	Fibonacci Function Gallery - Part 1	19
17	Monad Transformers - Part 1	21
18	Functor Composition	21
19	The Debt Metaphor - Ward Cunningham in his 2009 YouTube video	23
20	Drawing Heighway’s Dragon - Part 1 - Recursive Function Rewrite - From Imperative Style in Pascal 64 To Functional Style in Scala 3	23
21	Folding Cheat Sheet Series Titles	24
22	Fibonacci Function Gallery - Part 2	24
23	Scala 3 by Example - Algebraic Data Types for Domain Driven Design - Part 2	25
24	Monads do not Compose	25
25	From Subtype Polymorphism To Typeclass-based Ad hoc Polymorphism - An Example	28
26	Arrive at monads by going from composition of pure functions to composition of effectful functions	29
27	State Monad	30
28	Folding Unfolded - Part 5	31
29	Sequence and Traverse - Part 1	32
30	Functional Effects - Part 1	32
31	Natural Transformations	33
32	Lambda Expressions and Java 8 - Lambda Calculus, Lambda Expressions, Syntactic Sugar, First Class Functions	33
33	Sequence and Traverse - Part 2	33
34	Folding Cheat Sheet #8 - Folding with monoids	34
35	Ad hoc Polymorphism using Type Classes and Cats	34
36	‘go-to’ general-purpose sequential collections - from Java To Scala	35
37	Monoids - Part 2 - With examples using Scalaz and Cats	35
38	Monad Fact #5	36
39	The Uniform Access Principle	36
40	Sequence and Traverse - Part 3	36
41	Folding Unfolded - Part 3	36
42	Monad Fact #4	36
43	Side by Side - Scala and Java Adaptations of Martin Fowler’s Javascript Refactoring Example	37
44	Fusing Transformations of Strict Scala Collections with Views	37
45	N-Queens Combinatorial Problem - Polyglot FP for Fun and Profit – Haskell and Scala - Part 2	37
46	Folding Cheat Sheet #3 - The universal property of fold	38
47	Algebraic Data Types for Data Oriented Programming - From Haskell and Scala to Java	39
48	A sighting of sequence function in Practical FP in Scala	39
49	Left and Right Folds - Comparison of a mathematical definition and a programmatic one	39
50	Game of Life - Polyglot FP - Haskell and Scala - Part 3	39
51	Folding Unfolded - Part 4	39
52	Sierpinski Triangle - Polyglot FP for Fun and Profit - Haskell and Scala	39
53	Monad Fact #3	39
54	Writer Monad for logging execution of functions	40
55	The Monad Fact Series	40
56	Scala 3 by Example - Algebraic Data Types for Domain Driven Design - Part 1	41
57	Game of Life - Polyglot FP - Haskell and Scala - Part 2	41
58	Functional Effects - Part 2	41
59	The aggregate function - from sequential and parallel folds to parallel aggregation	42
60	Monad Laws Must Be Checked	43
61	The Expression Problem Part 2	44
62	Folding Cheat Sheet #2 - Programmatic and mathematical definitions of right fold and left fold	44
63	N-Queens Combinatorial Problem - Polyglot FP for Fun and Profit – Haskell and Scala - Part 4	44
64	Kleisli Composition	45
65	Folding Cheat Sheet #4 - For functions that can be defined both as a right fold and as a left fold, one may be more efficient than the other	45
66	The Sieve of Eratosthenes - Part 1	45
67	Monad Fact #1	45
68	Applicative Functor - Part 3	45
69	Function Applicative for Great Good of Palindrome Checker Function	45
70	Folding Unfolded - Part 1	45
71	Monad Fact #2	47
72	Functor Laws	47
73	A sighting of traverse_ in Practical FP in Scala	47
74	Sum and Product Types - The Fruit Salad & Fruit Snack Example	47
75	Monad Fact #6	48
76	Folding Cheat Sheet #5 - Folding a list right and left using Cons and Nil results in the identity and reverse functions	48
77	Monoids - Part 1 - With examples using Scalaz and Cats	48
78	Applicative Functor - Part 2	51
79	A sighting of traverseFilter and foldMap in Practical FP in Scala	52
80	The Functional Programming Triad of map, filter and fold	52
81	Folding Cheat Sheet #7 - The three duality theorems of fold	53
82	Function Applicative for Great Good of Leap Year Function	53
83	Game of Life - Polyglot FP - Haskell and Scala - Part 1	54
84	From Scala Monadic Effects to Unison Algebraic Effects	55
85	Kleisli composition, flatMap, join, map, unit - implementation and interrelation - V2 updated for Scala 3	56
86	Folding Unfolded - Part 2	57
87	Refactoring: A First Example - Martin Fowler’s First Example of Refactoring, Adapted to Java	59
88	Refactoring: A First Example - Martin Fowler’s First Example of Refactoring, Adapted to Scala	61
89	N-Queens Combinatorial Problem - Polyglot FP for Fun and Profit – Haskell and Scala - Part 3	64
90	Compositionality and Category Theory	64
91	The Functional Programming Triad of Folding, Scanning and Iteration - A first example in Scala and Haskell	65
92	Tagless Final Encoding - Algebras and Interpreters and also Programs	67
93	Quicksort - a whistle-stop tour of the algorithm in five languages and four paradigms	68
94	Applicative Functor - Part 1	69
95	Scala 3 enum for a terser Option Monad Algebraic Data Type	71
96	Computer Graphics in Java and Scala - Part 1	71
97	The Expression Problem Part 1	74
98	The Sieve of Eratosthenes - Part 2 - Genuine versus Unfaithful Sieve	77
99	Hand Rolled Applicative User Validation Code Kata	78
100	Functional Core and Imperative Shell - Game of Life Example - Haskell and Scala	78
101	Scala Left Fold Parallelisation - Three Approaches	81
102	Computer Graphics in Java and Scala - Part 1b	82
103	A Sighting of filterA in Typelevel Rite of Passage	83
104	Folding Cheat Sheet #1 - Folding over recursively defined data structures for natural numbers and lists	90
105	Nat, List and Option Monoids - From scratch - Combining and Folding - An example	105
106	Direct Style Effect Systems - The Print[A] Example - A Comprehension Aid	108
107	N-Queens Combinatorial Problem - Polyglot FP for Fun and Profit – Haskell and Scala - Part 1	109
108	Definitions of Functional Programming	114
109	N-Queens Combinatorial Puzzle meets Cats	119
110	Folding Cheat Sheet #6 - Left and right folds and tail recursion	192