118 Decks - Latest First - Chse one - invert order

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