alvin alexander
Nodes for the term “fold”
Definition of a “fold” in programming
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Scala Vector class: method examples and syntax
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Scala Array class: methods, examples, and syntax
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Scala List class: methods, examples, and syntax
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Scala immutable Map class: methods, examples, and syntax
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Scala: A Reverse Polish Notation (RPN) calculator written with foldLeft
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How to use variable names with the Scala ‘foldLeft’ method
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Scala: A “sum of the squares” algorithm using map/sum and foldLeft
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A Scala ‘foldLeft’ function written using recursion
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Scala: Idiomatic processing of an Option
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Scala Seq class: methods, examples, and syntax
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Methods on the Scala collections classes, organized by category
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Kotlin collections methods: examples and syntax
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A tutorial on the universality and expressiveness of ‘fold’
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