Snippets tagged map
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Projecting lists
Three functions showing how to implement projection for functional lists. First version uses naive recursion and the second one is tail-recursive using the accumulator parameter. The third version extends this with continuation passing.
73 people like this
Like the snippet!Posted: 14 years ago by Tomas Petricek
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ipv4 conversion snippet
ipv4 conversion snippet, updated based on current version, changed a lot to make it a bit more .NETish
6 people like this
Like the snippet!Posted: 13 years ago by david klein
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n-ary Seq.map (Numerals)
A pattern for creating n-ary Seq.map functions, based on numerals.
5 people like this
Like the snippet!Posted: 12 years ago by Nick Palladinos
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mongodb - map immutable record constructor - adhoc example
adhoc example
0 people like this
Like the snippet!Posted: 8 years ago by Acme
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Pipeline list processing
An example showing how to process list in a pipeline. We first use List.filter to return only even numbers and then use List.map to format them as strings.
4 people like this
Like the snippet!Posted: 7 months ago by Tomas Petricek
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Sorted Map
Sorted Map
18 people like this
Like the snippet!Posted: 13 years ago by fholm
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n-ary Seq.map
A pattern for creating n-ary Seq.map functions.
5 people like this
Like the snippet!Posted: 12 years ago by Nick Palladinos
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Create a histogram of a sequence using map
Creates a map containing each item and its frequency as a key/value pair. Then sort by value in reverse order before printing each item.
2 people like this
Like the snippet!Posted: 10 years ago by Bjørn Bæverfjord
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Boolean to optional mappings
A small set of operators for converting boolean expressions to an optional type on the principle of false -> None, true -> Some value.
0 people like this
Like the snippet!Posted: 2 years ago by Pavel Tatarintsev