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In Functional Programming, what is a functor?
...ssed as part of Haskell's standard library.
As usual, people continue to invent new, useful abstractions, and you may want to look into applicative functors, for which the best reference may be a paper called Applicative Programming with Effects by Conor McBride and Ross Paterson.
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What is Unicode, UTF-8, UTF-16?
...ch one? Do they support the corner cases? Since necessity is the mother of invention, UTF-8 libraries will generally support 4-byte characters properly, since 1, 2, and even 3 byte characters can occur frequently. However, not all purported UTF-16 libraries support surrogate pairs properly since the...
How to manage REST API versioning with spring?
...first the problem I have, and then a solution... but I do wonder if I'm re-inventing the wheel here.
9 Answers
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REST API 404: Bad URI, or Missing Resource?
...ys be following links given to them by the server. Then there's no need to invent detailed semantics regarding exactly how they decided to work outside the system.
– fumanchu
Mar 30 '12 at 4:01
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Explain the use of a bit vector for determining if all characters are unique
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This is very reason why comments were invented.
– Mr. Suryaa Jha
Dec 30 '19 at 2:17
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When to use static vs instantiated classes
...rs can more easily find what's already available and are less likely to re-invent the wheel
let me use class consts instead of global defines for any magic values
it's just altogether a convenient way to enforce higher cohesion and lower coupling.
And FWIW -- there is no such thing, at least in P...
What is the significance of 1/1/1753 in SQL Server?
...ptic Gregorian calendar projected backwards to well before it was actually invented so is of limited use in dealing with historic dates.
This contrasts with other Software implementations such as the Java Gregorian Calendar class which defaults to following the Julian Calendar for dates until Octob...
Why are side-effects modeled as monads in Haskell?
...s specifically covers the IO case. blog.sigfpe.com/2006/08/you-could-have-invented-monads-and.html is pretty similar, but generalizes RealWorld into... well, you'll see.
– ephemient
Mar 22 '10 at 16:46
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What does the “Just” syntax mean in Haskell?
..." value via NULL references. Tony Hoare, an eminent computer scientist (he invented Quicksort and is a Turing Award winner), owns up to this as his "billion dollar mistake". The Maybe type is not the only way to fix this, but it has proven to be an effective way to do it.
Maybe as a Functor
The id...
Haskell: Lists, Arrays, Vectors, Sequences
...robably undersell Data.Sequence. Finger trees are one of the most awesome inventions in the history of computing (Guibas should probably get a Turing award someday) and Data.Sequence is an excellent implementation and has a very useable API.
– Philip JF
Mar 8 ...