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Are HLists nothing more than a convoluted way of writing tuples?
...latten : Flatten[L]) : flatten.Out =
flatten(hl(t))
val t1 = (1, ((2, 3), 4))
val f1 = flatten(t1) // Inferred type is Int :: Int :: Int :: Int :: HNil
val l1 = f1.toList // Inferred type is List[Int]
val t2 = (23, ((true, 2.0, "foo"), "bar"), (13, false))
val f2 = flatten(t2)
val t2...
Are there pronounceable names for common Haskell operators? [closed]
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edited May 31 '14 at 17:22
answered Oct 12 '11 at 21:58
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error: passing xxx as 'this' argument of xxx discards qualifiers
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537
The objects in the std::set are stored as const StudentT. So when you try to call getId() with ...
How do I remove code duplication between similar const and non-const member functions?
...heading "Avoid Duplication in const and Non-const Member Function," on p. 23, in Item 3 "Use const whenever possible," in Effective C++, 3d ed by Scott Meyers, ISBN-13: 9780321334879.
Here's Meyers' solution (simplified):
struct C {
const char & get() const {
return c;
}
char &...
What is 'Pattern Matching' in functional languages?
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143
Understanding pattern matching requires explaining three parts:
Algebraic data types.
What pat...
Splitting string into multiple rows in Oracle
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How do I check if a string is a number (float)?
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33 Answers
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How to get datetime in JavaScript?
How to get date time in JavaScript with format 31/12/2010 03:55 AM?
7 Answers
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C# Lazy Loaded Automatic Properties
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edited Jun 13 '18 at 13:24
Colonel Panic
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What does |= (ior) do in Python?
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53
|= performs an in-place+ operation between pairs of objects. In particular, between:
sets: a u...