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What's wrong with using == to compare floats in Java?
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21 Answers
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Angularjs if-then-else construction in expression
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219
Angular expressions do not support the ternary operator before 1.1.5, but it can be emulated li...
C# Regex for Guid
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184
This one is quite simple and does not require a delegate as you say.
resultString = Regex.Rep...
Scala: what is the best way to append an element to an Array?
...repend it:
0 +: array :+ 4
should produce:
res3: Array[Int] = Array(0, 1, 2, 3, 4)
It's the same as with any other implementation of Seq.
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Question mark and colon in JavaScript
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edited May 25 '16 at 22:50
Felix Kling
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In Scala, what exactly does 'val a: A = _' (underscore) mean?
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val a: A = _ is a compile error. For example:
scala> val a: String = _
<console>:1: ...
Integer division with remainder in JavaScript?
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15 Answers
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How to initialise memory with new operator in C++?
...ut it actually has special syntax for value-initializing an array:
new int[10]();
Note that you must use the empty parentheses — you cannot, for example, use (0) or anything else (which is why this is only useful for value initialization).
This is explicitly permitted by ISO C++03 5.3.4[expr.new]...
How to split a sequence into two pieces by predicate?
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195
By using partition method:
scala> List(1,2,3,4).partition(x => x % 2 == 0)
res0: (List...