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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: ...
What's wrong with using == to compare floats in Java?
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21 Answers
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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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Get item in the list in Scala?
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311
Use parentheses:
data(2)
But you don't really want to do that with lists very often, since l...
How to find out which package version is loaded in R?
...e my university cluster. It has 2 versions of R installed. System wide R 2.11 (Debian 6.0) and R 2.14.2 in non-standard location.
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Fastest sort of fixed length 6 int array
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For any optimization, it's always best to test, test, test. I would try at least sorting netw...
How can I split and parse a string in Python?
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"2.7.0_bf4fda703454".split("_") gives a list of strings:
In [1]: "2.7.0_bf4fda703454".split("...
Resizing SVG in html?
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Open your .svg file with a text editor (it's just XML), and look for something like this at th...
Add centered text to the middle of a -like line
I'm wondering what options one has in xhtml 1.0 strict to create a line on both sides of text like-so:
32 Answers
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