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How to install a specific version of a ruby gem?
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1182
Use the -v flag:
$ gem install fog -v 1.8
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Predicate in Java
... like this:
List<Integer> numbers = Arrays.asList(1,2,3,4,5,6,7,8,9,10);
for (int number : numbers) {
if (isEven(number)) {
process(number);
}
}
With Predicate, the if test is abstracted out as a type. This allows it to interoperate with the rest of t...
Python None comparison: should I use “is” or ==?
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edited Oct 27 '14 at 18:55
answered Jan 9 '13 at 22:08
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How to get multiple counts with one SQL query?
...01
Chad
6831010 silver badges2626 bronze badges
answered Oct 8 '12 at 21:07
Taryn♦Taryn
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Why are `private val` and `private final val` different?
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82
So, this is just a guess, but it was a perennial annoyance in Java that final static variables ...
Transfer git repositories from GitLab to GitHub - can we, how to and pitfalls (if any)?
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218
You can transfer those (simply by adding a remote to a GitHub repo and by pushing them)
create...
Equivalent VB keyword for 'break'
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182
In both Visual Basic 6.0 and VB.NET you would use:
Exit For to break from For loop
Wend to br...
What is the difference between isinstance('aaa', basestring) and isinstance('aaa', str)?
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389
In Python versions prior to 3.0 there are two kinds of strings "plain strings" and "unicode str...