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maximum value of int
...find the maximum value of integer (accordingly to the compiler) in C/C++ like Integer.MaxValue function in java?
9 Answer...
Private and Protected Members : C++
...cted members, by friends of their derived classes.
Edit 2: Use whatever makes sense in the context of your problem. You should try to make members private whenever you can to reduce coupling and protect the implementation of the base class, but if that's not possible then use protected members. Che...
CSS: How to have position:absolute div inside a position:relative div not be cropped by an overflow:
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A trick that works is to position box #2 with position: absolute instead of position: relative. We usually put a position: relative on an outer box (here box #2) when we want an inner box (here box #3) with position: absolute to be...
git-svn not a git command?
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I am not sure that git svn has ever worked with recent Git Windows distribution (post 1.5.6).
Many problems have been reported before, so git svn may very much be not included in current msysGit releases.
Another current active "Git on Windows" development mingw...
How can I find script's directory with Python? [duplicate]
...swered Feb 19 '12 at 16:10
Czarek TomczakCzarek Tomczak
16.8k55 gold badges4343 silver badges5454 bronze badges
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Ruby Arrays: select(), collect(), and map()
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It looks like details is an array of hashes. So item inside of your block will be the whole hash. Therefore, to check the :qty key, you'd do something like the following:
details.select{ |item| item[:qty] != "" }
That will give ...
How can I selectively escape percent (%) in Python strings?
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>>> test = "have it break."
>>> selectiveEscape = "Print percent %% in sentence and not %s" % test
>>> print selectiveEscape
Print percent % in sentence and not have it break.
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How do I create an average from a Ruby array?
...ly applicable to every possible element type (obviously, an average only makes sense for things that can be averaged). But if you want to go that route, use this:
class Array
def sum
inject(0.0) { |result, el| result + el }
end
def mean
sum / size
end
end
If you haven't seen inj...
How default .equals and .hashCode will work for my classes?
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Yes, the default implementation is Object's (generally speaking; if you inherit from a class that redefined equals and/or hashCode, then you'll use that implementation instead).
From the documentation:
equals
The equals method for class Object implements the most discriminating...
Build.scala, % and %% symbols meaning
I'm new to Play! Framework 2.1 (java version) and have no experience with scala. I don't understand what are and what does % and %% mean in Build.scala. I googled about them but couldn't find their meaning.
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