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Iterate over the lines of a string
I have a multi-line string defined like this:
6 Answers
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Should I instantiate instance variables on declaration or in the constructor?
Is there any advantage for either approach?
15 Answers
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How do I create a constant in Python?
... declare a variable or value as constant in Python. Just don't change it.
If you are in a class, the equivalent would be:
class Foo(object):
CONST_NAME = "Name"
if not, it is just
CONST_NAME = "Name"
But you might want to have a look at the code snippet Constants in Python by Alex Martelli.
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Fastest way to determine if an integer's square root is an integer
I'm looking for the fastest way to determine if a long value is a perfect square (i.e. its square root is another integer):
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Get list of passed arguments in Windows batch script (.bat)
I'd like to find a Windows batch counterpart to Bash's $@ that holds a list of all arguments passed into a script.
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What does the (unary) * operator do in this Ruby code?
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The * is the splat operator.
It expands an Array into a list of arguments, in this case a list of arguments to the Hash.[] method. (To be more precise, it expands any object that responds to to_ary/to_a, or to_a in Ruby 1.9.)
To illustrate, the following two statements are equal:
meth...
Cleaner way to update nested structures
Say I have got following two case class es:
7 Answers
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How do I enable C++11 in gcc?
I use gcc 4.8.1 from http://hpc.sourceforge.net on Mac OSX Mountain Lion. I am trying to compile a C++ program which uses the to_string function in <string> . I need to use the flag -std=c++11 every time:
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How can I create a UIColor from a hex string?
How can I create a UIColor from a hexadecimal string format, such as #00FF00 ?
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support FragmentPagerAdapter holds reference to old fragments
LATEST INFO:
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