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How to detect if a script is being sourced
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If your Bash version knows about the BASH_SOURCE array variable, try something like:
# man bash | less -p BASH_SOURCE
#[[ ${BASH_VERSINFO[0]} -le 2 ]] && echo 'No BASH_SOURCE array variable' && exit 1
[[ "${BASH_SOURCE[0]}" != "$...
How do I read from parameters.yml in a controller in symfony2?
...ohr sorry, different version of Symfony2. I've edited my answer - check it now ;)
– Vitalii Zurian
Dec 16 '12 at 16:44
2
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Running single test from unittest.TestCase via command line
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@TomSwirly Can't check now but I think you can do it by creatiing (empty) __init__.py inside that direcrory (and subdirs, if any) and calling eg. python test/testMyCase.py test.MyCase.testItIsHot.
– Alois Mahdal
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What is the simplest way to convert a Java string from all caps (words separated by underscores) to
...es they need a routine to swap the case of letters. They implement it. You now have ~20 lines to maintain. You would have ~2 if you used the library. And don't forget the unit tests! * The accepted answer has a downside in that the method name does not describe what the code does. A well reused API ...
Overloading Macro on Number of Arguments
...unctions:
int FOO4(int a, int b, int c, int d) { return a + b + c + d; }
Now you can use FOO with 2, 3 and 4 arguments:
FOO(42, 42) // will use makro function FOO2
FOO(42, 42, 42) // will use makro function FOO3
FOO(42, 42, 42, 42) // will call FOO4 function
Limitations
Only up to 63 argument...
Non-alphanumeric list order from os.listdir()
... answered Jan 27 '11 at 5:41
NowayzNowayz
1,51433 gold badges1717 silver badges3131 bronze badges
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How do I get the number of elements in a list?
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items.append("apple")
items.append("orange")
items.append("banana")
And now:
len(items)
returns 3.
Explanation
Everything in Python is an object, including lists. All objects have a header of some sort in the C implementation.
Lists and other similar builtin objects with a "size" in Python...
How to read/process command line arguments?
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at this point (12/2011), argparse is now considered a better option than optparse, correct?
– oob
Dec 20 '11 at 21:48
55
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test if event handler is bound to an element in jQuery [duplicate]
...ution but seems effective enough! The second time you ‘click’ you can know with certainty that it will not create a duplicate binding.
I therefore use die() or unbind() like this:
$("#someid").die("click").live("click",function(){...
or
$("#someid").unbind("click").bind("click",function(){....
What is the definition of “interface” in object oriented programming
...you are projecting your expected semantics into an interface. For all you know, the TV could just explode when you plug it in. However, based on its "interface" you can assume that it won't make any coffee since it doesn't have a water intake.
In object oriented programming, an interface generally...