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unique object identifier in javascript
...in javascript, so I can see if they are the same. I don't want to use equality operators, I need something like the id() function in python.
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Python constructors and __init__
...ion overloading in Python, meaning that you can't have multiple functions with the same name but different arguments.
In your code example, you're not overloading __init__(). What happens is that the second definition rebinds the name __init__ to the new method, rendering the first method inaccessi...
How to access outer class from an inner class?
I have a situation like so...
11 Answers
11
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Why is “if not someobj:” better than “if someobj == None:” in Python?
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In the first test, Python try to convert the object to a bool value if it is not already one. Roughly, we are asking the object : are you meaningful or not ? This is done using the following algorithm :
If the object has a __nonzero__ special method (as do numeric built-ins, int and float), it...
Get the full URL in PHP
...' ? "https" : "http") . "://$_SERVER[HTTP_HOST]$_SERVER[REQUEST_URI]";
Editor's note: using this code has security implications. The client can set HTTP_HOST and REQUEST_URI to any arbitrary value it wants.
share
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Header files for x86 SIMD intrinsics
...or the different x86 SIMD instruction set extensions (MMX, SSE, AVX, ...)? It seems impossible to find such a list online. Correct me if I'm wrong.
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How to mock an import
Module A includes import B at its top. However under test conditions I'd like to mock B in A (mock A.B ) and completely refrain from importing B .
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What exactly does += do in python?
I need to know what += does in python. It's that simple. I also would appreciate links to definitions of other short hand tools in python.
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print call stack in C or C++
... notes section in backtrace(3):
The symbol names may be unavailable
without the use of special linker
options.
For systems using the GNU linker, it is necessary to use the
-rdynamic linker
option. Note that names of "static" functions are not exposed,
and won't be
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Set Django IntegerField by choices=… name
When you have a model field with a choices option you tend to have some magic values associated with human readable names. Is there in Django a convenient way to set these fields by the human readable name instead of the value?
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