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Get name of current script in Python
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651
You can use __file__ to get the name of the current file. When used in the main module, this i...
Why does Python use 'magic methods'?
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64
AFAIK, len is special in this respect and has historical roots.
Here's a quote from the FAQ:
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How do exceptions work (behind the scenes) in c++
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106
Instead of guessing, I decided to actually look at the generated code with a small piece of C++ ...
Is gcc's __attribute__((packed)) / #pragma pack unsafe?
...tially unsafe on some systems. The symptom probably won't show up on an x86, which just makes the problem more insidious; testing on x86 systems won't reveal the problem. (On the x86, misaligned accesses are handled in hardware; if you dereference an int* pointer that points to an odd address, it ...
C# operator overload for `+=`?
... valuetype [mscorlib]System.Decimal)
IL_0016: stloc.0
Now lets see this code:
Decimal d1 = 10M;
d1 += 10M;
Console.WriteLine(d1);
And IL-code for this:
IL_0000: nop
IL_0001: ldc.i4.s 10
IL_0003: newobj instance void [mscorlib]System.Decimal::.cto...
hasNext in Python iterators?
...next().
– Giorgio
Dec 24 '12 at 20:26
16
@Giorgio, there is no way to know whether another elemen...
Pandas selecting by label sometimes return Series, sometimes returns DataFrame
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answered Dec 4 '13 at 19:36
Dan AllanDan Allan
27.4k66 gold badges6060 silver badges6060 bronze badges
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Why prefer two's complement over sign-and-magnitude for signed numbers?
...r floats?
– Lazer
Apr 18 '10 at 17:26
6
@Lazer check this article to know how we arrived at 2s co...
How do I mock an open used in a with statement (using the Mock framework in Python)?
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answered May 24 '11 at 14:56
fuzzymanfuzzyman
7,58222 gold badges2828 silver badges3232 bronze badges
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How do I print the type or class of a variable in Swift?
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Update September 2016
Swift 3.0: Use type(of:), e.g. type(of: someThing) (since the dynamicType keyword has been removed)
Update October 2015:
I updated the examples below to the new Swift 2.0 syntax (e.g. println was replaced with print, toS...