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Why must we define both == and != in C#?
... behavior, I can only firmly say that it is in the standard (EMCA-334 17.9.2)2. The standard does not specify why. I believe this is due to the fact that C# borrows much behavior from C++. See below for more on this.
When you override != and ==, you do not have to return bool.
This is another...
How do I get java logging output to appear on a single line?
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82
As of Java 7, java.util.logging.SimpleFormatter supports getting its format from a system proper...
CFBundleVersion in the Info.plist Upload Error
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210
There's at least 1 known bug in Apple's upload server that they've not fixed for more than 12 ...
How to make a chain of function decorators?
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2951
Check out the documentation to see how decorators work. Here is what you asked for:
from fun...
How do I interpret precision and scale of a number in a database?
I have the following column specified in a database: decimal(5,2)
3 Answers
3
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Why do we need tuples in Python (or any immutable data type)?
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124
immutable objects can allow substantial optimization; this is presumably why strings are also ...
Fast way to get image dimensions (not filesize)
...more the better. I emphasize fast because my images are quite big (up to 250 MB) and it takes soooo long to get the size with ImageMagick's identify because it obviously reads the images as a whole first.
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Generate a heatmap in MatPlotLib using a scatter data set
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12 Answers
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What do (lambda) function closures capture?
...e a new scope each time you create the lambda:
>>> adders = [0,1,2,3]
>>> for i in [0,1,2,3]:
... adders[i] = (lambda b: lambda a: b + a)(i)
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>>> adders[1](3)
4
>>> adders[2](3)
5
The scope here is created using a new function (a lambda, for brevity...