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Natural Sort Order in C#
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+1 Not only is it the most concise it is the fastest I have seen. except for the accepted answer but I cannot use that one because of machine dependencies. It sorted over 4 million values in about 35 seconds.
– Gene S
Oct 4 '12 at 2...
How to use glob() to find files recursively?
...+f, filter(lambda f: fnmatch.fnmatch(f, pattern), x)), os.walk('src/webapp/test_scripts')))
– njzk2
Aug 1 '16 at 18:07
1
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Filter Java Stream to 1 and only 1 element
...s exactly one (no more, no fewer) matching element. After my code, one can test result.size() to make sure it equals 1. If it's 2, then there's more than one match, so it's an error. If the code instead did limit(1), more than one match would result in a single element, which can't be distinguished ...
Convert boolean to int in Java
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I just did a test converting 1,000,000 random Boolean values and this method was consistently faster than that based on the ternary operator. It shaved off about 10ms.
– Mapsy
Oct 24 '14 at 13:14
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Email address validation using ASP.NET MVC data type attributes
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@QuantumDynamix Try adding an empty string test to your regular expression as an option. Never tried it, but who knows?
– Peter Smith
Mar 7 '15 at 9:04
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Coalesce function for PHP?
... in most cases, cause PHP to error with an E_NOTICE. The only safe way to test the existence of a variable before using it is to use it directly in empty() or isset(). The ternary operator suggested by Kevin is the best option if you know that all the options in your coalesce are known to be initi...
Algorithm to get the excel-like column name of a number
...romNumber($num2) . $letter;
} else {
return $letter;
}
}
Tested with numbers from 0 to 10000...
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Error: Argument is not a function, got undefined
...vital importance of revision control (git or whatever) and unit/regression testing.
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Create Pandas DataFrame from a string
In order to test some functionality I would like to create a DataFrame from a string. Let's say my test data looks like:
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How can I get a list of all classes within current module in Python?
...sinstance( getattr(current_module, key), type ):
print(key)
# test.py
import foo
foo.print_classes()
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