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How to define a custom ORDER BY order in mySQL
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edited Nov 4 '19 at 10:56
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python numpy machine epsilon
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193
An easier way to get the machine epsilon for a given float type is to use np.finfo():
print(n...
How to Pass Parameters to Activator.CreateInstance()
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Yes.
(T)Activator.CreateInstance(typeof(T), param1, param2);
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Why are Perl 5's function prototypes bad?
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121
Prototypes aren't bad if used correctly. The difficulty is that Perl's prototypes don't work t...
How do I test for an empty string in a Bash case statement?
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127
The case statement uses globs, not regexes, and insists on exact matches.
So the empty string...
How to find difference between two Joda-Time DateTimes in minutes
...ou the difference between two DateTime objects in milliseconds:
DateTime d1 = new DateTime();
DateTime d2 = new DateTime();
long diffInMillis = d2.getMillis() - d1.getMillis();
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