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Script parameters in Bash
I'm trying to make a shell script which should be used like this:
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Modifying a query string without reloading the page
I am creating a photo gallery, and would like to be able to change the query string and title when the photos are browsed.
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How do MySQL indexes work?
I am really interested in how MySQL indexes work, more specifically, how can they return the data requested without scanning the entire table?
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What do single quotes do in C++ when used on multiple characters?
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Why are arrays covariant but generics are invariant?
From Effective Java by Joshua Bloch,
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What does “#define _GNU_SOURCE” imply?
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When I catch an exception, how do I get the type, file, and line number?
Catching an exception that would print like this:
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What's the difference between == and .equals in Scala?
What is the difference between == and .equals() in Scala, and when to use which?
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In C#, how do I calculate someone's age based on a DateTime type birthday?
A given DateTime Type represents a person's birthday.
How could I calculate his / her age in years?
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Difference between numpy.array shape (R, 1) and (R,)
... of the operations return in shape (R, 1) but some return (R,) . This will make matrix multiplication more tedious since explicit reshape is required. For example, given a matrix M , if we want to do numpy.dot(M[:,0], numpy.ones((1, R))) where R is the number of rows (of course, the same i...