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Why does the order of the loops affect performance when iterating over a 2D array?
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You have a 2-dimensional array, but memory in the computer is inherently 1-dimensional. So while you imagine your array like this:
0,0 | 0,1 | 0,2 | 0,3
----+-----+-----+----
1,0 | 1,1 | 1,2 | 1,3
----+-----+-----+----
2,0 | 2,1 | 2,2 | 2,3
Your computer stores it in memory as a single line:
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Xcode - How to fix 'NSUnknownKeyException', reason: … this class is not key value coding-compliant f
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How to automatically generate a stacktrace when my program crashes
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For Linux and I believe Mac OS X, if you're using gcc, or any compiler that uses glibc, you can ...
Make Vim show ALL white spaces as a character
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edited Apr 7 '18 at 9:21
Liron Cohen
3333 bronze badges
answered Nov 4 '09 at 18:30
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How can one close HTML tags in Vim quickly?
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List of standard lengths for database fields
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Typedef function pointer?
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return u*v;
}
t_somefunc afunc = &product;
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int x2 = (*afunc)(123, 456); // call product() to calculate 123*456
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Getting “type or namespace name could not be found” but everything seems ok?
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