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Why do enum permissions often have 0, 1, 2, 4 values?

Why are people always using enum values like 0, 1, 2, 4, 8 and not 0, 1, 2, 3, 4 ? 7 Answers ...
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How to remove all rows in a numpy.ndarray that contain non-numeric values

... >>> a = np.array([[1,2,3], [4,5,np.nan], [7,8,9]]) array([[ 1., 2., 3.], [ 4., 5., nan], [ 7., 8., 9.]]) >>> a[~np.isnan(a).any(axis=1)] array([[ 1., 2., 3.], [ 7., 8., 9.]]) and reassign this to a. Ex...
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Properties order in Margin

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Default function arguments in Rust

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How can I convert this foreach code to Parallel.ForEach?

...nse. Having said that, it's still a poor answer – aw04 Sep 9 '16 at 14:29 add a comment  |  ...
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How to convert list of key-value tuples into dictionary?

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PostgreSQL: insert from another table

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Python string.join(list) on object array rather than string array

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Is a Python dictionary an example of a hash table?

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How to merge 2 List and removing duplicate values from it in C#

... answered Oct 27 '10 at 8:40 Adriaan StanderAdriaan Stander 146k2626 gold badges261261 silver badges272272 bronze badges ...