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How to create multidimensional array

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Why is my program slow when looping over exactly 8192 elements?

...ue from the following related questions: Why is transposing a matrix of 512x512 much slower than transposing a matrix of 513x513? Matrix multiplication: Small difference in matrix size, large difference in timings But that's only because there's one other problem with the code. Starting from th...
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What is “2's Complement”?

...positive integers, start counting up, with a maximum of 2(number of bits - 1)-1. for negative integers, do exactly the same thing, but switch the role of 0's and 1's (so instead of starting with 0000, start with 1111 - that's the "complement" part). Let's try it with a mini-byte of 4 bits (we'll ca...
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How can we match a^n b^n with Java regex?

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Getting random numbers in Java [duplicate]

I would like to get a random value between 1 to 50 in Java. 2 Answers 2 ...
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Given an array of numbers, return array of products of all other numbers (no division)

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How do I get java logging output to appear on a single line?

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Difference in months between two dates

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Regular expression for matching latitude/longitude coordinates?

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How to convert 2D float numpy array to 2D int numpy array?

... 418 Use the astype method. >>> x = np.array([[1.0, 2.3], [1.3, 2.9]]) >>> x arra...