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Finding duplicates in O(n) time and O(1) space
Input: Given an array of n elements which contains elements from 0 to n-1, with any of these numbers appearing any number of times.
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How do I put two increment statements in a C++ 'for' loop?
I would like to increment two variables in a for -loop condition instead of one.
8 Answers
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Difference between pre-increment and post-increment in a loop?
Is there a difference in ++i and i++ in a for loop? Is it simply a syntax thing?
22 Answers
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HTML for the Pause symbol in audio and video control
I'm trying to find the Unicode symbol to make a button display the Unicode pause symbol. I was able to find that the Unicode play symbol is &#9658 but I'm looking for the equivalent of the Unicode pause symbol.
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Post-increment and pre-increment within a 'for' loop produce same output [duplicate]
The following for loops produce identical results even though one uses post increment and the other pre-increment.
12 Answe...
PHP best way to MD5 multi-dimensional array?
What is the best way to generate an MD5 (or any other hash) of a multi-dimensional array?
13 Answers
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Should one use < or
If you had to iterate through a loop 7 times, would you use:
39 Answers
39
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How do you calculate the average of a set of circular data? [closed]
I want to calculate the average of a set of circular data. For example, I might have several samples from the reading of a compass. The problem of course is how to deal with the wraparound. The same algorithm might be useful for a clockface.
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Permutations in JavaScript?
I'm trying to write a function that does the following:
35 Answers
35
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How do I iterate over a range of numbers defined by variables in Bash?
How do I iterate over a range of numbers in Bash when the range is given by a variable?
20 Answers
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