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How to watch for array changes?
In Javascript, is there a way to be notified when an array is modified using push, pop, shift or index-based assignment? I want something that would fire an event that I could handle.
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Python __str__ versus __unicode__
Is there a python convention for when you should implement __str__() versus __unicode__() . I've seen classes override __unicode__() more frequently than __str__() but it doesn't appear to be consistent. Are there specific rules when it is better to implement one versus the other? Is it ne...
Counting inversions in an array
I'm designing an algorithm to do the following: Given array A[1... n] , for every i < j , find all inversion pairs such that A[i] > A[j] . I'm using merge sort and copying array A to array B and then comparing the two arrays, but I'm having a difficult time seeing how I can use this to find...
How can I get the full object in Node.js's console.log(), rather than '[Object]'?
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What is the best way to concatenate two vectors?
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Convert DateTime to String PHP
I have already researched a lot of site on how can I convert PHP DateTime object to String. I always see "String to DateTime" and not "DateTime to String"
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Rolling median algorithm in C
...onably efficient ways to do it. The first is to sort the initial window of values, then perform a binary search to insert the new value and remove the existing one at each iteration.
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Pipe to/from the clipboard in Bash script
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