How does a 'diff' algorithm work, e.g. in VCDIFF and DiffMerge?
Here is a page that includes a bit of documentation, full source code, and examples of a diff algorithm using the techniques in the aforementioned algorithm. The source code appears to …
algorithm - Finding all possible combinations of numbers to reach …
Jan 8, 2011 · How would you go about testing all possible combinations of additions from a given set N of numbers so they add up to a given final number? A brief example: Set of numbers to …
algorithm - Calculate distance between two latitude-longitude …
Aug 26, 2008 · How do I calculate the distance between two points specified by latitude and longitude? For clarification, I'd like the distance in kilometers; the points use the WGS84 …
Big O, how do you calculate/approximate it? - Stack Overflow
Most people with a degree in CS will certainly know what Big O stands for. It helps us to measure how well an algorithm scales. But I'm curious, how do you calculate or approximate the …
algorithm - Most efficient way to calculate Levenshtein distance ...
The wikipedia entry on Levenshtein distance has useful suggestions for optimizing the computation -- the most applicable one in your case is that if you can put a bound k on the …
how to calculate binary search complexity - Stack Overflow
Nov 18, 2011 · 5 The time complexity of the binary search algorithm belongs to the O (log n) class. This is called big O notation. The way you should interpret this is that the asymptotic …
algorithm - What does O (log n) mean exactly? - Stack Overflow
Feb 22, 2010 · A common algorithm with O (log n) time complexity is Binary Search whose recursive relation is T (n/2) + O (1) i.e. at every subsequent level of the tree you divide …
algorithm - How do RSA tokens work? - Stack Overflow
Dec 1, 2011 · I would like to understand how RSA tokens (SecurID) work, what is the algorithm used there, is it the same algorithm as the regular RSA encryption/decryption ?
Newest 'algorithm' Questions - Stack Overflow
1answer 204views Fast algorithm to find the union of many integer vectors [closed] I need to find the union of many (about 1M) 64-bit integer vectors, each has about 10K integers. There are …
algorithm - Difference between Big-O and Little-O Notation
Sep 1, 2009 · Algorithm A can't tell the difference between two similar inputs instances where only x 's value changes. If x is the minimum in one of these instances and not in the other, then A …