
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 - 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 …
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 ?
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 …
What is Sliding Window Algorithm? Examples? - Stack Overflow
Nov 25, 2011 · While solving a geometry problem, I came across an approach called Sliding Window Algorithm. Couldn't really find any study material/details on it. What is the algorithm …
algorithm - What is an NP-complete in computer science? - Stack …
Oct 17, 2008 · There is a very good arsdigita lecture on discrete mathematics that explains what an NP-complete problem is. The first 50 minutes are mainly on boolean algebra. So jump right …
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 - Difference and advantages between dijkstra & A star
Oct 23, 2012 · A* is just like Dijkstra, the only difference is that A* tries to look for a better path by using a heuristic function which gives priority to nodes that are supposed to be better than …
algorithm - Understanding quicksort - Stack Overflow
Sep 23, 2016 · The pivot selection The execution speed of the algorithm depends largely on how this mechanism is implemented, poor implementation can assume that the algorithm is run at …
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 …