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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...
When is “i += x” different from “i = i + x” in Python?
I was told that += can have different effects than the standard notation of i = i + . Is there a case in which i += 1 would be different from i = i + 1 ?
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Why are variables “i” and “j” used for counters?
I know this might seem like an absolutely silly question to ask, yet I am too curious not to ask...
23 Answers
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setTimeout in for-loop does not print consecutive values [duplicate]
I have this script:
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Asynchronous Process inside a javascript for loop [duplicate]
I am running an event loop of the following form:
6 Answers
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Javascript infamous Loop issue? [duplicate]
I've got the following code snippet.
5 Answers
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Fastest way to check if string contains only digits
I know a few ways how to check this.
regex, int.parse , tryparse ,looping.
18 Answers
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What is the best way to get all the divisors of a number?
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How to access remote server with local phpMyAdmin client?
Assuming there is a remote server and I have phpMyAdmin client installed localy on my computer. How can I access this server and manage it via phpMyAdmin client? Is that possible?
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How do lexical closures work?
While I was investigating a problem I had with lexical closures in Javascript code, I came along this problem in Python:
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