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Find kth smallest element in a binary search tree in Optimum way
I need to find the kth smallest element in the binary search tree without using any static/global variable. How to achieve it efficiently?
The solution that I have in my mind is doing the operation in O(n), the worst case since I am planning to do an inorder traversal of the entire tree. But deep do...
JavaScript: Object Rename Key
Is there a clever (i.e. optimized) way to rename a key in a javascript object?
23 Answers
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How do I detect whether a Python variable is a function?
I have a variable, x , and I want to know whether it is pointing to a function or not.
25 Answers
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Find intersection of two nested lists?
I know how to get an intersection of two flat lists:
20 Answers
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Re-doing a reverted merge in Git
I have run into a bit of a problem here: I had a problem-specific branch 28s in Git, that I merged in the general develop branch. Turns out I had done it too fast, so I used git-revert to undo the merge. Now, however, the time has come to merge 28s into develop , but git-merge command sees th...
Get records with max value for each group of grouped SQL results
How do you get the rows that contain the max value for each grouped set?
17 Answers
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from list of integers, get number closest to a given value
Given a list of integers, I want to find which number is the closest to a number I give in input:
8 Answers
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FTP/SFTP access to an Amazon S3 Bucket [closed]
Is there a way to connect to an Amazon S3 bucket with FTP or SFTP rather than the built-in Amazon file transfer interface in the AWS console? Seems odd that this isn't a readily available option.
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Count number of occurrences of a pattern in a file (even on same line)
When searching for number of occurrences of a string in a file, I generally use:
5 Answers
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How do you validate a URL with a regular expression in Python?
...m building an app on Google App Engine. I'm incredibly new to Python and have been beating my head against the following problem for the past 3 days.
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