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What are the differences between segment trees, interval trees, binary indexed trees and range trees
...re differences between segment trees, interval trees, binary indexed trees and range trees in terms of:
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How to get all possible combinations of a list’s elements?
I have a list with 15 numbers in, and I need to write some code that produces all 32,768 combinations of those numbers.
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Get exit code of a background process
I have a command CMD called from my main bourne shell script that takes forever.
12 Answers
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Numpy: find first index of value fast
... not interested in the following answers because they scan the whole array and don't stop when they find the first occurrence:
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Why is === faster than == in PHP?
...nverts, the data type temporarily to see if it’s equal to the other operand, whereas === (the identity operator) doesn’t need to do any converting whatsoever and thus less work is done, which makes it faster.
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Difference between fold and reduce?
...ing to learn F# but got confused when trying to distinguish between fold and reduce . Fold seems to do the same thing but takes an extra parameter. Is there a legitimate reason for these two functions to exist or they are there to accommodate people with different backgrounds? (E.g.: String and...
Isn't it silly that a tiny favicon requires yet another HTTP request? How can I put the favicon into
...asked, because until fairly recently, most browsers have not been able to handle favicons in .svg format.
That's not the case anymore.
See: https://caniuse.com/#feat=link-icon-svg
1) Choose SVG as the Favicon format
Right now, in June 2020, these browsers can handle SVG Favicons:
Chrome
Firefox
Ed...
GitHub: How to make a fork of public repository private?
...ers are correct but don't mention how to sync code between the public repo and the fork.
Here is the full workflow (we've done this before open sourcing React Native):
First, duplicate the repo as others said (details here):
Create a new repo (let's call it private-repo) via the Github UI. Then...
How do MySQL indexes work?
...at's where the name came from):
Let's say you have a book about databases and you want to find some information about, say, storage. Without an index (assuming no other aid, such as a table of contents) you'd have to go through the pages one by one, until you found the topic (that's a full table s...
How to read/write from/to file using Go?
...en trying to learn Go on my own, but I've been stumped on trying read from and write to ordinary files.
8 Answers
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