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Difference between map and collect in Ruby?
...and got patchy / contradictory opinions - is there actually any difference between doing a map and doing a collect on an array in Ruby/Rails?
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How can I push a specific commit to a remote, and not previous commits?
I have made several commits on different files, but so far I would like to push to my remote repository only a specific commit.
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Why do we usually use || over |? What is the difference?
I'm just wondering why we usually use logical OR || between two booleans not bitwise OR | , though they are both working well.
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Realistic usage of the C99 'restrict' keyword?
I was browsing through some documentation and questions/answers and saw it mentioned. I read a brief description, stating that it would be basically a promise from the programmer that the pointer won't be used to point somewhere else.
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Why is '+' not understood by Python sets?
...or symmetric set difference (i.e., it will return a new set with only the objects that appear in one set but do not appear in both sets).
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Best implementation for hashCode method for a collection
How do we decide on the best implementation of hashCode() method for a collection (assuming that equals method has been overridden correctly) ?
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Suppress warning CS1998: This async method lacks 'await'
...terface does not have anything to await, and some might just throw. It's a bit annoying with all the warnings.
14 Answers
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Understanding Node.js modules: multiple requires return the same object?
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If both app.js and b.js reside in the same project (and in the same directory) then both of them will receive the same instance of A. From the node.js documentation:
... every call to require('foo') will get exactly the same...
Convert string to binary in python
I am in need of a way to get the binary representation of a string in python. e.g.
8 Answers
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What is “vectorization”?
Several times now, I've encountered this term in matlab, fortran ... some other ... but I've never found an explanation what does it mean, and what it does? So I'm asking here, what is vectorization, and what does it mean for example, that "a loop is vectorized" ?
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