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“f” after number
What does the f after the numbers indicate? Is this from C or Objective-C? Is there any difference in not adding this to a constant number?
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Calculate business days
...dding "business days" in PHP. For example, Friday 12/5 + 3 business days = Wednesday 12/10.
36 Answers
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How to iterate through two lists in parallel?
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Python 3
for f, b in zip(foo, bar):
print(f, b)
zip stops when the shorter of foo or bar stops.
In Python 3, zip
returns an iterator of tuples, like itertools.izip in Python2. To get a list
of tuples, use list(zip(foo, bar)). ...
Why are my JavaScript function names clashing?
I wrote the following script just to see what happens when a variable and a function that has a function assigned to it have their names clash:
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Haskell composition (.) vs F#'s pipe forward operator (|>)
In F#, use of the the pipe-forward operator, |> , is pretty common. However, in Haskell I've only ever seen function composition, (.) , being used. I understand that they are related , but is there a language reason that pipe-forward isn't used in Haskell or is it something else?
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What are file descriptors, explained in simple terms?
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12 Answers
12
Active
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Reduce, fold or scan (Left/Right)?
When should I use reduceLeft , reduceRight , foldLeft , foldRight , scanLeft or scanRight ?
3 Answers
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What's the Hi/Lo algorithm?
What's the Hi/Lo algorithm?
5 Answers
5
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Using OR in SQLAlchemy
I've looked through the docs and I cant seem to find out how to do an OR query in SQLAlchemy. I just want to do this query.
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Computational complexity of Fibonacci Sequence
I understand Big-O notation, but I don't know how to calculate it for many functions. In particular, I've been trying to figure out the computational complexity of the naive version of the Fibonacci sequence:
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