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Python dictionary: Get list of values for list of keys
...ist comprehension seems to be a good way to do this:
>>> [mydict[x] for x in mykeys]
[3, 1]
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Haskell: Converting Int to String
...anizations/standards strongly discourage the use of "show" because of its extreme polymorphism. A type-specific function (or, worst case, wrapper around show) would be helpful.
– Jon Watte
Mar 27 '15 at 16:34
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How can I improve my paw detection?
...e objects, so you could get the region of the data for each paw with [data[x] for x in data_slices]. Instead, we'll draw a rectangle based on these slices, which takes slightly more work.
The two animations below show your "Overlapping Paws" and "Grouped Paws" example data. This method seems to...
Argparse: Required argument 'y' if 'x' is present
...sets of options.
The simplest way to deal with this would be:
if args.prox and (args.lport is None or args.rport is None):
parser.error("--prox requires --lport and --rport.")
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What are the most interesting equivalences arising from the Curry-Howard Isomorphism?
...rly fascinated by it. It implies that for every programming concept there exists a precise analogue in formal logic, and vice versa. Here's a "basic" list of such analogies, off the top of my head:
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plot a circle with pyplot
... a circle with matplotlib.pyplot (please no pylab) taking as input center (x,y) and radius r. I tried some variants of this:
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EF LINQ include multiple and nested entities
...Chapters))
.Include(i => i.Lab)
.Single(x => x.Id == id);
Your solution fails because Include doesn't take a boolean operator
Include(i => i.Modules.Select(s => s.Chapters) && i.Lab)
^^^ ^ ...
difference between foldLeft and reduceLeft in Scala
...a special case of foldLeft (which by the way means that you sometimes can express the same thing by using either of them).
When you call reduceLeft say on a List[Int] it will literally reduce the whole list of integers into a single value, which is going to be of type Int (or a supertype of Int, he...
Unpacking array into separate variables in JavaScript
...mple problem, and I've done it before. I just can't remember how, or what exactly it was called.
7 Answers
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Arguments or parameters? [duplicate]
...ngs passed as parameters.
void foo(int bar) { ... }
foo(baz);
In this example, bar is a parameter for foo. baz is an argument passed to foo.
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