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Which characters are valid in CSS class names/selectors?
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61
NB: The W3C says that the use of a leading '-' or '_' should be reserved for vendor-specific CSS extensions (e.g., -moz* classes implemente...
What is the fastest way to compute sin and cos together?
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DebilskiDebilski
61.7k1111 gold badges106106 silver badges132132 bronze badges
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Flatten nested dictionaries, compressing keys
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{1: 12416037344,
2: 12544037731,
11: 5470935132935744593,
22: 4885734186131977315,
111: 3461911260025554326}
Performance:
from functools import reduce
def makeEvilDict(n):
return reduce(lambda acc,x:{x:acc}, [{i:0 for i in range(n)}]+range(n))
import timeit
def time(runnable):
t0 ...
How to determine a user's IP address in node
How can I determine the IP address of a given request from within a controller? For example (in express):
19 Answers
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Is there a CSS selector for elements containing certain text?
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Java 8: How do I work with exception throwing methods in streams?
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How do you test running time of VBA code?
Is there code in VBA I can wrap a function with that will let me know the time it took to run, so that I can compare the different running times of functions?
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