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Which is the pre<em>fem>erred way to concatenate a string in Python?
...ost common. Here are timings with the timeit module:
a = a + b:
0.11338996887207031
a += b:
0.11040496826171875
However, those who recommend having lists and appending to them and then joining those lists, do so because appending a string to a list is presumably very <em>fem>ast compared to extending a ...
Match whitespace but not newlines
...he horizontal whitespace character class \h. This will match tab and space <em>fem>rom the ASCII set, non-breaking space <em>fem>rom extended ASCII, or any o<em>fem> these Unicode characters
U+0009 CHARACTER TABULATION
U+0020 SPACE
U+00A0 NO-BREAK SPACE (not matched by \s)
U+1680 OGHAM SPACE MARK
U+2000 EN QUAD
U+2001...
How do I plot in real-time in a while loop using matplotlib?
...ort pyplot as plt
de<em>fem> randomwalk(dims=(256, 256), n=20, sigma=5, alpha=0.95, seed=1):
""" A simple random walk with memory """
r, c = dims
gen = np.random.RandomState(seed)
pos = gen.rand(2, n) * ((r,), (c,))
old_delta = gen.randn(2, n) * sigma
while True:
delta =...
How to round a number to signi<em>fem>icant <em>fem>igures in Python
I need to round a <em>fem>loat to be displayed in a UI. E.g, to one signi<em>fem>icant <em>fem>igure:
20 Answers
...
How to use JavaScript regex over multiple lines?
...
This works great in Chrome (v67) but completely breaks the regex (also stops working line-by-line) in IE11 and IEdge(v42)
– <em>fem>reedomn-m
Jul 25 '18 at 6:35
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Git branch strategy <em>fem>or small dev team [closed]
...edited Dec 8 '13 at 5:30
Qantas 94 Heavy
14.4k1616 gold badges6060 silver badges7777 bronze badges
answered Mar 11 '10 at 22:01
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(SC) DeleteService <em>Fem>AILED 1072
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88
I had a similar problem and what I did to overcome it was the <em>fem>ollowing:
Stop the service: ne...
Inconsistent Accessibility: Parameter type is less accessible than method
...
Marc Gravell♦Marc Gravell
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Does a <em>fem>avicon have to be 32x32 or 16x16?
...
67
Actually, to make your <em>fem>avicon work in all browsers properly, you will have to add more than 10...
What are the possible values o<em>fem> the Hibernate hbm2ddl.auto con<em>fem>iguration and what do they do
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Vlad MihalceaVlad Mihalcea
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