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Java: random long number in 0
Random class has a method to generate random int in a given range. For em>x m>ample:
16 Answers
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Change m>x m> am>x m>es scale in matplotlib
...t:
import matplotlib.pyplot as plt
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plt.ticklabel_format(style='sci', am>x m>is='m>x m>', scilimits=(0,0))
This applies scientific notation (i.e. a m>x m> 10^b) to your m>x m>-am>x m>is tickmarks
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What's the syntam>x m> for mod in java
As an em>x m>ample in pseudocode:
17 Answers
17
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Scala: List[Future] to Future[List] disregarding failed futures
..., and it's not uncommon for one of those futures to fail (they are making em>x m>ternal web service requests). Instead of having to retry all of them in the event that one of them fails, I'd like to be able to get at the ones that succeeded and return those.
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`date` command on OS m>X m> doesn't have ISO 8601 `-I` option?
... Yup, awesome answer Thanks!, but this date -u +"%Y-%m-%dT%H:%MZ" em>x m>actly I was looking for.
– ChikuMiku
Jan 7 '17 at 14:55
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How to get different colored lines for different plots in a single figure?
...is by default.
E.g.:
import matplotlib.pyplot as plt
import numpy as np
m>x m> = np.arange(10)
plt.plot(m>x m>, m>x m>)
plt.plot(m>x m>, 2 * m>x m>)
plt.plot(m>x m>, 3 * m>x m>)
plt.plot(m>x m>, 4 * m>x m>)
plt.show()
And, as you may already know, you can easily add a legend:
import matplotlib.pyplot as plt
import numpy as np
m>x m> = np....
How to calculate cumulative normal distribution?
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Here's an em>x m>ample:
>>> from scipy.stats import norm
>>> norm.cdf(1.96)
0.9750021048517795
>>> norm.cdf(-1.96)
0.024997895148220435
In other words, approm>x m>imately 95% of the standard normal interval lies with...
How to play with Control.Monad.Writer in haskell?
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The package Control.Monad.Writer does not em>x m>port the data constructor Writer. I guess this was different when LYAH was written.
Using the MonadWriter typeclass in ghci
Instead, you create writers using the writer function. For em>x m>ample, in a ghci session I can do
gh...
What does -> mean in Python function definitions?
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It's a function annotation.
In more detail, Python 2.m>x m> has docstrings, which allow you to attach a metadata string to various types of object. This is amazingly handy, so Python 3 em>x m>tends the feature by allowing you to attach metadata to functions describing their parameters an...
Check if list contains any of another list
...check which is available on any Enumerable:
bool hasMatch = myStrings.Any(m>x m> => parameters.Any(y => y.source == m>x m>));
Faster performing on larger collections would be to project parameters to source and then use Intersect which internally uses a HashSet<T> so instead of O(n^2) for the f...