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Difference between a Seq and a List in Scala
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418
In Java terms, Scala's Seq would be Java's List, and Scala's List would be Java's LinkedList.
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How to cancel a Task in await?
...= new CancellationTokenSource();
source.CancelAfter(TimeSpan.FromSeconds(1));
Task<int> task = Task.Run(() => slowFunc(1, 2, source.Token), source.Token);
// (A canceled task will raise an exception when awaited).
await task;
}
private int slowFunc(int a, int b, CancellationToken ...
Regular expression to match URLs in Java
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106
Try the following regex string instead. Your test was probably done in a case-sensitive manner...
NumPy array initialization (fill with identical values)
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NumPy 1.8 introduced np.full(), which is a more direct method than empty() followed by fill() for creating an array filled with a certain value:
>>> np.full((3, 5), 7)
array([[ 7., 7., 7., 7., 7.],
[ 7., 7., ...
How does IPython's magic %paste work?
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138
You can't copy to IPython directly. This are the steps:
Copy the lines you want to copy into...
How do you remove the root CA certificate that fiddler installs
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Since Fiddler 4.6.1.5 the GUI is a bit different.
Go to Tools -> Fiddler Options -> HTTPS. Then click the "Actions" button and then "Reset All Certificates"
It will popup a message that it could take a while but it's really quick. Appro...
Import pandas dataframe column as string not int
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154
Just want to reiterate this will work in pandas >= 0.9.1:
In [2]: read_csv('sample.csv', d...
How to use OpenSSL to encrypt/decrypt files?
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10 Answers
10
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Why do we need argc while there is always a null at the end of argv?
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106
Yes, argv[argc]==NULL is guaranteed. See C11 5.1.2.2.1 Program startup (my emphasis)
If t...