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Detecting Unsaved Changes
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edited Apr 6 '14 at 20:25
Dave Jarvis
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Efficient evaluation of a function at every cell of a NumPy array
... it:
import numpy as np
def f(x):
return x * x + 3 * x - 2 if x > 0 else x * 5 + 8
f = np.vectorize(f) # or use a different name if you want to keep the original f
result_array = f(A) # if A is your Numpy array
It's probably better to specify an explicit output type directly when vect...
Xcode Project vs. Xcode Workspace - Differences
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Stoyan
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answered Feb 8 '14 at 10:37
hagihagi
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C: What is the difference between ++i and i++?
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edited Feb 28 at 10:40
johannchopin
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answ...
What are the best practices for catching and re-throwing exceptions?
...$e) {
throw new Exception("Could not perform copy operation.", 0, $e);
}
}
}
This case is similar to the above (and the example probably not the best one could come up with), but it illustrates the point of providing more context: if an exception is thrown, it tells us that...
Bower: ENOGIT Git is not installed or not in the PATH
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answered Apr 20 '14 at 6:13
Eyad FarraEyad Farra
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Attach a file from MemoryStream to a MailMessage in C#
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106
Here is the sample code.
System.IO.MemoryStream ms = new System.IO.MemoryStream();
System.IO.S...
JavaScript OR (||) variable assignment explanation
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edited Feb 5 '12 at 20:43
Lightness Races in Orbit
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How can I test https connections with Django as easily as I can non-https connections using 'runserv
...unication. For this we turn to openssl.
Create the key:
openssl genrsa 1024 > stunnel.key
Create the certificate that uses this key (this will ask you a bunch of information that will be included in the certficate - just answer with whatever feels good to you):
openssl req -new -x509 -nodes...
How Python web frameworks, WSGI and CGI fit together
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+250
How WSGI, CGI, and the frameworks are all connected?
Apache listens on port 80. It gets an HTTP request. It parses the request to f...