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Using numpy to build an array of all combinations of two arrays
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The following numpy implementation should be approx. 2x the speed of the given answer:
def cartesian2(arrays):
arrays = [np.asarray(a) for a in arrays]
shape = (len(x) for x in arrays)
ix = np.indices(shape, dtype=int)
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How to check if AlarmManager already has an alarm set?
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Following up on the comment ron posted, here is the detailed solution. Let's say you have registered a repeating alarm with a pending intent like this:
Intent intent = new Intent("com.my.package.MY_UNIQUE_ACTION");
PendingIntent...
ASP.NET: HTTP Error 500.19 – Internal Server Error 0x8007000d
...ound several issues related to HTTP Error 500.19 . My machine is running Windows 7 while the working development is using Windows 8 . We're developing our Web Application using Visual Studio 2010 .
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How to call an async method from a getter or setter?
...e get method, due to my decoupled architecture. So I came up with the following implementation.
Usage: Title is in a ViewModel or an object you could statically declare as a page resource. Bind to it and the value will get populated without blocking the UI, when getTitle() returns.
string _Title;
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Why do browsers match CSS selectors from right to left?
... if that requires a bit of extra work in the cases that do match you still win due to all the work you save in the cases that don't match.
If you start by just matching the rightmost part of the selector against your element, then chances are it won't match and you're done. If it does match, you h...
How do I add an existing directory tree to a project in Visual Studio?
... This does not work in my installation of VS 2010 on Vista Ultimate 64 bit.
– John Melville
Apr 6 '11 at 3:14
13
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How to write a multidimensional array to a text file?
...still being easily read back in with numpy.loadtxt. Therefore, we can be a bit more verbose, and differentiate the slices using commented out lines. By default, numpy.loadtxt will ignore any lines that start with # (or whichever character is specified by the comments kwarg). (This looks more verbos...
Why does Clojure have “keywords” in addition to “symbols”?
... Is that it? Typing : rather than ' doesn't seem like a big win, especially since : is an extra keypress on most keyboards.
– Laurence Gonsalves
Oct 6 '09 at 19:29
1...
setup.py examples?
... especially beneficial, if your project contains binary extensions.
Use twine for uploading distributions to PyPI.
This anwser has aged, and indeed there is a rescue plan for python packaging world called
wheels way
I qoute pythonwheels.com here:
What are wheels?
Wheels are the n...
Best way to serialize an NSData into a hexadeximal string
...:) You are right on the lengthy, I was just trying to hit everywhere I can win microseconds! It divide the loop iterations by 2. But I admit it lacks elegance. Bye
– Moose
Nov 15 '17 at 19:10
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