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What APIs are used to draw over other apps (like Facebook's Chat Heads)?

...wManager.removeView(chatHead); } } Don't forget to start the service somehow: startService(new Intent(context, ChatHeadService.class)); .. And add this service to your Manifest. share | impro...
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Do using statements and await keywords play nicely in c#

I have a situation where I am making an async call to a method that returns and IDisposable instance. For example: 1 An...
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How to make an HTTP request + basic auth in Swift

...ide credentials in a URLRequest instance, like this in Swift 3: let username = "user" let password = "pass" let loginString = String(format: "%@:%@", username, password) let loginData = loginString.data(using: String.Encoding.utf8)! let base64LoginString = loginData.base64EncodedString() // create...
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Bin size in Matplotlib (Histogram)

...nswer The above line works for data filled with integers only. As macrocosme points out, for floats you can use: import numpy as np plt.hist(data, bins=np.arange(min(data), max(data) + binwidth, binwidth)) share ...
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Setting the Vim background colors

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Get MD5 hash of big files in Python

... Break the file into 8192-byte chunks (or some other multiple of 128 bytes) and feed them to MD5 consecutively using update(). This takes advantage of the fact that MD5 has 128-byte digest blocks (8192 is 128×64). Since you're not reading the entire file into memory,...
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Should a RESTful 'PUT' operation return something

... The HTTP specification (RFC 2616) has a number of recommendations that are applicable. Here is my interpretation: HTTP status code 200 OK for a successful PUT of an update to an existing resource. No response body needed. (Per Section 9.6, 204 No Content is even more appropriat...
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argparse module How to add option without any argument?

... suggested use action='store_true': >>> from argparse import ArgumentParser >>> p = ArgumentParser() >>> _ = p.add_argument('-f', '--foo', action='store_true') >>> args = p.parse_args() >>> args.foo False >>> args = p.parse_args(['-f']) >>...
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How to get form field's id in Django?

... what about field name? – A.J. Mar 22 '14 at 11:09 12 ...
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Capturing touches on a subview outside the frame of its superview using hitTest:withEvent:

...e a superview EditView that takes up basically the entire application frame, and a subview MenuView which takes up only the bottom ~20%, and then MenuView contains its own subview ButtonView which actually resides outside of MenuView 's bounds (something like this: ButtonView.frame.origin....