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How to crop circular area from bitmap in Android

I have a bitmap and I want to crop a circular region from this bitmap. All pixels outside the circle should be transparent. How can I do this? ...
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What is the most “pythonic” way to iterate over a list in chunks?

... Finally got a chance to play around with this in a python session. For those who are as confused as I was, this is feeding the same iterator to izip_longest multiple times, causing it to consume successive values of the same seq...
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ActiveModel::ForbiddenAttributesError when creating new user

...mit(:what, :ever) end Update: Here's a continuation project for CanCan called CanCanCan, which looks promising: CanCanCan share | improve this answer | follow ...
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How do I do base64 encoding on iOS?

... A really, really fast implementation which was ported (and modified/improved) from the PHP Core library into native Objective-C code is available in the QSStrings Class from the QSUtilities Library. I did a quick benchmark: a 5....
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Generating random numbers in Objective-C

...te the S-Boxes via arc4random_addrandom(). There is no need to call arc4random_stir() before using arc4random(), since arc4random() automatically initializes itself. EXAMPLES The following produces a drop-in replacement for the traditional rand() and random() functions using ...
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Doing something before program exit

...t this works great for normal termination of the script, but it won't get called in all cases (e.g. fatal internal errors). share | improve this answer | follow ...
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How can I add an ampersand for a value in a ASP.net/C# app config file value

... Well... that's pretty disappointing. I mean, that the ConfigurationManager does not automatically unescape these &xyl; characters when getting them from the config file. – Efrain Oct 27 '17 at 12:16 ...
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window.close and self.close do not close the window in Chrome

...ec for window.close(): The close() method on Window objects should, if all the following conditions are met, close the browsing context A: The corresponding browsing context A is script-closable. The browsing context of the incumbent script is familiar with the browsing context A. Th...
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Enabling auto layout in iOS 6 while remaining backwards compatible with iOS 5

...ve of your .app file. Does having two targets make that process harder at all? Thanks. – Crystal May 16 '13 at 2:55 add a comment  |  ...
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UILabel sizeToFit doesn't work with autolayout ios6

How am I supposed to configure programmatically (and in which method) a UILabel whose height depends on its text? I've been trying to set it up using a combination of Storyboard and code, but to no avail. Everyone recommends sizeToFit while setting lineBreakMode and numberOfLines . However, ...