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Test if a property is available on a dynamic variable
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162
I think there is no way to find out whether a dynamic variable has a certain member without tryi...
How to Resize a Bitmap in Android?
...eAsBytes.length)
profileImage.setImageBitmap(Bitmap.createScaledBitmap(b, 120, 120, false));
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Array to Hash Ruby
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a = ["item 1", "item 2", "item 3", "item 4"]
h = Hash[*a] # => { "item 1" => "item 2", "item 3" => "item 4" }
That's it. The * is called the splat operator.
One caveat per @Mike Lewis (in the comments): "Be very careful with this. Rub...
Retrieving parameters from a URL
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Python 2:
import urlparse
url = 'http://foo.appspot.com/abc?def=ghi'
parsed = urlparse.urlpar...
Display image as grayscale using matplotlib
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382
The following code will load an image from a file image.png and will display it as grayscale.
i...
Best way to require all files from a directory in ruby?
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edited Apr 27 '10 at 12:13
JasonSmith
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Determine file creation date in Java
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edited Nov 20 '14 at 14:11
answered Apr 27 '10 at 18:43
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Keyboard shortcuts are not active in Visual Studio with Resharper installed
I have Visual Studio 2012 + Resharper 7.1.1000.900 + StyleCop 4.7.44 installed.
22 Answers
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When is .then(success, fail) considered an antipattern for promises?
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218
What's the difference?
The .then() call will return a promise that will be rejected in ca...
Can I replace groups in Java regex?
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Use $n (where n is a digit) to refer to captured subsequences in replaceFirst(...). I'm assumin...