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iPhone UITextField - Change placeholder text color
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Fastest way to check if a value exists in a list
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How do I convert a String object into a Hash object?
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ValueError: setting an array element with a sequence
...t isn't shaped like a multi-dimensional array. For example
numpy.array([[1,2], [2, 3, 4]])
or
numpy.array([[1,2], [2, [3, 4]]])
will yield this error message, because the shape of the input list isn't a (generalised) "box" that can be turned into a multidimensional array. So probably UnFilte...
What's the difference between lists and tuples?
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Apart from tuples being immutable there is also a semantic distinction that should guide thei...
Android selector & text color
I want a simple TextView to behave the way simple_list_item_1 in a ListView does. Here's the XML:
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Android: Test Push Notification online (Google Cloud Messaging) [closed]
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Found a very easy way to do this.
Open http://phpfiddle.org/
Paste following php script in b...
Shortest distance between a point and a line segment
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Tracking CPU and Memory usage per process
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