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How to Set Opacity (Alpha) for View in Android

...ton (or any other view) in your xml: android:color="#66FF0000" // Partially transparent red In the above example, the color would be a partially transparent red. When defining the color of a view, the format can be either #RRGGBB or #AARRGGBB, where AA is the hex alpha value. FF would be full...
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Ruby class instance variable vs. class variable

...n store something common to that class without having sub-classes automatically also get them (and vice-versa). With class variables, you have the convenience of not having to write self.class from an instance object, and (when desirable) you also get automatic sharing throughout the class hierarchy...
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Does Python SciPy need BLAS?

... The SciPy webpage used to provide build and installation instructions, but the instructions there now rely on OS binary distributions. To build SciPy (and NumPy) on operating systems without precompiled packages of the required libraries, you must build and then statically...
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Run task only if host does not belong to a group

...ut-other-hosts-with-magic-variables : group_names is a list (array) of all the groups the current host is in. share | improve this answer | follow | ...
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Android: Last line of textview cut off

...extView followed by a Spinner next to it. This LinearLayout is dynamically inflated multiple times in a fixed vertical LinearLayout contained within a RelativeLayout . ...
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Fast stable sorting algorithm implementation in javascript

...g from a non-stable sort function. Before sorting you get the position of all the elements. In your sort condition, if both elements are equal, then you sort by the position. Tada! You've got a stable sort. I've written an article about it on my blog if you want to know more about this technique ...
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Is it possible for a computer to “learn” a regular expression by user-provided examples?

...at most modern "regular expressions" used in programming languages are actually stronger than regular languages, and therefore sometimes harder to learn. share | improve this answer | ...
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Operator precedence with Javascript Ternary operator

...it also leaves a blank space at the beginning of the string if it was initially empty. I believe the point of the ternary operation is to produce a clean-looking string. – JMTyler Jun 21 '11 at 22:15 ...
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Any way to Invoke a private method?

... when I've done this in the past, I've also called method.setAccessible(false) after calling the method, but I have no idea if this is necessary or not. – shsteimer May 19 '09 at 1:53 ...
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Library not loaded: libmysqlclient.16.dylib error when trying to run 'rails server' on OS X 10.6 wit

...and that I used to make it work for me. This way you don't need to use install_name_tool every time you update your mysql sudo ln -s /usr/local/mysql/lib/libmysqlclient.18.dylib /usr/lib/libmysqlclient.18.dylib share ...