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How to clear the interpreter console?

Like most Python developers, I typically keep a console window open with the Python interpreter running to test commands, dir() stuff, help() stuff , etc. ...
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Fragment is not being replaced but put on top of the previous one

...oing two things wrong here: You cannot replace a fragment that is statically placed in an xml layout file. You should create a container (e.g. a FrameLayout) in the layout and then add the fragment programatically using FragmentTransaction. FragmentTransaction.replace expects the id of the conta...
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jQuery Event Keypress: Which key was pressed?

... Well, we launched a new version with Windows app too.. check out snippets.me – Vladimir Prudnikov Jul 9 '12 at 12:59 2 ...
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What optimizations can GHC be expected to perform reliably?

...has a lot of optimizations that it can perform, but I don't know what they all are, nor how likely they are to be performed and under what circumstances. ...
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How can I send an email by Java application using GMail, Yahoo, or Hotmail?

Is it possible to send an email from my Java application using a GMail account? I have configured my company mail server with Java app to send email, but that's not going to cut it when I distribute the application. Answers with any of using Hotmail, Yahoo or GMail are acceptable. ...
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performSelector may cause a leak because its selector is unknown

...for the C function pointer for the method corresponding to the controller. All NSObjects respond to methodForSelector:, but you can also use class_getMethodImplementation in the Objective-C runtime (useful if you only have a protocol reference, like id<SomeProto>). These function pointers are ...
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How do I filter query objects by date range in Django?

...year='2011', date__month='01') Edit As Bernhard Vallant said, if you want a queryset which excludes the specified range ends you should consider his solution, which utilizes gt/lt (greater-than/less-than). ...
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What to put in a python module docstring? [closed]

...ngs; the module's own docstring should describe them very summarily (if at all) and rather concentrate on a concise summary of what the module as a whole can do for you, ideally with some doctested examples (just like functions and classes ideally should have doctested examples in their docstrings)....
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GCC dump preprocessor defines

...nstead of the normal output, generate a list of `#define' directives for all the macros defined during the execution of the preprocessor, including predefined macros. This gives you a way of finding out what is predefined in your version of the preprocessor. Assuming you have no file...
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Socket File “/var/pgsql_socket/.s.PGSQL.5432” Missing In Mountain Lion (OS X Server)

...ing the same problem with PostgreSQL that I did last year when I first installed Lion Server. 20 Answers ...