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Cannot use ref or out parameter in lambda expressions
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126
Lambdas have the appearance of changing the lifetime of variables that they capture. For insta...
How to update a menu item shown in the ActionBar?
I have an Activity that has 2 fragments. Both are ListFragments and both contribute MenuItems to the Menu. I have one MenuItem that I've set the attribute android:showAsAction to have it show as a button on the ActionBar. Which works fine.
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How do I use itertools.groupby()?
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The groupby() function takes two arguments: (1) the data to group and (2) the function to group it with.
Here, lambda x: x[0] tells groupby() to use the first item in each tuple as the grouping key.
In the above for statement, groupby returns three (key, group iterator) pairs - once for each uni...
Handling a colon in an element ID in a CSS selector [duplicate]
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answered Sep 23 '08 at 16:52
Mark CidadeMark Cidade
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javax.xml.bind.UnmarshalException: unexpected element (uri:“”, local:“Group”)
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bdoughanbdoughan
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Check if an array contains any element of another array in JavaScript
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How do I delete all untracked files from my working directory in Mercurial?
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291
Add the Mercurial Extension called purge. It is distributed by Mercurial.
This extension adds...
Get __name__ of calling function's module in Python
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123
Check out the inspect module:
inspect.stack() will return the stack information.
Inside a fun...