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Is there a TRY CATCH command in Bash
... writing a shell script and need to check that a terminal app has been installed. I want to use a TRY/CATCH command to do this unless there is a neater way.
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Why does (i
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can you please explain, why != is checking for the memory index of reference objects and <= is checking for the un-boxed value of Integer ??.. why there is such difference between these operator ?
– Punith Raj
Sep 14 '13 at 18:02
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Django: How to completely uninstall a Django app?
What is the procedure for completely uninstalling a Django app, complete with database removal?
5 Answers
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Will the base class constructor be automatically called?
... age of customer be 2? It seems like the base class's constructor will be called no matter what. If so, why do we need to call base at the end sometimes?
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Twig for loop for arrays with keys
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namedtuple and default values for optional keyword arguments
...lds)
>>> Node()
Node(val=None, left=None, right=None)
Order
In all versions of Python, if you set fewer default values than exist in the namedtuple, the defaults are applied to the rightmost parameters. This allows you to keep some arguments as required arguments.
>>> Node.__ne...
How do I find where an exception was thrown in C++?
I have a program that throws an uncaught exception somewhere. All I get is a report of an exception being thrown, and no information as to where it was thrown. It seems illogical for a program compiled to contain debug symbols not to notify me of where in my code an exception was generated.
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Remove a folder from git tracking
... without that option git will exit with error on the first file not in the index.
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Delete text in between HTML tags in vim?
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And the Surround plugin (vim.org/scripts/script.php?script_id=1697) is awesome when you want to do things like change the surrounding tag (cst) from a <p> to a <div>, for example.
– Kris Jenkins
Nov 21 '10 at 12:45
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Complete Working Sample of the Gmail Three-Fragment Animation Scenario?
...at I'll refer to as "the Gmail three-fragment animation" scenario. Specifically, we want to start with two fragments, like this:
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