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In Python, how do I index a list with another list?

...ng, either by integer, slice or index-list: class Flexlist(list): def __getitem__(self, keys): if isinstance(keys, (int, slice)): return list.__getitem__(self, keys) return [self[k] for k in keys] Which, for your example, you would use as: L = Flexlist(['a', 'b', 'c', 'd', 'e...
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What is the python keyword “with” used for? [duplicate]

...t in an object that supports the context management protocol (that is, has __enter__() and __exit__() methods). Update fixed VB callout per Scott Wisniewski's comment. I was indeed confusing with with using. share ...
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ImportError: No module named apiclient.discovery

... You should be able to get these dependencies with this simple install: sudo pip install --upgrade google-api-python-client This is described on the quick start page for python. share | i...
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Get original URL referer with PHP?

I am using $_SERVER['HTTP_REFERER']; to get the referer Url. It works as expected until the user clicks another page and the referer changes to the last page. ...
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How to check if an element is in an array

...ins function has been made into a pair of extension method on Array, which allow you to do either of: let a = [ 1, 2, 3, 4 ] a.contains(2) // => true, only usable if Element : Equatable a.contains { $0 < 1 } // => false ...
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C++ Dynamic Shared Library on Linux

...were for a plugin system, you would use MyClass as a base class and define all the required functions virtual. The plugin author would then derive from MyClass, override the virtuals and implement create_object and destroy_object. Your main application would not need to be changed in any way. ...
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Converting integer to string in Python

... string is done with the builtin str() function, which basically calls the __str__() method of its parameter. share | improve this answer | follow | ...
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Cross-Domain Cookies

...erver side you need to have the following headers: header("Access-Control-Allow-Origin: http://origin.domain:port"); header("Access-Control-Allow-Credentials: true"); header("Access-Control-Allow-Methods: GET, POST"); header("Access-Control-Allow-Headers: Content-Type, *"); Within the PHP-file yo...
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How do you run a Python script as a service in Windows?

...mport socket class AppServerSvc (win32serviceutil.ServiceFramework): _svc_name_ = "TestService" _svc_display_name_ = "Test Service" def __init__(self,args): win32serviceutil.ServiceFramework.__init__(self,args) self.hWaitStop = win32event.CreateEvent(None,0,0,None) ...
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Initializing a list to a known number of elements in Python [duplicate]

...st thing that comes to mind for me is: verts = [None]*1000 But do you really need to preinitialize it? share | improve this answer | follow | ...