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How to know if an object has an attribute in Python

...Exists" The disadvantage here is that attribute errors in the properties __get__ code are also caught. Otherwise, do- if hasattr(someObject, 'someProp'): #Access someProp/ set someProp pass Docs:http://docs.python.org/library/functions.html Warning: The reason for my recommendation is ...
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Difference Between Cohesion and Coupling

...alQuestion implements IStackoverflowQuestion { protected Integer vote_ = new Integer(0); protected IUserProfile user_ = null; protected IUserProfile answered_ = null; public void VoteUp(IUserProfile user) { vote_++; // code to ... add to user profile ...
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How do I merge a git tag onto a branch

... You mean this? git checkout destination_branch git merge tag_name share | improve this answer | follow | ...
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How do you share code between projects/solutions in Visual Studio?

...sproj) <Compile Include="..\MySisterProject\**\*.cs"> <Link>_Inlined\MySisterProject\%(RecursiveDir)%(Filename)%(Extension)</Link> </Compile> Put in: <Visible>false</Visible> If you want to hide the files and/or prevent the wild-card include being expa...
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Deep copy of a dict in python

...or "license" for more information. >>> import copy >>> my_dict = {'a': [1, 2, 3], 'b': [4, 5, 6]} >>> my_copy = copy.deepcopy(my_dict) >>> my_dict['a'][2] = 7 >>> my_copy['a'][2] 3 >>> ...
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NGINX to reverse proxy websockets AND enable SSL (wss://)?

...s on the release 1.3.13. Example of use: location /websocket/ { proxy_pass ​http://backend_host; proxy_http_version 1.1; proxy_set_header Upgrade $http_upgrade; proxy_set_header Connection "upgrade"; proxy_read_timeout 86400; } You can also check the nginx changelog and th...
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Interface defining a constructor signature?

...ialize<GraphicsDeviceManager>, IDrawable { GraphicsDeviceManager _graphicsDeviceManager; public Drawable(GraphicsDeviceManager graphicsDeviceManager) : base (graphicsDeviceManager) { _graphicsDeviceManager = graphicsDeviceManager; } public void Update() ...
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Proper Repository Pattern Design in PHP?

...ters, validation, whatever. class User { public $id; public $first_name; public $last_name; public $gender; public $email; public $password; } Repository Interface Before I create my user repository, I want to create my repository interface. This will define the "contract...
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Unique ways to use the Null Coalescing operator [closed]

...he function close in cache. On the other hand: en.wikipedia.org/wiki/Global_value_numbering – TinyTimZamboni Feb 17 '16 at 18:24  |  show 1 mo...
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How to get the request parameters in Symfony 2?

...ndation\Request; public function updateAction(Request $request) { // $_GET parameters $request->query->get('name'); // $_POST parameters $request->request->get('name'); share | ...