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Check if OneToOneField is None in Django

...elect_related() now or in the future -- or maybe even to be sure you also handle other sorts of magic which may happen elsewhere -- you have to extend the test as follows: if hasattr(object, 'onetoonerevrelattr') and object.onetoonerevrelattr != None – class stacker ...
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Installing Bower on Ubuntu

...nstructions on the Bower home page, after doing sudo apt-get install npm and sudo npm install -g bower I get the following after issuing bower on the command line: ...
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Program does not contain a static 'Main' method suitable for an entry point

...ad copied all file from an old project to a new Windows Store App project, and the Build Action was set to Page instead of ApplicationDefinition. I switched back to ApplicationDefinition, but I also had to delete the folder obj\Debug. – Richard H Jan 15 '13 at ...
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Adding elements to object

... thank you, but my cart now is not an array and i can't do the cart.push :( i need an object to use JSON.stringify(cart) after this operation – HypeZ Jan 9 '13 at 12:03 ...
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Make a borderless form movable?

...== MouseButtons.Left) { ReleaseCapture(); SendMessage(Handle, WM_NCLBUTTONDOWN, HT_CAPTION, 0); } } This essentially does exactly the same as grabbing the title bar of a window, from the window manager's point of view. ...
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How to load assemblies in PowerShell?

...blies\Microsoft.SqlServer.Smo.dll' There are multiple different versions and you may want to pick a particular version. :-) share | improve this answer | follow ...
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Keyboard shortcuts in WPF

... One way is to add your shortcut keys to the commands themselves them as InputGestures. Commands are implemented as RoutedCommands. This enables the shortcut keys to work even if they're not hooked up to any controls. And since menu items understand keyboard gestures, they'...
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Can I change all my http:// links to just //?

...lable to test against on Browsershots, I could only find one that did not handle the protocol relative URL correctly: an obscure *nix browser called Dillo. There are two drawbacks I've received feedback about: Protocol-less URLs may not work as expected when you "open" a local file in your browse...
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How to set layout_weight attribute dynamically from code?

How can I set the value for the attribute layout_weight for button in android dynamically from java code ? 9 Answers ...
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Generate GUID in MySQL for existing Data?

I've just imported a bunch of data to a MySQL table and I have a column "GUID" that I want to basically fill down all existing rows with new and unique random GUID's. ...