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Design Patterns: Abstract Factory vs Factory Method
...ctory as it can create various related database objects such as connection and command objects.
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Different floating point result with optimization enabled - compiler bug?
The below code works on Visual Studio 2008 with and without optimization. But it only works on g++ without optimization (O0).
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Surrogate vs. natural/business keys [closed]
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Both. Have your cake and eat it.
Remember there is nothing special about a primary key, except that it is labelled as such. It is nothing more than a NOT NULL UNIQUE constraint, and a table can have more than one.
If you use a surrogate key, y...
onSaveInstanceState () and onRestoreInstanceState ()
I'm trying to save and restore the state of an Activity using the methods onSaveInstanceState() and onRestoreInstanceState() .
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Why are global variables evil? [closed]
...nd out why the use of global is considered to be bad practice in python (and in programming in general). Can somebody explain? Links with more info would also be appreciated.
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Are there good reasons not to use an ORM? [closed]
...p, I have used NHibernate for some smaller projects which I mostly coded and designed on my own. Now, before starting some bigger project, the discussion arose how to design data access and whether or not to use an ORM layer. As I am still in my apprenticeship and still consider myself a beginner ...
Detecting that the browser has no mouse and is touch-only
...ifferent interface for touch (your finger hides the screen when you click) and mouse (relies heavily on hover preview).
How can I detect that my user has no mouse to present him the right interface? I plan to leave a switch for people with both mouse and touch (like some notebooks).
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Finding diff between current and last version
Using Git, how can you find the difference between the current and the last version?
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Visual Studio 2012 Web Publish doesn't copy files
I have a Web Application project in VS 2012 and when I use the web publishing tool it builds successfully but doesn't copy any files to the publish target (File System in this case).
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iOS Remote Debugging
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Connect your iDevice via USB with your Mac
Open Safari on your Mac and activate the dev tools
On your iDevice: go to settings > safari > advanced and activate the web inspector
Go to any website with your iDevice
On your Mac: Open the developer menu and chose the site from your iDevice...