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There can be only one auto column
How do I correct the error from MySQL 'you can only have one auto increment column'.
4 Answers
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How to use onSavedInstanceState example please
I'm confused when it comes down to saving a state. So I know that onSaveInstanceState(Bundle) is called when the activity is about to be destroyed. But how do you store your information in it and bring it back to its original state in onCreate(Bundle savedInstanceState) ? I don't understand how t...
Nullable vs. int? - Is there any difference?
Apparently Nullable<int> and int? are equivalent in value. Are there any reasons to choose one over the other?
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Python 3: UnboundLocalError: local variable referenced before assignment [duplicate]
The following code gives the error UnboundLocalError: local variable 'Var1' referenced before assignment :
5 Answers
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What is a deadlock?
When writing multi-threaded applications, one of the most common problems experienced are deadlocks.
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Does Python have a ternary conditional operator?
If Python does not have a ternary conditional operator, is it possible to simulate one using other language constructs?
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Accessing the logged-in user in a template
I'm using FOSuserbundle to get started with User registration https://github.com/FriendsOfSymfony/FOSUserBundle
3 Answers
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What exactly is Heroku?
I just started learning Ruby on rails and I was wondering what Heroku really is? I know that its a cloud that helps us to avoid using servers? When do we actually use it?
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Pandoc markdown page break
Recently I started using Pandoc markdown which seems a good alternative to LaTeX, as my document does not have many mathematical formulas, and I do not have ANY experience with LaTeX, which combined with less than 2 week submission deadline makes it a good solution.
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jQuery vs jQuery Mobile vs jQuery UI?
I'm new to web development and there are just too many j* stuff out there. I wonder what are the differences between these frameworks?
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