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Using a constant NSString as the key for NSUserDefaults
I'm using NSUSerDefaults to store user preferences. I remember reading somewhere that setting the keys as constants is a good idea - and I agree. The following code is what I currently have:
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Using the field of an object as a generic Dictionary key
If I want to use objects as the keys for a Dictionary , what methods will I need to override to make them compare in a specific way?
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Why should I use Deque over Stack?
I need a Stack data structure for my use case. I should be able to push items into the data structure and I only want to retrieve the last item from the Stack. The JavaDoc for Stack says :
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What is the lifetime of a static variable in a C++ function?
If a variable is declared as static in a function's scope it is only initialized once and retains its value between function calls. What exactly is its lifetime? When do its constructor and destructor get called?
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Add spaces before Capital Letters
Given the string "ThisStringHasNoSpacesButItDoesHaveCapitals" what is the best way to add spaces before the capital letters. So the end string would be "This String Has No Spaces But It Does Have Capitals"
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Convert RGBA PNG to RGB with PIL
I'm using PIL to convert a transparent PNG image uploaded with Django to a JPG file. The output looks broken.
7 Answers
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What is a servicebus and when do I need one?
I have heard talk about the NServiceBus , but I haven't really understood what it is. They claim to be "The most popular open-source service bus for .net".
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SQL Server loop - how do I loop through a set of records
how do I loop through a set of records from a select?
8 Answers
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Or versus OrElse
What's the difference between or and OrElse ?
8 Answers
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Why can't I declare static methods in an interface?
The topic says the most of it - what is the reason for the fact that static methods can't be declared in an interface?
14 A...