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Error in Swift class: Property not initialized at super.init call
I have two classes, Shape and Square
12 Answers
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How many parameters are too many? [closed]
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That is a very good answer. If the parameters are organized logically (x,y,w,h) it is easy to remember all of them in correct order. It is mutch harder to rember where to put the FILE pointer in putc (which only has two parameters), especially since fprintf is the opposite.
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Converting NSString to NSDate (and back again)
How would I convert an NSString like " 01/02/10 " (meaning 1st February 2010) into an NSDate ? And how could I turn the NSDate back into a string?
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SSH to Elastic Beanstalk instance
I just signed up for Amazon's new Elastic Beanstalk offering. What I can't figure out is how to SSH to a Beanstalk instance. I don't have a private key because Beanstalk generated the instance on my behalf.
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Interface vs Abstract Class (general OO)
...ed for Modelling a class hierarchy of similar looking classes (For example Animal can be abstract class and Human , Lion, Tiger can be concrete derived classes)
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Interface is used for Communication between 2 similar / non similar classes which does not care about type of the class implementing...
How can I move a single directory from a git repository to a new repository whilst maintaining the h
...e-filter, as it doesn't have to actually check out the files, it can just manipulate the index directly. The --tree-filter can be a little easier to use however, as you can use ordinary filsystem operations rather than having to work with index manipulation operations.
– Brian ...
How do browser cookie domains work?
Due to weird domain/subdomain cookie issues that I'm getting, I'd like to know how browsers handle cookies. If they do it in different ways, it would also be nice to know the differences.
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UIView frame, bounds and center
...fer that there is another explanation with visual representation for the meaning of Frame, Bounds, Center, Transform, Bounds Origin in WWDC 2011 video Understanding UIKit Rendering starting from @4:22 till 20:10
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Create Directory if it doesn't exist with Ruby
I am trying to create a directory with the following code:
4 Answers
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How do I download a tarball from GitHub using cURL?
I am trying to download a tarball from GitHub using cURL , but it does not seem to be redirecting:
5 Answers
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