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How do I copy a hash in Ruby?
I'll admit that I'm a bit of a ruby newbie (writing rake scripts, now). In most languages, copy constructors are easy to find. Half an hour of searching didn't find it in ruby. I want to create a copy of the hash so that I can modify it without affecting the original instance.
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How to replace a hash key with another key
I have a condition where, I get a hash
9 Answers
9
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How to use UIVisualEffectView to Blur Image?
Could someone give a small example of applying the blur to an image? I've been trying to figure out the code for a while now :( still new at obj c!
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How can I click a button behind a transparent UIView?
Let's say we have a view controller with one sub view. the subview takes up the center of the screen with 100 px margins on all sides. We then add a bunch of little stuff to click on inside that subview. We are only using the subview to take advantage of the new frame ( x=0, y=0 inside the subview i...
pinterest api documentation [closed]
Update Aug 2015: Pinterest provides it here now https://dev.pinterest.com/
10 Answers
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MongoDB - admin user not authorized
...my MongoDB.
I am doing all this on Linux with MongoDB 2.6.1.
My mongod.conf file is in the old compatibility format
(this is how it came with the installation).
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Better naming in Tuple classes than “Item1”, “Item2”
Is there a way to use a Tuple class, but supply the names of the items in it?
15 Answers
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Big-O summary for Java Collections Framework implementations? [closed]
I may be teaching a "Java crash-course" soon. While it is probably safe to assume that the audience members will know Big-O notation, it is probably not safe to assume that they will know what the order of the various operations on various collection implementations is.
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