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Resizing UITableView to fit content

... Actually I found the answer myself. I just create a new CGRect for the tableView.frame with the height of table.contentSize.height That sets the height of the UITableView to the height of its content. Since the code modifies th...
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Referring to a file relative to executing script

..., because $0 itself is unreliable. As an alternative, you could use $BASH_SOURCE instead. Something like this: source "${BASH_SOURCE%/*}/act.conf.sh" There are some caveats to this solution, too. Check out the FAQ page to see the trade-offs between different solutions. They seem to recommend cd...
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Groovy / grails how to determine a data type?

... To determine the class of an object simply call: someObject.getClass() You can abbreviate this to someObject.class in most cases. However, if you use this on a Map it will try to retrieve the value with key 'class'. Because of this, I always use getClass() even thou...
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java.lang.UnsupportedClassVersionError: Bad version number in .class file?

...n I include an opensource library that I had to compile from source. Now, all the suggestions on the web indicate that the code was compiled in one version and executed in another version (new on old). However, I only have one version of JRE on my system. If I run the commands: ...
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Class constants in python

In python, I want a class to have some "constants" (practically, variables) which will be common in all subclasses. Is there a way to do it with friendly syntax? Right now I use: ...
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How to get the difference between two arrays in JavaScript?

... The fastest way is the most obviously naive solution. I tested all of the proposed solutions for symmetric diff in this thread, and the winner is: function diff2(a, b) { var i, la = a.length, lb = b.length, res = []; if (!la) return b; else if (!lb) r...
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Combine multiple Collections into a single logical Collection?

...llections (e.g. 3 ArrayLists) as members of a class. Now, I want to expose all the elements to other classes so they can simply iterate over all elements (ideally, read only). I'm using guava collections and I wonder how I could use guava iterables/iterators to generate a logical view on the interna...
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Export a graph to .eps file with R

... there is an error : graph margins too large... – the_drug Mar 1 '11 at 9:42 6 make the plot dime...
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Cannot download Docker images behind a proxy

I installed Docker on my Ubuntu 13.10 (Saucy Salamander) and when I type in my console: 25 Answers ...
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What is the difference between print and puts?

... There is another thing ... extend the array class and override the to_s method. puts doesn't use the new to_s for an object of your new class while print does – kapv89 Oct 28 '12 at 18:30 ...