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scale Image in an UIButton to AspectFit?

I want to add an image to a UIButton, and also want to scale my image to fit with the UIButton (make image smaller). Please show me how to do it. ...
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Downloading a file from spring controllers

I have a requirement where I need to download a PDF from the website. The PDF needs to be generated within the code, which I thought would be a combination of freemarker and a PDF generation framework like iText. Any better way? ...
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Checking if a list is empty with LINQ

What's the "best" (taking both speed and readability into account) way to determine if a list is empty? Even if the list is of type IEnumerable<T> and doesn't have a Count property. ...
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Compiled vs. Interpreted Languages

...is expressed in the instructions of the target machine. For example, an addition "+" operation in your source code could be translated directly to the "ADD" instruction in machine code. An interpreted language is one where the instructions are not directly executed by the target machine, but instea...
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Is it possible to dynamically compile and execute C# code fragments?

I was wondering if it is possible to save C# code fragments to a text file (or any input stream), and then execute those dynamically? Assuming what is provided to me would compile fine within any Main() block, is it possible to compile and/or execute this code? I would prefer to compile it for perfo...
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How can I determine the direction of a jQuery scroll event?

...follow | edited Mar 21 '13 at 17:50 user372743 answered Dec 1 '10 at 17:04 ...
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std::cin input with spaces?

...follow | edited Feb 11 '15 at 18:14 answered Apr 30 '11 at 0:52 ...
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What does `kill -0 $pid` in a shell script do?

... sending the signal 0 to a given PID just checks if any process with the given PID is running and you have the permission to send a signal to it. For more information see the following manpages: kill(1) $ man 1 kill ... If sig is 0, then no signal is sent, but error checking is still pe...
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iOS 7 - Failing to instantiate default view controller

I am using Xcode 5 in a newly created app and when I just create it I go for the run button e click on it, then the project gets built but it does not show in the iOS Simulator and I get the following message: ...
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How to use java.net.URLConnection to fire and handle HTTP requests?

... about pretty often here, and the Oracle tutorial is too concise about it. 11 Answers ...