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Rails: Get Client IP address

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How do I iterate through the alphabet?

... For reference string.ascii_lowercase provides 'abcdefghijklmnopqrstuvwxyz' – whla Feb 1 '19 at 20:46 add a comment  |  ...
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MySQL: Sort GROUP_CONCAT values

... Did you try ASC instead of DESC? – Sampson Jun 15 '09 at 10:52 ...
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How to get a specific “commit” of a gem from github?

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Is String.Contains() faster than String.IndexOf()?

... Tried it today on a 1.3 GB text file. Amongst others every line is checked for existence of a '@' char. 17.000.000 calls to Contains/IndexOf are made. Result: 12.5 sec for all Contains() calls, 2.5 sec for all IndexOf() calls. => IndexOf performs 5 times...
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R: rJava package install failing

...rectory that has jni.h Next create a soft link to another required header file (I'm too lazy to find out how to include more than one directory in the JAVA_CPPFLAGS option below): sudo ln -s linux/jni_md.h . Finally sudo R CMD javareconf JAVA_CPPFLAGS=-I/usr/lib/jvm/java-6-sun-1.6.0.26/include ...
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Stop execution of Ruby script

... answered Dec 13 '10 at 19:10 IcidIcid 1,42611 gold badge1212 silver badges2121 bronze badges ...
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How can I retrieve the remote git address of a repo?

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How to get UITableView from UITableViewCell?

... To avoid checking the iOS version, iteratively walk up the superviews from the cell's view until a UITableView is found: id view = [tableViewCellInstance superview]; while (view && [view isKindOfClass:[UITableView class]]...
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How to remove/change JQuery UI Autocomplete Helper text?

...r, but the text does not show up at all when you include the according css file: <link rel="stylesheet" href="http://code.jquery.com/ui/1.9.0/themes/YOUR_THEME_HERE/jquery-ui.css" /> Of course you have to insert an actual theme instead of YOUR_THEME_HERE e.g. "smoothness" ...