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How to do a LIKE query in Arel and Rails?

...(users[:name].matches("%#{params[:user_name]}%")), I tried TRUNCATE users; and other such queries and nothing happened on the sql side. Looks safe to me. – earlonrails Aug 28 '13 at 18:56 ...
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What's the easiest way to install a missing Perl module?

... On Unix: usually you start cpan in your shell: # cpan and type install Chocolate::Belgian or in short form: cpan Chocolate::Belgian On Windows: If you're using ActivePerl on Windows, the PPM (Perl Package Manager) has much of the same functionality as CPAN.pm. Example:...
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Install a module using pip for specific python version

...w packages to. In many distributions, there may be separate python2.6-pip and python2.7-pip packages, invoked with binary names such as pip-2.6 and pip-2.7. If pip is not packaged in your distribution for the desired target, you might look for a setuptools or easyinstall package, or use virtualenv ...
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Microsoft CDN for jQuery or Google CDN? [closed]

...play a role in which cdn you decide to use? I know that Microsoft, Yahoo, and Google all have CDN's now. 18 Answers ...
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How do I “commit” changes in a git submodule? [duplicate]

I have, in my naivety, set up a git submodule and treated it like a Subversion external - i.e. it's now full of changes that I've just realized haven't been committed or pushed anywhere. ...
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How do I perform a Perl substitution on a string while keeping the original?

...a good way to perform a replacement on a string using a regular expression and store the value in a different variable, without changing the original? ...
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Adb Devices can't find my phone [closed]

...ying to get adb to see my Samsung Fascinate phone so that I can install my Android apps via usb to the phone. I am using osx 10.6.7. ...
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What is the maximum length of a table name in Oracle?

What are the maximum length of a table name and column name in Oracle? 12 Answers 12 ...
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How to detect if a specific file exists in Vimscript?

...ob if you don't care about readability. – Sumudu Fernando Apr 28 '12 at 21:20 8 if filereadable(e...
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Emulator error: This AVD's configuration is missing a kernel file

This problem was discovered when I tried to run the Android emulator in Eclipse. Can't figure out what happened. I searched online for the solution, but it seemed to be vague and I don't understand clearly. I was following the steps to install the AVD according to the sites and I can't figure out w...