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ActiveRecord.find(array_of_ids), preserving order
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The answer is for mysql only
There is a function in mysql called FIELD()
Here is how you could use it in .find():
>> ids = [100, 1, 6]
=> [100, 1, 6]
>> WordDocument.find(ids).collect(&:id)
=> [1, 6, 100]
>> WordDocument.find(ids, :order => "field(id,...
What permission do I need to access Internet from an Android application?
... internet for my apk. No permission added to manifest, but if i try to install apk, installation inform me, that apk need FULL INTERNET ACCESS. How to solve this problem ? no permissions added to manifest. My apk not required full internet access - i want disable this permision.
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Replace Line Breaks in a String C#
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Did not remove all the newline chars. Try this string "\n \r\nMy message \r\n \n \r\n is this.\n \n \r\n"
– Shakti Prakash Singh
Aug 4 '13 at 12:12
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gitosis vs gitolite? [closed]
I am looking for installing a git server to share projects with my team. I don't want to create a user account on the server with SSH access for each developer that needs a git access.
It seems there is two concurrent solutions that cover this issue : gitosis & gitolite.
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How to connect to SQL Server database from JavaScript in the browser?
...de showing how to connect to a SQL Server 2005 database from JavaScript locally? I am learning web programming on my desktop.
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process.waitFor() never returns
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There are many reasons that waitFor() doesn't return.
But it usually boils down to the fact that the executed command doesn't quit.
This, again, can have many reasons.
One common reason is that the process produces some output and you don't read from the appropriate streams. This means ...
ASP.NET Web API OperationCanceledException when browser cancels the request
...response has no content, the bug shouldn't be triggered. There's still a small possibility it could happen, because the client could disconnect right after the message handler checks the cancellation token but before the higher-level Web API code does the same check. But I think it will help in most...
Best way to convert text files between character sets?
... of these arguments. They will default to your current locale, which is usually UTF-8.
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Browser doesn't scale below 400px?
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Chrome cannot resize horizontally below 400px (OS X) or 218px (Windows) but I have a really simple solution to the problem:
Dock the web inspector to the right instead of to the bottom
Resize the inspector panel - you can now make the browser area real...
How to call shell commands from Ruby
How do I call shell commands from inside of a Ruby program? How do I then get output from these commands back into Ruby?
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