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Configure apache to listen on port other than 80
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In /etc/apache2/ports.conf, change the port as
Listen 8079
Then go to /etc/apache2/sites-en...
How to calculate percentage with a SQL statement
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13 Answers
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What is the point of the diamond operator () in Java 7?
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answered Nov 12 '10 at 17:03
ColinDColinD
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How can I avoid running ActiveRecord callbacks?
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edited Dec 3 '10 at 4:01
answered Mar 11 '09 at 4:29
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How to organize large R programs?
.... Otherwise, I tend to use defaults in Emacs' ESS mode.
Update 2008-Aug-13: David Smith just blogged about the Google R Style Guide.
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SQLite Concurrent Access
Does SQLite3 safely handle concurrent access by multiple processes
reading/writing from the same DB? Are there any platform exceptions to that?
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How dangerous is it to compare floating point values?
...d get silently converted to the nearest approximation. This is what demon9733's answer was talking about.
The fact that many results get rounded due to not having enough precision to represent the actual result. An easy example where you can see this is adding x = 0x1fffffe and y = 1 as floats. Here...
Shell command to tar directory excluding certain files/folders
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ericosg
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answered Jun 11 '09 at 23:11
Charles MaCharles Ma
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Comparing two dataframes and getting the differences
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What is the recommended way to delete a large number of items from DynamoDB?
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What I ideally want to do is call LogTable.DeleteItem(user_id) -
Without supplying the rang...