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Ruby class types and case statements
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answered Oct 11 '10 at 17:11
NakilonNakilon
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Rails :dependent => :destroy VS :dependent => :delete_all
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202
The difference is with the callback.
The :delete_all is made directly in your application and ...
mysql - how many columns is too many?
I'm setting up a table that might have upwards of 70 columns. I'm now thinking about splitting it up as some of the data in the columns won't be needed every time the table is accessed. Then again, if I do this I'm left with having to use joins.
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When to use f:viewAction / preRenderView versus PostConstruct?
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When should one use the f:viewAction or preRenderView event to initialize data for a page verse...
How can I save an image with PIL?
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Abhishek kumar
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answered Jan 23 '13 at 3:42
mmgpmmgp
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How do I make a matrix from a list of vectors in R?
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[8,] 8 1 2 3 4 5
[9,] 9 1 2 3 4 5
[10,] 10 1 2 3 4 5
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Is there a way to zoom the Visual Studio text editor with a keyboard shortcut?
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edited Jun 22 '10 at 20:36
Michael Mrozek
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Running multiple commands in one line in shell
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edited Apr 26 '14 at 1:06
answered Feb 27 '11 at 1:44
Ma...
Rails: how do I validate that something is a boolean?
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Luca Spiller
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answered Jan 18 '11 at 7:38
Drew Dara-AbramsDre...
How to format all Java files in an Eclipse project at one time?
...Eclipse 3.8.1.
– Jason McVetta
Jun 10 '13 at 22:18
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+1 selecting the project seems to work in ec...