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What does the @ symbol represent in objective-c?
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answered Aug 25 '08 at 8:36
Chris HansonChris Hanson
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Uniq by object attribute in Ruby
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205
Use Array#uniq with a block:
@photos = @photos.uniq { |p| p.album_id }
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How do you select a particular option in a SELECT element in jQuery?
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21 Answers
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Active
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Ruby class types and case statements
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235
You must use:
case item
when MyClass
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I had the same problem:
How to catch Errno::ECONNR...
How to rename a single column in a data.frame?
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20 Answers
20
Active
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How to perform Unwind segue programmatically?
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286
Create a manual segue (ctrl-drag from File’s Owner to Exit),
Choose it in the Left Controll...
Understanding PrimeFaces process/update and JSF f:ajax execute/render attributes
... during an ajax request. See also What is the correct way to deal with JSF 2.0 exceptions for AJAXified components?
The standard JSF equivalent to the PrimeFaces specific update is render from <f:ajax render>. It behaves exactly the same except that it doesn't support a comma-separated string ...
Set NOW() as Default Value for datetime datatype?
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244
As of MySQL 5.6.5, you can use the DATETIME type with a dynamic default value:
CREATE TABLE f...
Literal suffix for byte in .NET?
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edited Aug 9 '17 at 12:48
Shimmy Weitzhandler
88.9k116116 gold badges372372 silver badges585585 bronze badges
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Difference between toFixed() and toPrecision()?
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edited Apr 27 '11 at 16:19
answered Jul 26 '10 at 18:40
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