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How to send a message to a particular client with socket.io
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answered Jul 8 '13 at 10:01
AdamAdam
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Add unique constraint to combination of two columns
...exception (exceptions are expensive).
http://www.sqlperformance.com/2012/08/t-sql-queries/error-handling
http://www.mssqltips.com/sqlservertip/2632/checking-for-potential-constraint-violations-before-entering-sql-server-try-and-catch-logic/
If you want to prevent exceptions from bubbling up to th...
MongoDB: update every document on one field
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answered Jan 27 '12 at 18:59
Philippe PlantierPhilippe Plantier
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val() vs. text() for textarea
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148
The best way to set/get the value of a textarea is the .val(), .value method.
.text() internall...
Can I use complex HTML with Twitter Bootstrap's Tooltip?
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258
This parameter is just about whether you are going to use complex html into the tooltip. Set it ...
django admin - add custom form fields that are not part of the model
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158
Either in your admin.py or in a separate forms.py you can add a ModelForm class and then declare...
Make xargs handle filenames that contain spaces
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280
The xargs command takes white space characters (tabs, spaces, new lines) as delimiters.
You can...
How to convert An NSInteger to an int?
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answered Nov 17 '09 at 23:54
Dave DeLongDave DeLong
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Paperclip::Errors::MissingRequiredValidatorError with Rails 4
... with the spoofing validation explained here https://stackoverflow.com/a/23846121
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maven-dependency-plugin (goals “copy-dependencies”, “unpack”) is not supported by m2e
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