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Rails select helper - Default selected value, how?
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This should do it:
<%= f.select :project_id, @project_select, :selected => params[:pid] %>
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Fastest method to escape HTML tags as HTML entities?
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In normal text escaped characters are rare. It's better to call replace only when needed, if you care about max speed: if (/[<>&"]/.test(str) { ... }
– Vitaly
Oct 26 '14 at 4:22
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jQuery Get Selected Option From Dropdown
Usually I use $("#id").val() to return the value of the selected option, but this time it doesn't work.
The selected tag has the id aioConceptName
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How to pass parameters on onChange of html select
...avaScript and jQuery. I want to show one combobox-A, which is an HTML <select> with its selected id and contents at the other place on onChange().
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How to set selected value of jquery select2?
This belong to codes prior to select2 version 4
28 Answers
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Best way to unselect a in jQuery?
What is the best way, using jQuery, to elegantly unselect the option?
15 Answers
15
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Check if a Windows service exists and delete in PowerShell
...ove-WmiObject -InputObject $s3
Remove-WmiObject : Access denied
At line:1 char:1
+ Remove-WmiObject -InputObject $s3
+ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ CategoryInfo : InvalidOperation: (:) [Remove-WmiObject], ManagementException
+ FullyQualifiedErrorId : RemoveWMIManagementExcep...
How to get multiple select box values using jQuery?
How to get multiple select box values using jQuery?
8 Answers
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Difference between EXISTS and IN in SQL?
...way to avoid counting:
--this statement needs to check the entire table
select count(*) from [table] where ...
--this statement is true as soon as one match is found
exists ( select * from [table] where ... )
This is most useful where you have if conditional statements, as exists can be a lot ...
MySQL SELECT only not null values
Is it possible to do a select statement that takes only NOT NULL values?
9 Answers
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