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Check if option is selected with jQuery, if not select a default
Using jQuery, how do you check if there is an option selected in a select menu, and if not, assign one of the options as selected.
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Is Dvorak typing appropriate for programming? [closed]
I'm always looking for ways to be more productive, and I've been reading a lot about typing using a Dvorak keyboard.
12 A...
Get position/offset of element relative to a parent container?
...Query. In my current project however I use zepto.js. Zepto doesn't provide a position() method like jQuery does. Zepto only comes with offset() .
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Django dynamic model fields
I'm working on a multi-tenanted application in which some users can define their own data fields (via the admin) to collect additional data in forms and report on the data. The latter bit makes JSONField not a great option, so instead I have the following solution:
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What is “the inverse side of the association” in a bidirectional JPA OneToMany/ManyToOne association
In the example section of the @OneToMany JPA annotation reference :
6 Answers
6
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When to use IComparable Vs. IComparer
I'm trying to figure out which of these interfaces I need to implement. They both essentially do the same thing. When would I use one over the other?
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SQL Server - Return value after INSERT
I'm trying to get a the key-value back after an INSERT-statement.
Example:
I've got a table with the attributes name and id. id is a generated value.
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AddRange to a Collection
A coworker asked me today how to add a range to a collection. He has a class that inherits from Collection<T> . There's a get-only property of that type that already contains some items. He wants to add the items in another collection to the property collection. How can he do so in a C#3-frie...
Extract digits from a string in Java
I have a Java String object. I need to extract only digits from it. I'll give an example:
14 Answers
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Difference between single quotes and double quotes in Javascript [duplicate]
I know that in PHP, the only difference between double quotes and single quotes is the interpretation of variable inside a string and the treatment of escape characters.
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