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How to reset a single table in rails?

I want the primary key values to start from 1 again. 8 Answers 8 ...
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Is Integer Immutable

I know this is probably very stupid, but a lot of places claim that the Integer class in Java is immutable, yet the following code: ...
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What does `unsigned` in MySQL mean and when to use it?

What does "unsigned" mean in MySQL and when should I use it? 1 Answer 1 ...
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Changing element style attribute dynamically using JavaScript

I hav a certain style sheet for a div. Now i want to modify one attribute of div dynamically using js. 10 Answers ...
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Iterate through options

I have a <select> element in HTML. This element represents a drop down list. I'm trying to understand how to iterate through the options in the <select> element via JQuery. ...
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jQuery If DIV Doesn't Have Class “x”

In jQuery I need to do an if statement to see if $this doesn't contain the class '.selected'. 7 Answers ...
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How to set a border for an HTML div tag

I am trying to define a border around a div tag in HTML. In some browsers the border does not appear. 9 Answers ...
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Unsafe JavaScript attempt to access frame with URL

I am getting the below error when i try to set a hash value to the parent url from iframe which contains another domain url: ...
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Is there common street addresses database design for all addresses of the world? [closed]

... to be honest don't know street address structures of the world, just how in my country is structured :) so which is the best and common database design for storing street addresses? It should be so simple to use, fast to query and dynamic to store all street addresses of the world which is identif...
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Remove an onclick listener

... the object to change to take you to the activity that the message is relating to. 9 Answers ...