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Prevent automatic browser scroll on refresh

If you go to a page a and scroll around then refresh the page will refresh at the spot where you left it. This is great, however this also occurs on pages where there is a anchor location in the url. An example would be if you clicked on a link http://example.com/post/244#comment5 and refreshed th...
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Aggregate function in an SQL update query?

I'm trying to set the value in one table to the sum of the values in another table. Something along these lines: 6 Answers...
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PHP random string generator

I'm trying to create a randomized string in PHP, and I get absolutely no output with this: 59 Answers ...
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How to compare types

Quick question: how to compare a Type type (pun not intended) with another type in C#? I mean, I've a Type typeField and I want to know if it is System.String , System.DateTime , etc., but typeField.Equals(System.String) doesn't work. ...
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Margin while printing html page

I am using a separate style-sheet for printing. Is it possible to set right and left margin in the style-sheet which set the print margin (i.e. margin on paper). ...
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Remove the image from a imageview Android [duplicate]

I'm trying to make an ImageView that holds a gallery of images. By touching the user request to load the next image. If the next image isn't found in the server or takes time to load I need the old image to be empty. ...
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How can I change Mac OS's default Java VM returned from /usr/libexec/java_home

(Wasn't sure if this should go on SU... migration is certainly an option, but more programmers read questions here, so here goes). ...
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What's the opposite of chr() in Ruby?

In many languages there's a pair of functions, chr() and ord() , which convert between numbers and character values. In some languages, ord() is called asc() . ...
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Maven: how to override the dependency added by a library

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How do I clear this setInterval inside a function?

Normally, I’d set the interval to a variable and then clear it like var the_int = setInterval(); clearInterval(the_int); but for my code to work I put it in an anonymous function: ...