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What are the minimum margins most printers can handle?

Im creating pdfs server side with lots of graphics so maximizing real estate is a must but at the same time ensuring users printers can handle the tight margins is a must. ...
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How do you clone a BufferedImage

I have an object which has many bufferedimages in it, I want to create a new object copying all the bufferedimages into the new object, but these new images may be altered and i don't want the original object images to be altered by altering the new objects images. ...
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Java Round up Any Number

I can't seem to find the answer I'm looking for regarding a simple question: how do I round up any number to the nearest int ? ...
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How to use Active Support core extensions

I have Active Support 3.0.3 installed and Rails 3.0.3 with Ruby 1.8.7. 5 Answers 5 ...
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For loop example in MySQL

In MySQL, I have this stored procedure with a For loop in it: 4 Answers 4 ...
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Example of Named Pipes

How do I write a simple--bare minimum needed for it to work--test application that illustrates how to use IPC/Named Pipes? ...
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How do I convert a PDF document to a preview image in PHP? [closed]

What libraries, extensions etc. would be required to render a portion of a PDF document to an image file? 10 Answers ...
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How to check if a variable is an integer in JavaScript?

How do I check if a variable is an integer in JavaScript, and throw an alert if it isn't? I tried this, but it doesn't work: ...
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Multiple lines of text in UILabel

Is there a way to have multiple lines of text in UILabel like in the UITextView or should I use the second one instead? ...
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Sending multipart/formdata with jQuery.ajax

I've got a problem sending a file to a serverside PHP-script using jQuery's ajax-function. It's possible to get the File-List with $('#fileinput').attr('files') but how is it possible to send this Data to the server? The resulting array ( $_POST ) on the serverside php-script is 0 ( NULL ) when us...