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Percentage Height HTML 5/CSS

I am trying to set a <div> to a certain percentage height in CSS, but it just remains the same size as the content inside it. When I remove the HTML 5 <!DOCTYTPE html> however, it works, the <div> taking up the whole page as desired. I want the page to validate, so what shoul...
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How to change column datatype from character to numeric in PostgreSQL 8.4

I am using following query: 3 Answers 3 ...
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Unique combination of all elements from two (or more) vectors

I am trying to create a unique combination of all elements from two vectors of different size in R. 5 Answers ...
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What is a “first chance exception”?

What exactly is a first chance exception? How and where does it originate in a .NET program? And why is it called by that peculiar name (what 'chance' are we talking about)? ...
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Python nonlocal statement

What does the Python nonlocal statement do (in Python 3.0 and later)? 9 Answers 9 ...
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Inline SVG in CSS

Is it possible to use an inline SVG definition in CSS? 9 Answers 9 ...
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MongoDB: Find a document by non-existence of a field?

Is there a way to specify a condition of "where document doesn't contain field" ? 1 Answer ...
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Which concurrent Queue implementation should I use in Java?

From the JavaDocs: 6 Answers 6 ...
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Reset keys of array elements in php?

The question is how to reset key e.g. for an array: 6 Answers 6 ...
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Are there any side effects of returning from inside a using() statement?

Returning a method value from inside a using statement that gets a DataContext seems to always work fine , like this: 5 ...