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What is the most efficient way to create HTML elements using jQuery?

Recently I've been doing a lot of modal window pop-ups and what not, for which I used jQuery. The method that I used to create the new elements on the page has overwhelmingly been along the lines of: ...
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Replace duplicate spaces with a single space in T-SQL

I need to ensure that a given field does not have more than one space (I am not concerned about all white space, just space) between characters. ...
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How does C compute sin() and other math functions?

I've been poring through .NET disassemblies and the GCC source code, but can't seem to find anywhere the actual implementation of sin() and other math functions... they always seem to be referencing something else. ...
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How do I create a constant in Python?

Is there a way to declare a constant in Python? In Java we can create constant values in this manner: 41 Answers ...
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Why can I pass 1 as a short, but not the int variable i?

Why does the first and second Write work but not the last? Is there a way I can allow all 3 of them and detect if it was 1, (int)1 or i passed in? And really why is one allowed but the last? The second being allowed but not the last really blows my mind. ...
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Can you create nested WITH clauses for Common Table Expressions?

Does something like this work? I tried it earlier but I couldn't get it to work. 7 Answers ...
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Mapping a function on the values of a map in Clojure

I want to transform one map of values to another map with the same keys but with a function applied to the values. I would think there was a function for doing this in the clojure api, but I have been unable to find it. ...
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Last iteration of enhanced for loop in java

Is there a way to determine if the loop is iterating for the last time. My code looks something like this: 21 Answers ...
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How to get the entire document HTML as a string?

Is there a way in JS to get the entire HTML within the html tags, as a string? 15 Answers ...
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How to ignore xargs commands if stdin input is empty?

Consider this command: 6 Answers 6 ...