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image.onload event and browser cache

I want to create an alert box after an image is loaded, but if the image is saved in the browser cache, the .onload event will not be fired. ...
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Scroll to bottom of Div on page load (jQuery)

I have a div on my page: 13 Answers 13 ...
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What is the difference between quiet NaN and signaling NaN?

I have read about floating-point and I understand that NaN could result from operations. But I can't understand what these are concepts exactly. What is the difference between them? ...
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Canvas is stretched when using CSS but normal with “width” / “height” properties

I have 2 canvases, one uses HTML attributes width and height to size it, the other uses CSS: 8 Answers ...
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How to convert floats to human-readable fractions?

Let's say we have 0.33 , we need to output 1/3 . If we have 0.4 , we need to output 2/5 . 26 Answers ...
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Why is git prompting me for a post-pull merge commit message?

Recently, following any git pull , git has started spawning my text editor, and asking for a merge commit message. A commit message is already pre-filled, and I just have to save and close the window to complete the pull. ...
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Trigger 404 in Spring-MVC controller?

How do I get a Spring 3.0 controller to trigger a 404? 14 Answers 14 ...
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Error: The processing instruction target matching “[xX][mM][lL]” is not allowed

This error, 7 Answers 7 ...
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How to find all the subclasses of a class given its name?

I need a working approach of getting all classes that are inherited from a base class in Python. 10 Answers ...
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Get the latest record from mongodb collection

I want to know the most recent record in a collection. How to do that? 8 Answers 8 ...