The most commonly used JavaScript effect on the Web is the image rollover. For the one person with access to the Web who’s never seen one before, an image rollover happens when you move your ...

Oleksii Trekhleb, software engineer at Uber, recently explored the use of dynamic programming to speed up a CPU-intensive content-aware image resizing algorithm. Developers may use content-aware resiz ...

In the previous lesson, I showed you how to do a simple image rollover. In the real world, however, it’s rare that you’ll ever have one rollover on a page. In this column, I’ll show you how ...

18 thoughts on “ Hiding Executable Javascript In Images That Pass Validation ” okowsc says: November 15, 2014 at 7:26 am Interesting method, has a few applications. Report ...

The image probably isn't loaded by that time. I mean, it's probably a couple milliseconds, if that, between when you assign that src and when you ask for the width and height.