Frames, like form elements and windows, have event handlers. A frame’s event handlers (onLoad, onUnload, onFocus and onBlur) can make your program wait until some critical event takes place in a frame ...

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Vacation snaps, family pictures, pet portraits—they’re probably all trapped on your phone’s camera roll, and you’re not going to leave your phone propped on a shelf to display those photos. But with a ...

This month I’m going back to programming for a while. I need a rest from the weirdness on the Talkback discussion in last month’s column. I do intend to write more about theory issues in the future, ...