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Z-Index and Local Stacking Contexts

March 27, 2010

z-index is a CSS property that specifies the order of your elements on the z-axis. The higher the z-index value, the closer the element is to the user. Using z-index is handy to make sure elements like modal dialogs show up above everything else on the page. div#red { z-index: 1; } div#green { z-index:… Read more

Ids and Ambiguous Method Parameters

March 14, 2010

You’ve probably run into a method with a signature like: void addToGroup(long userId, long groupId) and a common question you might ask yourself is, “Oh, was it the user id first, or the group id first? I always forget. Stupid method.” You’ve encoded the meaning of the parameters into their names, and hence you need… Read more