Disable Caps Lock
If you find yourself pressing the Caps Lock key accidentally as much as I do, note that you can disable it entirely in Mac OS X. Open the Keyboard & Mouse preference pane, click the Modifier Keys button, and in the dialog that appears, select No Action from the Caps Lock pop-up menu. You could remap it to another modifier instead, but that might make using differently configured Macs more difficult.
Series: OneClick 2.0
WestCode's lauded macro utility offers unique capabilities - and some rough edges
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In the struggle to return control of the computer to the user, macro utilities are indispensable. Such a utility acts as a ghostly simulacrum of a live user, choosing from menus, typing keys, and clicking the mouse; an assemblage of such actions can essentially script the unscriptable, driving any application to customize or automate frequent or repetitive tasksShow full article