E
Edit mode of commands, 36-38
Editing Maya menus
adding to Main menu, 350-351
adding to Modeling menu, 352
additions to Marking menu for joints, 364-367
Animation menu global variables , 351
checkboxes, 347
dividers , 347
Dynamics menu global variables, 351
enabled/disabled items, 348-349
guidelines, 350
Help menu, 350
introduction, 347
Marking Menu Editor, 363
menu items and commands, 348
menu modes, 351
Modeling menu global variables, 351
modifying appearance of Maya menu, 352-353
option box, 347-348
popup menus on controls, 354
radio buttons , 347
Rendering menu global variables, 351
submenus, 348
userSetup.mel, 353, 396
Enabled/disabled menu items, 348-349
End of file command, 418-419
End User License Agreement (EULA), 79
Enumerated attributes, 42-43
Equal to (==) operator, 55
Equations, solving algebraic, 12
Error checking with If statement, 52, 80-81
Errors
adding dynamic attributes, 257, 258
assigning data, 49
from not having object selected, 37
improper script call, 63
in loops , 57, 59
naming objects, 97-98
passing arguments, 120
re-declaring variables, 46-47
in script jobs, 179
variable visibility, 64
Escape characters , using, 44
Exclamation mark (!) logical operator, 55
Expression Editor, 221-222, 264