FilterRules[rules, patt] filters the list rules by picking out only those rules whose left-hand sides match patt.FilterRules[rules, {patt_1, patt_2, ...}] picks out rules ...
Language is a global option that specifies the language in which menus, dialog boxes, error messages, and help files are displayed.
MultilaunchWarning is a global option that specifies whether a warning is given when you try to modify user preferences while running two copies of Mathematica simultaneously.
Needs
(Built-in Mathematica Symbol) Needs["context`"] loads an appropriate file if the specified context is not already in $Packages. Needs["context`", " file"] loads file if the specified context is not ...
PassEventsDown is an option to EventHandler which specifies whether events handled by a particular event handler should be passed down to event handlers nested inside.
ScriptBaselineShifts is an option for Style that specifies the minimum distance in x-heights to shift subscripts and superscripts.
ViewRange is an option for Graphics3D and related functions which specifies the range of distances from the view point to be included in displaying a three-dimensional scene.
PieChart[{y_1, y_2, ...}] makes a pie chart with sector angle proportional to y_1, y_2, ....PieChart[{..., w_i[y_i, ...], ..., w_j[y_j, ...], ...}] makes a pie chart with ...
OrderStarKind is an option to OrderStarPlot that specifies the type of order star to be displayed.
Don't Word Wrap turns word wrapping off.