CellPrint[expr] inserts expr as a complete cell in the current notebook just below the cell being evaluated. CellPrint[{expr_1, expr_2, ...}] inserts a sequence of cells.
Clock
(Built-in Mathematica Symbol) Clock[] represents a clock variable whose value cycles continuously from 0 to 1 once per second when it appears inside a dynamically updated object such as a Dynamic. ...
CreateDocument[] creates an empty document notebook and opens it in the front end.CreateDocument[expr] creates and opens a document notebook containing the expression ...
Dialog
(Built-in Mathematica Symbol) Dialog[] initiates a dialog. Dialog[expr] initiates a dialog with expr as the current value of %.
Evaluate[expr] causes expr to be evaluated even if it appears as the argument of a function whose attributes specify that it should be held unevaluated.
For
(Built-in Mathematica Symbol) For[start, test, incr, body] executes start, then repeatedly evaluates body and incr until test fails to give True.
FrontEndExecute[expr] sends expr to be executed by the Mathematica front end.
MachineNumberQ[expr] returns True if expr is a machine-precision real or complex number, and returns False otherwise.
NotebookWrite[notebook, data] writes data into a notebook at the current selection, setting the current selection to be just after the data written. NotebookWrite[notebook, ...
PaneSelector[{v_1 -> expr_1, v_2 -> expr_2, ...}, v] represents an object that displays as a pane containing the expr_i for which v_i is equal to v.