Cell Value

• How should I fill the grid with values?
  
  
• How to get the value for a given cell.
  
  
• How to get the current value of a cell taking into consideration that active cells that are currently edited by the user have a pending value that is not yet transferred to the grid.
  
  
• How to specify the number of rows and columns in the grid?
  
  
• How to insert and remove of rows and columns at runtime?
  
  
• What is the fastest way to 'clear' cell contents out of the grid?
  
  
• What's the best way to remove all rows for the entire grid?