Tomatoes originated from the Andes, in what is now called Peru, Bolivia, Chile and Ecuador - where they grew wild. They were first cultivated by the Aztecs and Incas as early as 700 AD.
1. Click any single cell inside a data set. 2. On the Data tab, click Filter. Arrows in the column headers appear. 3. Click the arrow next to Date. 4. Click on Select All to clear all the check boxes, click the + sign next to 2012, and click the check box next to January. 5. Click OK. Result.
Prevent the User from selecting a Date Earlier than today. Select Date Greater than today. Add validation to the CalendarExtender Control. I don't think that it is supported in the current version of the Toolkit to restrict selectable dates.This is a simple workaround handling the ClientDateSelectedChanged-Event and validate the selected date:How to make sure user does not select a date earlier than today or greater than today. You can choose not to add the Extender. 2  We will go ahead with option A. We will be adding two ValidationControls to the TextBox. 3  The first, a CompareValidator to check if the user does not enter an invalid date (Eg: May 32) and second, a RangeValidator to keep the date range as desired.