When flows of upper-air winds converge, they force air down, creating large areas of high pressure at the surface. When a river of upper air wind spreads out, it encourages air to rise from the ground, which creates a large area of low pressure at the surface.
What ever tab you are on, just open the Chrome Dev Tools by pressing F12. Once the chrome dev tools are open, just right click on the refresh button and a menu will drop down. This menu gives you the option of doing a hard refresh, or even clearing the cache and do a hard refresh automatically. It is a very small tip but is really useful in maintaining the workflow or reducing the number of steps to do the cache clearing task.
When the refresh rate is set to Low, the data is refreshed every 120 seconds.When the refresh rate is set to Medium, the data is refreshed every 60 seconds. When the refresh rate is set to High, the data is refreshed every 30 seconds. The refresh rate does not impact connectivity verifiers. To set the refresh rate for connectivity verifiers, use the Refresh rate script, available on the (http://www.microsoft.com/). Note that for ISA Server 2006 Enterprise Edition, the refresh rate applies to all connectivity verifiers on all array members, and for ISA Server 2006 Standard Edition, the refresh rate applies to all connectivity verifiers.