Hide computer from list, but keep file sharing and remote desktop service running?

In the command prompt, type in the command below and press Enter.

Net config server /hidden:yes

You will get a message saying “The command completed successfully”.

To unhide your computer name so that it does display in your network:

In the elevated command prompt, type in the command below and press Enter.

Net config server /hidden:no

You will get a message saying “The command completed successfully”.

Exit the command prompt and then restart the computer to apply changes.





Source : windows 7 - Hide computer from list, but keep file sharing and remote desktop service running?

Excel Semicolon and comma ?

To change Excel 2007/2010/2013 separator inside formulas   from , to ;  here is the way :

Control Panel----Region and language --Additional Settings ---List separator--;

Source : MR Excel