Hide Drives for security & Privacy

This is a great trick you can play on your friends. To disable the display of local or networked drives when you click My Computer.

1.Go to start->run.Type regedit.Now go to:
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer

2.Now in the right pane
create a new DWORD item and name it NoDrives (it is case sensitive).

Trick To Make Your Firefox Fast

This Firefox tricks will improve the speed & load time of firefox. And you
will be able to surf faster.

Type
about:config in the
address bar, Then look for the following entries, and make the
corresponding changes.  

network.http.max-connections-per-server =32

network.http.max-persistent-connections-per-proxy =16

network.http.max-connections = 64

Increase your RAM and so system speed

1). Start any application, say Word. Open some large documents. 2). Press CTRL+SHIFT+ESC to open Windows Task Manager

Nokia Secret Codes

On the main screen type
*#06# for checking the IMEI (International Mobile Equipment Identity).
*#7780# reset to factory settings.
*#67705646# This will clear the LCD display(operator logo).
*#0000# To view software version.
*#2820# Bluetooth device address.
*#746025625# Sim clock allowed status.
*#62209526# - Display the MAC address of the WLAN adapter. This is available only in the newer devices that supports WLAN like N80
#pw+1234567890+1# Shows if sim have restrictions.

Secret Codes For Android Mobile Phones

1. Complete Information About your Phone

*#*#4636#*#*
This code can be used to get some interesting information about your phone and battery.

Usage statistics

2. Factory data reset
*#*#7780#*#*
This code can be used for a factory data reset. It'll remove following things: