working Block or Unblock websites (without software)

here is a process to block or

unblock any website.

For eg: If you want to block

http://www.youtube.com

>>For default users,Go to

directory C:\WINDOWS

\system32\drivers\etc

>>There you will find a file

named hosts

>>Open the file ,when you get

open with program list then

select notepad and open the file

using notepad

>>Now in the file you can see

127.0.0.1 localhost Click enter

and type any proxy number

Eg:127.0.0.2 http://www.youtube.com

>>Now go to file and save it

>>Now when you open

http://www.youtube.com you will be

transferred to 127.0.0.2 site

which is not there So

http://www.youtube.com will not load

*This will not load in any browser

of your PC untill that site is

removed from hosts file by using

notepad(Unblocking)

( Tested on Windows 7 and Windows 8)

Secret Codes For Android devices

1. Complete Info About your Phone 

*#*#4636#*#*

This code can be used to getsome interesting information about your phone and battery. It shows following 4 menus on screen:
Phone information
Battery information
Battery history
Usage statistics

2. Factory data reset

*#*#7780#*#* . 

This code can be used for a factory data reset. It'll remove following thing
Google account settings stored in your phone
System and application data and settings
Downloaded apps.. It'll NOT remove: Current system software and bundledapplication
SD card files e.g. photos, music files, etc.
Note: Once you give this code, you get a prompt screen asking you to click on "Reset phone" button. So you get a chance to cancel your operation.

3. Format your Android. 
*2767*3855#

Think before you give this code. This codeis used for factory
format. It'll remove all files and settings including the internal memory storage. It'll also reinstall thephone firmware.

Note: Once you give this code, there is no way to cancel the operation unless you remove the battery from the phone. So think twice before giving this code.

4. Phone Camera Update

*#*#34971539#*# *

This code is used to get information about phone camera. It shows following 4
menus:
1. Update camera firmware in image (Don't try this option)
2. Update camera firmware in SDcard
3. Get camera firmware version
4. Get firmware update count

WARNING: Never use the first option otherwise your phone camera will stop
working and you'll need to take your phone to service center to reinstall camera firmware.

5. End Call/Power

*#*#7594#*#*

This one is my favorite one. This code can be used to change the "End Call / Power" button action in your phone. Be default, if you long press the button, it
shows a screen asking you to select any option from Silent mode, AirPlane mode and Power off. You can change this action using this code. You can enable direct power off on this button so you don't needto waste your time in selecting the option.

6. File Copy for Creating Backup

*#*#273283*255* 663282*#*#*

This code opens a File copy screen where you can backup your media files e.g. Images, Sound, Video and Voice memo.

7. Service Mode

*#*#197328640#* #*
This code can be used to enter into Service mode. You can run various tests and change settings in the service mode.

8. WLAN, GPS and Bluetooth Test Codes:
*#*#232339#*#* OR*#*#526#*#* OR*#*#528#*#* - WLAN test (Use
"Menu" button to start various tests)

*#*#232338#*#* - Shows WiFi MAC address

*#*#1472365#*#* - GPS test

*#*#1575#*#* - Another GPS test

*#*#232331#*#* - Bluetooth test

*#*#232337#*# - Shows Bluetooth device address

9. Codes to get Firmware version information:

*#*#4986*265046 8#*#* - PDA, Phone, H/W, RFCallDate

*#*#1234#*#* - PDA and Phone

*#*#1111#*#* - FTA SW Version

*#*#2222#*#* - FTA HW Version

*#*#44336#*#* - PDA, Phone, CSC, Build Time, Changelist number

10. Codes to launch various Factory Tests:

*#*#0283#*#* - Packet Loopback

*#*#0*#*#* - LCD test

*#*#0673#*#* OR*#*#0289#*#* - Melody test

*#*#0842#*#* - Device test (Vibration test and BackLight test)

*#*#2663#*#* - Touch screen version

*#*#2664#*#* - Touch screen test

*#*#0588#*#* - Proximity sensor test

*#*#3264#*#* - RAM version

Try these codes on Ur Own Risk.

Change wallpaper in the windows 7 log in screen

                                                                              
This is simple.
To change the the wallpaper  first RUN regedit.
Right click on HKEY_LOCAL_MACHINE and select find.
Give this word OEMBackground.

After finding OEMBackground  ,change its value 0 to 1.

Then go to the directory C:\Windows\System32\oobe.

Create there a folder and give the name INFO

Open that folder and inside that again create another folder then give the name BACKGROUNDS.

There paste the wallpaper you want to place instead of the default.

Give the name backgroundDefault to that picture.


Note: Size should be < 254 KB