Using Calculator Through Command Prompt

We have some different trick to use our Command prompt as a different way for differnt use. One of them is to use command prompt as a calculator. Have you ever imagined that a command prompt can be use to calculate your sum and simple calculation related to Mathematics? The command processor CMD.EXE comes with a mini-calculator that can perform simple Arithmetic on 32-bit signed integers. So it can be use like a calculator to calculate some Arithmetic problems.

To make use of command prompt as a calculator just follow the step listed below:-

Note :- To Start command prompt (Go to Start > Run > Type "cmd" and press enter.

Step 1. C:\>set /a 2+2  for addition

                4

Step 2. C:\>set /a 2*(8/2)  for multiplication and division

                8

Step 3. C:\>set /a (2*9)/2

                9

Step 4. C:\>set /a "31>>2"

                7

Note that we had to quote the shift operator since it would otherwise be misinterpreted as a "redirect stdout and append" operator.

For more information type set /? at the command prompt.

Using this trick you can use command prompt as a calculator and make your friend impress using these codes to the command prompt.

Enjoy :-)

Lock Your Computer Using USB Drive

USB flash drive is a data storage device that includes flash memory. It is typically removable and rewritable, and physically much smaller than a floppy disk and portable to carry. Have you ever imagined to unlock your computer with the help of USB drives. Now no need to keep long password that you may forget later, Just try to keep simple password protected USB only which can unlock your PC and which is portable too, to keep with us anywhere at any time. For this trick just follow the steps listed below :-

Step 1. First You download predator software. To Download Click Here 
                       
                         

Step 2. Launch Predator Software and complete installation. And Run it from Start/ Program/ Predator.

Step 3. Now insert your USB drive. You will get a message to define your new password.
            (NOTE:- This process will not format your pendrive and your data will not be affected by this.)

Step 4. Now Click ok button and enter your new password.

Step 5. Choose the correct drive letter from drop down list which actually matches your USB drive Letter in
            "USB key drive" Option.

Step 6. Finally click on create key and then press OK button.
            After this Predator will automatically Exit. Restart Predator by clicking the icon on desktop.

Step 7. After this predator will take few seconds for initiallising, Once the icon in taskbar turns 
            green then your software is installed itself and it is ready to use now.

This is the trick shared between you all, That is To Lock your computer Using USB Drive.
Hope you all enjoyed it...

Change Processor Name In Windows 7

Hello! friends today I am going to post about how you can change processor name in your own pc or laptop.
You can use this tips, to make fool someone that thinks your computer is a Pentium 4, but when your computer is a pentium 2 or 3.. So guys follow the steps for changing your processor name :-

Step 1. Go to the following step to log in to your registry editor. start > Run > then type regedit.

Step 2. Go to the following registry option to edit your registry settings.

HKEY_LOCAL_MACHINE \ HARDWARE \ DISCRIPTION \ System \ CentralProcessor \

or

HKEY_LOCAL_MACHINE \ HARDWARE \ DISCRIPTION \ System \ CentralProcessor \ 0 \

or

HKEY_LOCAL_MACHINE \ HARDWARE \ DISCRIPTION \ System \ CentralProcessor \ 1 \

Step 3. Now look for a key named "processornamestring"

Step 4. Now right click on it and select modify, and change the value according to your desire.
             (example : Core 2 Duo)
   
            Now you can see changes in your system properties that's is your processor name has been changed.
            That's It.