Blocking Facebook On Your Computer

This might be helpfull if you want to prevent students fromusing facebook in school and colleges or your employees in office. If you are parent and don't want you child to use facebook or any other particular site then follow simple steps given below

How To Block Facebook ?

1. Go to Start > Programmes > Accesories
2. Then Right click on Notepad and Run it as administrator.
3. Now open host file by clicking on File > Open and locate to following address

C:\WINDOWS\system32\drivers\etc

You will find a file name "hosts". open it in notepad

4. Then just below # 127.0.0.1 localhost paste folowing code

# Blocking Facebook
127.0.0.1 login.facebook.com
127.0.0.1 www.facebook.com
127.0.0.1 apps.facebook.com
127.0.0.1 blog.facebook

5. Now save the host file and done.
6. Open any browser and try to open facebook. It won't open. If facebook opens then you might have done somthing wrong. (let me know if you face any problem)

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Hide Your Files Behind The Images

There are some important files or document you want to hide from others on your computer.

Here is an interesting trick to hide files behind images. To hide a file behind a image  means that if any one opens that image he will see the image, but to see the hidden file we need to open that image in a specific way.

How To Hide File Behind Image ?

In order to do this you should have basic understanding of command line

Select an image to be used for hiding file behind the image.

2. Now select a file to hide behind the image and make it in .RAR format. With the help of the WinRAR.

3. And most important is that paste both the files on desktop. You may do this anywhere instead of desktop if you have some basic understanding of command line.

4. Now open cmd by going to Start > Accessories > Command Prompt and type :          cd desktop



5. CD stands for change directory by typing above command you change your directory to desktop. After that type command

 Copy /b imagename.jpg + filename.rar finalimage.jpg

• Replace imagename.jpg with the name of image you want your file to be hidden behind. Don't forget to add image format (Eg: .jpg,.png,.gif)


• Replace filename with name of your file you want to hide. It must be in .rar format.


• Finally Replace finalimage.jpg with whatever name you want your final image with hidden files should be. This is the image where your file will  be hidden.

6. Now when you will try to open this newly created image it will open as normal image, but to open you hidden file you need follow steps given below.

How To Access Hidden File ?

To access your hidden file you need to open the newly created image in winrar. Just follow simple steps given below to do that.

1. Open winrar

2. Now locate your image and open it or simply drag your image in winrar.

3. Extract the file and done.

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Create A Undeletable And Unrenamable Folders In Windows

Create an undeletable and unrenamable Folders In Windows operating system. Most of the Peoples are not aware that it is possible to create Undeletable, Unrenamable folder in windows without any software. To Test this concept just follow simple steps given below

How To Create Undeletable And Unrenamable Folders ?

1. Go to Start and then Click on Run
2. Type cmd & hit enter (To open Command Prompt ).
3. Remember you cannot create Undeletable & unrenamable folder in your root directory (i.e. where the windows is installed) That means you can't make this kind of folder in C: drive if you installed windows on C:
4. Type D: or E: and hit enter
5. Type md con\ and hit enter (md - make directory)
6. You may use other words such as aux, lpt1, lpt2, lpt3 up to lpt9 instead of con in above step.
7. Open that directory, you will see the folder created of name con.
8. Try to delete that folder or rename that folder windows will show the error message.

How to delete that folder ?

It is not possible to delete that folder manually but you can delete this folder by another way mentioned below.

1. Open Command Prompt
2. Type D: ( if u created this type of folder in D: drive) & hit enter
3. Type rd con\ (rd - remove directory)
4. Open that directory and the folder will not appear because it has been removed

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