On the internet I often see the links with the words Adf.ly. What is Adf.ly and what are the benefits?

You may ever see the writing upside down 180 degrees on Facebook or twitter, 

So we have to reverse the monitor so can be read, how to make this writing upside down?

When we install the application made by Google such as Google Picasa Albums, Google Chrome, GTalk, etc. would certainly have a new program that is GoogleUpdate. exe participating installed in it. How do I disable it?

There may be some people who can not change their name on FaceBook when trying to do several times. How to resolve this?

How to know the full identity of the owner of a website such as your name, address, telephone number, state, zip code, etc.?

How to change the android to be Wireless Game Controller so that we do not need to pay for a controller?

How do I send the message to all followers in just a single click, while twitter only allows sending messages directly to one user only?

When I go to plus. goggle. com, I find the login page in my native language. Before login I change the language in English by selecting from the list which is available at the right-bottom corner of the page (picture attached).

When I log out from my account I find the page again in my native language. But I don’t want pages in my native language. I want in English.

How can I solve this problem?

In Google Chrome if we click on “Customize and control Google Chrome” button we can see “Cut”, ”Copy”, ”Paste” button.

Please see the picture below.

What is the function of these buttons?

I am using Google Chrome as my default web browser.

I want to delete cookies.

How can I do this?