Google + Invitations

Google + is a social networking site released by google earlier this year to capture the rapidly increasing social networking market.
Currently, you are not able to join Google + even if you have an invitation.But there is a loohole through which you can invite your friends to join Google +.Here is how:

• Ask your friend to add you in a circle.
• An option will appear to add you by email.
• Now enter the name of your friend and click add
• Now a green bar will appear at the bottom of your page with an option saying "Invite [name] to Google +"
  
• On clicking it a popup will appear asking you to invite your friend.

You can comment here if you need to be added to Google + or directly go to this page.

Reverse Image Search by Google

You all must have have heard about tineye.It basically allows you to upload an image and search images of which the image is a part of.The problem with tineye was its small database.
Now google has launched such a service too.It can be accessed at google images. You can either upload image form your computer or search by specifying the image url.

Go to images.google.com

 

and click on the camera icon .