How to stop Facebook from storing and using your contacts.

When I was just browsing Facebook on my mobile phone using chrome, Facebook asked me to send a friend request who are not on Facebook saying 'Add friends who aren't on Facebook yet'. Yes, you heard it right you can see the screenshot below:

How does that work?
Do you want to know how that works? Just read on...

How to download specific part of a video from youtube, vimeo, dailymotion and so on

Steps:

• Copy the URL of the video you want to download.
• Go to www.clipconverter.cc
• Paste the URL that you have copied previously.
• Press ‘continue’ and select the quality of the video.
• Press ‘MP4′
• Uncheck the ‘Start of  Video’ and ‘End of Video’
• Write the exact time of the video you want to download at that place and press ‘Start’
• Wait for the conversion and then press ‘Download’