There are two levels of Microsoft PowerPoint password protection, one to open the presentation and one to enable making changes to presentation. Let's check both of them.
Abraham Lincoln was American president during American Civil War. He also fought against slavery and is one of the most important presidents in the American history.
If you are a "private" person and don't want your profile picture or name to appear on your friend's feed next to ads you liked, then follow this steps.
Google just announced that you can be one of the chosen ones who will have a chance to get their hands on Google Glass before they go into mass production and hit the market.