Gravatar stands for “Globally Recognized Avatar” where an avatar can be a picture of yourself or a cartoon/logo/image which represents you or your business as shown on the left. By now, you would have noticed pictures or cartoons alongside blog comments. These are the avatars of blog visitors who maker their comments on gravatar enabled blogs
How does it work?
For avatars to appear beside a visitor’s comments, the WordPress blog must have a Gravatar plugin installed or are gravatar enabled.
If you want to place your own avatar alongside your comments in …

When you have enabled your sidebar widget to include pages, the page titles of any pages that you have created will be automatically listed as a link on the sidebar.
There are times, however, that you may not want your pages to be listed as such. In this case, it is very simple to exclude such pages by following the procedures:
1. Logon to your WordPress admin screen
2. Get the IDs of the pages to be excluded. Click here to see how it is done.
3.  On your WP Dashboard, click the Appearance/Widgets
4. …