Widgets in Android can be used for instant access to apps or functions in the mobile.
It has many advantages in the smartphones.
 Before reading this post hope you have created your blog. Now the question is have you limited urself only to one topic if yes then not to worry all your post will be with same topic and will be displayed under home page, now the question is if you have chosen multiple topic then all your posts would be mixed up in the home page creating a little bit of confusion with mixed topics so categorising the post becomes necessary as it helps the readers to find easily on what topic they are looking for in your blog.
Before reading this post hope you have created your blog. Now the question is have you limited urself only to one topic if yes then not to worry all your post will be with same topic and will be displayed under home page, now the question is if you have chosen multiple topic then all your posts would be mixed up in the home page creating a little bit of confusion with mixed topics so categorising the post becomes necessary as it helps the readers to find easily on what topic they are looking for in your blog.