So, you are going to study an area. You may want to become an expert one day (JavaEE developer for example).
Try to list all the subareas of the area, you want to learn. (I used MediaWiki). You can use categories (I used MediaWiki categories)
Gives priorities to the subareas.
Now you should know much more, you want deal with.
Then you may have some study sources: books, Internet.
You should not focus on too much books and websites at once.
You can plan using the calendar.