Creating a Bookmark Within a File
  The Workbench allows you to create bookmarks in files that you edit so that you can quickly reopen those files
  from the Bookmarks view ( 
   Window > Show View > Other...
  > General > Bookmarks).
 Window > Show View > Other...
  > General > Bookmarks).
  
    - With the file open in an editor, right-click in the gray border at the left of the editor area, next to the
    line of code or text that you want to bookmark.
- Select Add Bookmark from the pop-up menu.
- Notice that an icon for the bookmark now appears in the left border of the editor area. A line is also added to
    the Bookmarks view.)
You can reopen the file for editing at any time by double-clicking the bookmark in the Bookmarks
  view.
  Bookmarks
  Tasks view
  Creating a bookmark for an entire file
  Deleting a Bookmark
  Adding line items in the Tasks view
  Associating a task with a resource