Bug 65389 '#' should be a default auto activation trigger for javadoc content assist
'#' should be a default auto activation trigger for javadoc content assist, since we offer code assist in situations like /** @see Vector#<caret_here> */. IMO, we should make all these characters auto activation triggers: "@#.<".
org.eclipse.jdt.ui/ui/org/eclipse/jdt/ui/PreferenceConstants.java
public static final String CODEGEN_EXCEPTION_VAR_NAME= "org.eclipse.jdt.ui.exception.name"; 
	
	/**
	 * A named preference that controls if comment stubs will be added
	 * automatically to newly created types and methods.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 2.1
	 */
	public static final String CODEGEN_ADD_COMMENTS= "org.eclipse.jdt.ui.javadoc"; 
	/**
	 * A named preference that controls if a comment stubs will be added
	 * automatically to newly created types and methods.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @deprecated Use CODEGEN_ADD_COMMENTS instead (Name is more precise).
	 */
	public static final String CODEGEN__JAVADOC_STUBS= CODEGEN_ADD_COMMENTS;
	/**
	 * A named preference that controls if a non-javadoc comment gets added to methods generated via the 
	 * "Override Methods" operation.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @deprecated New code template story: user can
	 * specify the overriding method comment.
	 */
	public static final String CODEGEN__NON_JAVADOC_COMMENTS= "org.eclipse.jdt.ui.seecomments";