Eclipse Popup Smart Hints, code wrapping

When writing Java programs in Eclipse, in order to quickly find variables or search method calls, with the help of a smart window, the program is written faster, but Eclipse does not eject the smart window by default, which requires its own configuration, set the following steps:

Open windows----->preference----->java--->editor------>content assit----> select Atuo under Activation enalbe tab Auto activation, fill in auto activation triggers for Java: ABCDEFGHIJKLMNOPQRSTUVWXYZ

Wrap Line:

indows----->preference----->java--->editor------>code Style---->formatter option, then click Edit, select Wrapping Line tab, maximum line width: set to 20
Under Line Wrapping-policy Select: Wrap Shere necessary, then setline width Preview window: set to 20

Eclipse Popup Smart Hints, code wrapping