"No Default proposals" is always prompted for the intelligent sensing of eclipse shortcuts"

Copy the eclipse (3.4.2) on the desktop to the notebook today and open the workspace on the notebook. Everything works normally. However, when I hit a class, I found that the SMART awareness of eclipse was not usable in the past. After a while on Google, there were a lot of solutions on the Internet, but some solutions were not quite complete. Here we will record them, to facilitate debugging of this problem in the future, make a record here:

Window-> preferences-> JAVA-> Editor-> content assist-> advanced

In "select the proposal kinds contained in the 'default' content assist list", hook the other Java proposals. The options to be checked are as follows:

Other Java proposals SWT template proposals type proposals can be checked.