Some problems that arise during the course of learning in case you forget:
Build the project directory structure manually in 1.eclipse
Build the folder according to the project structure, build path-configure build Path-source Delete the non-conforming structure , then Post build Path-use as source folder.
complement in 2.eclipse
(1) Java completion
windos->preference-> Input Search Content assit-Java content Assist-Auto activation triggers for Java input letters on the keyboard and punctuation (start keep dot number)
(2) XML completion
windos->preference-> Input Search Content assit-XML content Assist-prompt when these character is inserted input Lowercase & Uppercase letters on the keyboard (entered after the equals sign and the last behavior space)
If the property is not complete at the time of the configuration file, login: Http://spring.io/tools/sts/all See the plugin version of Eclipse; Help-->install New software-->work with input http://dist.springsource.com/release/TOOLS/update/e4.3/, enter wait a moment; In the installation of the plug-in in Eclipse, select only: Xxx/spring IDE; When installing plug-ins in eclipse, you do not need to update the network, click Accept, and then all the way next; when the installation is complete, a reboot is prompted. Spring IDE appears on Welcome screen after reboot
Some settings & configuration items in eclipse