遇到的问题：新建Maven项目后报错：Could not get the value for parameter encoding for plugin execution default- resources
解决方法：
解决：
问题：
Could not get the value for parameter encoding for plugin execution default-resources Plugin org.apache.maven.plugins:maven-resources-plugin:2.5 or one of its dependencies could not be resolved: Failed to collect dependencies for org.apache.maven.plugins:maven…….
解决方法：
1.Close Eclipse.
2.Navigate to user home directory. (For example: “C:\Users\YourUserName.m2”)
3.Delete the “repository” folder.
4.Re-open Eclipse.
5.Click on the Maven project that has an issue and go to “Project” –> “Clean”.
6.Right-click on the project and go to “Maven” –> “Update Project…”.
7.Close Eclipse.
8.Open Eclipse.
9.Click on the project folder in the “Project Explorer” window (usually on the left).
10.Hit the “F5” key a few times to Refresh your project.
Done!
另外遇到问题：jsp页面报错：The superclass javax.servlet.http.HttpServlet was not found on the Java Build Path
解决方法：项目右键—>build path—> configure build path —>librarys—>Add Library—>Server Runtime —>Apache Tomcat x.x—>finish
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