Maven篇

1.修改mirror

    alimaven
    central
    aliyun maven
    http://maven.aliyun.com/nexus/content/groups/public



    mirrorId
    repositoryId
    Human Readable Name for this Mirror.
    http://my.repository.com/repo/path

2.修改Jdk

    jdk-1.8
    
        true
        1.8
    
    
        1.8
        1.8
        1.8
    

3.Classpath entryorg.eclipse.m2e.MAVEN2_CLASSPATH_CONTAINER will not be exported or published. Runtime ClassNotFoundExceptions may result.

右键项目properties>Deployment Assembly>Add>Java  Build Path Entries>Next>
Maven Dependencies>Finish

4.web.xml is missing and is set to true

    
        
            org.apache.maven.plugins
            maven-war-plugin
            2.6
            
                false
            
        
    

5.新建Maven Web项目导致EL表达式不能被解析

这是因为Web.xml版本在2.3以前是忽略EL表达式的，可以在Jsp页面Page指令中加入isELIgnored="false",也可以修改Web.xml版本如下：