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配置classpath变量,才能使得java解释器知道到哪里去找标准类库,这些标准类库是别人已经写好了的,我们只管使用。比如我们常用到java.lang包中的类 ...
Groovy ‘s RootLoader is a handy class that can be used to encapsulate a Groovy script’s reference to external classpath dependencies within the script itself. The documentation for RootLoader ...
It should be noted that since Tomcat runs on a Java installation, it also has access to any JAR file placed on the classpath of the JVM. This is known as the system classpath, and while it is a viable ...
The persistence.xml file must be located in a folder named META-INF. It’s not good enough for the persistence.xml file to simply be on the classpath. It must be in the META-INF folder. As with the ...
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