spring的基础入门IoC

This class is used via J N I by code in frameworks/base Source Code for Andriod.

Returns whether this {@code Enumeration} has more elements.

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Commom math library java

主要用于支持spatial indexing technology, 使用spatial index包括R-tree以及R-tree的扩展，可以进行包含坐标数据的index以及search(Used to support spatial indexing technology, including the use of spatial index R-tree and R-tree extension can contain coordinate data of the index and search)

动态库加载dll文件方式， navtive， Pos，zip(Dynamic Library Loading DLL Files)

说明：  beetl是新一代模板引擎，比常见的Java服务端模板引擎都优秀(Beetl is a new generation of template engines, better than the common Java server-side template engines)

同人类任何语言一样，Java为我们提供了一种表达思想的方式。如操作得当，同其他方式相比，随着问题变得愈大和愈复杂，这种表达方式的方便性和灵活性会显露无遗。(Like any human language, Java provides us with a way of expression. If the operation is properly compared with other means, as the issues become larger and more complex, the expression of the convenience and flexibility will be shown.)

Java2 实用教程 耿祥义 实验代码和答案 非常好的使用资料(java 2 answer for the java2 second version very good)

一个简单的学生信息记录表，用到了子类和父类的构造与派生(A simple student information records, use the subclass structure and derivation)