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    As the school year progressed , the teacher was distressed to see that more and more of the students were beginning to tease and make fun of one another . She decided to do something about it . When the students returned to the classroom after Spring Break , t ...
[size=small]dwr配置: 1. 需要在web.xml文件里面加上dwr的过滤器 <servlet> <servlet-name>dwr-invoker</servlet-name> <servlet-class> org.directwebremoting.servlet.DwrServlet </servlet-class> <init-param> <param-name>debug</param-name> <param-va ...
概括而言,java有6个地方可以存储数据: 寄存器:存储最快的地方 堆heap:一般new个对象的时候,将对象的数据存储在堆栈中,包括数组的new 栈stack:速度比堆快,声明的变量存储在栈中,不过有区别,变量会把数值也存储在一起,但对象就会再在堆栈中划个区域保存数据,即栈中的对象引用堆中的数值 静态存储:static标识的数据,不包括对象 常量存储:存储常量 硬盘存储:常见的2个例子是流对象和持久化对象 了解以上后,会对java的开发有很大帮助,特别是传值的操作,"call by value"和"call by referrence". ...
&nbsp;&nbsp;&nbsp;&nbsp;" With the rise of netizen population , the leaders are attaching more importance to the Internet as a direct communication channel ." said Wang Sixin , the professor at the China Communication University ." Here they get the most genuine views . ...
&nbsp;&nbsp;&nbsp;&nbsp;President Hu Jintao held his first live online chat with netizens last Friday , telling them that divergent voices could be heard in the country . The young people were impressed by the unprecedented move . &nbsp;&nbsp;&nbsp;&nbsp;" The Int ...
javascript伪协议: 就是使用a标签的href属性来运行javascript的方法,          <a href=“javascript:callback()"></a> 当你点击这个链接的时候,页面不发生跳转,但是会运行callback这个方法 缺点: 引用因为这个是伪协议,即非标准化通信机制,所以有的浏览器会不支持这个协议,当你使用这一类的浏览器时,就会发生错误
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