Java p2p程序设计2002年版，书中程序代码，觉得还不错，电子书里的不清晰...

applet java 的编程程序，不错的，-java applet of the program, yes, Oh

局域网通信，可以实现局域网群聊的简单java程序-Local area network communications, LAN group can achieve a simple java chat program

摇奖机,很好玩,大家可以拿去测试一下,希望能喜欢-lottery machine, is a lot of fun, we can spend to test and hope like

一个很贴近的和windows界面很像的记事本-A very close and very much like the windows interface of Notepad

网页自动刷新页面在JSP中编写你的第一个Tag标签程序，在一些有这方面特殊要求的情景下很有用。-web pages automatically updated in your JSP preparation of a Tag labeling procedures, in some special requirements in this regard under the scenes useful.

实践考核类2的实验，内附实验报告，有用的话可以参考参考-Practice Assessment Class 2 experiments included test reports, useful, can refer to the reference

在实际项目 开发中，很多时候需要用到邮件，比如论坛注册需要用邮件激活。 一般用Javamail发送，目前最新的版本是1.4.2 可以在http://java.sun.com/products/javamail/index.jsp 下载最新版本 如果使用的不是J2SE6，那么需要把 JavaBeans Activation Framework加到环境变量 可以在http://java.sun.com/javase/technologies/desktop/javabeans/jaf/index.jsp 下载 不过为了简化开发，可以直接使用apache common项目的mail 官方网站为: http://commons.apache.org/email/ -Project development in the actual project, the time required to use a lot of mail, such as the forum Registration required by e-mail activation. Send Javamail general use, are currently the latest version 1.4.2 can download the latest version of http://java.sun.com/products/javamail/index.jsp If you are using is not J2SE6, then need to add environment JavaBeans Activation Framework http://java.sun.com/javase/technologies/desktop/javabeans/jaf/index.jsp variables can download in order to simplify the development, however, you can use apache common direct mail projects for the official website: http://commons. apache.org/email /

图像检索的代码a-Image Retrieval a code

ajaxanywhere-1.2.zip 很好用。-ajaxanywhere-1.2.zip good use.

alter table tbl_name add col_name type 例如,给表增加一列weight mysql>alter table pet add weight int 删除列 alter table tbl_name drop col_name 例如，删除列weight： mysql>alter table pet drop weight 改变列 alter table tbl_name modify col_name type 例如，改变weight的类型： mysql> alter table pet modify weight samllint 另一种方法是： alter table tbl_name change old_col_name col_name type 例如： mysql> alter table pet change weight weight samllint 给列更名 mysql>alter table pet change weight wei 给表更名 alter table tbl_name rename new_tbl 例如，把pet表更名为animal mysql>alter table pet rename animal -alter table tbl_name add col_name type for example, to form an increase in weight mysql> alter table pet add weight int Remove Columns alter table tbl_name drop col_name For example, the deletion of column weight: mysql> alter table pet drop weight change out alter table tbl_name modify col_name type for example, the type of weight change: mysql> alter table pet modify w