defjava2

thinking in java 是一部经典的java书籍，无论是是对于初学者还是有一定开发经验的java程序员来说，他都是一不好说，称得上是一部经典。(thinking in java java books is a classic, whether for a beginner or have some experience in the development of java programmers, he is a hard to say, be regarded as a classic.)

编写一个复数类，可以进行复数加法和减法运算。编写一个包含main方法的类（应用程序）测试该复数类。要求该复数类至少包含一个无参的构造方法和一个带参的构造方法；数据成员包括复数的实部和虚部，为double类型；包括两个方法，分别实现复数的加法和减法运算。(Write a complex class, which can add and subtract complex numbers. Write a class (application) containing the main method to test the complex class. The complex class is required to include at least one parametric construction method and one parametric construction method; the data members include the real and imaginary parts of the complex, which are of double type; and two methods are included to realize the addition and subtraction operations of the complex respectively.)

图形压缩的Java脚本文档，采用的是动态规划算法(Java script compressed graphics files, using a dynamic programming algorithm)

这是关于java中字符串的相关代码源文件，大家可以试着下载下来学习或查阅(This is about the relevant code string java source files, you can try to download or access to learning)

说明：  操作简单的Mongodb网页web管理工具,基于Spring Boot2.0支持mongodb集群(Simple operation of mongodb web management tools, based on spring boot2.0 support mongodb cluster)

我用过的SQL的数据库，有用的下吧 我用过的SQL的数据库，有用的下吧 我用过的SQL的数据库，有用的下吧(I used SQL database, useful, are you my SQL database used and useful, are you my SQL database used and useful under the right)

新闻管理后台静态页面，对做一些Java语言的后台页面有帮助(News management background static page, helpful to do some Java language background page)

说明：  时间选择器，可以选择时间段内的时间，有效提高jsp代码(Time selector, you can select the time within the time period, effectively improve the JSP code)

使用java语言，开发的通讯程序，使用套接字实现这一功能，很好很强大！(socket)

Une intreoduction sur Java Beans et RMI