matlabl

java两种方法编写倒置的三角形，输出第一行7个，第二行5，第三行3个，第四行1个(two ways to write java inverted triangle, the first line of the output 7, the second line 5, the third line 3, the fourth line 1)

说明：  用于生成gexf格式的数据文件，为后续的可视化开发服务(Used to generate data files in gexf format, serving for subsequent visualization development)

The First Make Looping

Write a database program that stores details of a photograph collection.

本书介绍了java语言的基本特性，包括字符串、选择、小应用程序以及异常等内容。与一般书籍不同的事，本书用大量的示例说明了java语言的语法、特性等，特别适合与刚刚接触java的学生，使其在实战中锻炼java语言的开发技巧。(This book introduces the basic features of java language, including strings, select, small applications, and exceptions and so on. Different things with the general books, book with plenty of examples illustrate the syntax of the java language, characteristics, especially for students and new to java, java training in actual combat to the development of language skills.)

说明：  java界面设计，适合初学者！欢迎下载，大家交流学习。(java interface design, suitable for beginners! Welcome to download, the exchange of learning.)

移动业务的开发，基于spring struts2 hibernate技术进行开发的管理页面系统。(Mobile business development, based on spring struts2 hibernate technology development management page system.)

java swing testes buttons and text

Solution Manual to Fundamentals of Statistical Signal Processing - Estimation Theory By Steven M.Kay

2019北航面向对象课设12个项目的代码(BUAA 2019 Object Oriented CODE)