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jsp 教程 web 设计简单的上传与下载代码(jsp tutorial web design is simple to upload and download code)

上传POST模拟，支持断点，思想实现。已测试可用。为通过验证，上传部分！(upload post breakpoint)

jcrawl是一款小巧性能优良的的web爬虫,它可以从网页抓取各种类型的文件,基于用户定义的符号,比如email,qq. (jcrawl is a small, good performance of the web crawler, it can capture various types of files from web pages, based on user-defined symbols, such as email, qq.)

说明：  1. 能够实现根据以下关键字查询：学生姓名 、学号、班级、课程名称。 2. 能够实现按照单科成绩、总成绩、平均成绩、学号排序。 3. 能够实现学生信息的插入、删除和修改。 4. 能够查询每个课程的最高分、最低分及相应学生姓名、班级和学号。 5. 能够查询每个班级某门课程的优秀率(90 分及以上)、不及格率，并进行排序。(1. Be able to query according to the following keywords: student name, student number, class, course name. 2. It can be sorted according to single subject score, total score, average score and student number. 3. Be able to insert, delete and modify student information. 4. Be able to query the highest score and lowest score of each course and the corresponding student name, class and student number. 5. Be able to query the excellent rate (90 points and above) and failure rate of a course in each class, and sort them.)

Web Corpus extends Multi Source Corpus Source Code for Andriod.

无作用,无需下载,不用预览,只是开通功能(No effect, no downloading, no preview, only open function)

教师业务档案管理系统申网易联是一家专业从事：域名注册、空间租用、服务器租用托管 电信IDC业务等网站建设一体化的正规电信级网络公司,我们以电信级的设施、专业的品质、实在的价格、高速的访问速度为众多的网站建设者提供更快、更稳、更安全的网站空间(Teachers file management systems Shen Netease Alliance engaged in a professional : domain name registration, space rental, rental server hosting IDC telecommunications business sites such as the building of integrated formal telecommunications network company, our carrier-class facilities and professional quality, is the price the high speed access to the many websites builders provide faster, more stable, more secure web space)

java编程实例,有一百多实例,仅供学习java编程(Java programming instance, there are more than 100 instances, only for learning java programming)

说明：  用java语言实现拼图功能，要求在eclipse环境下运行(Puzzles with java language features required to run under eclipse)

Java编程中常见的一些错误以及解决的办法(Some common Java programming errors and solutions)