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即时通信系统（Java实现源代码)，测试可行。(Instant messaging system (Java source code), the test is feasible.)

A source code of international Chin chess, have the referenc

Hadoop数据仓库--hive介绍 详细介绍，不错的资料(Hadoop data warehouse- the hive introductory details, good information)

oints in data to the points in model. Fit with respect to minimize the sum of square

spark插件开发的中文文档。绝对的实用！(spark plug-in development in Chinese documents. The absolute practical!)

这是http文件传输代码，用java语言编写，工程文件(The file transmission code through http )

介绍了SSH经典框架的运用，环境的搭建等一系列内容。为开发者提供了基础。(SSH classical framework introduced the use of environment to build a series of content. Provides developers with the foundation.)

java基础教程,对于初学者有很大的帮助，是你进行软件行业java方向的最好入门书籍 (Java based tutorial, very helpful for beginners, is the entry you are Java direction of software industry s best books)

说明：  java小游戏练手，使用GUI编程,展示了类的继承,多态。(Java small game practice, using GUI programming, show class inheritance, polymorphism.)

1、任务管理中，添加任务时去掉了分类和日期的必须输入检查，更方便快速添加； 相应的数据库脚本中，任务表(todo)的任务分类ID(CATEGORY_ID)和处理时间(DEAL_DATE)字段修改为允许空值； 2、任务管理中，修改了当点击新添加行的优先级和状态时也相应事件的Bug； 3、添加了相册名称和文档名称的最大长度验证； 4、笔记模块，修改直接添加笔记时，无法从相册添加图片的Bug； 5、用户管理模块更名为系统管理，并添加了系统设置功能，可以直接在页面上设置如下信息： 邮箱服务器、邮箱账号、邮箱密码、是否开放注册、相册缩略图尺寸； 升级时注意数据库脚本的修改。 (1, task management, add tasks remove classification and date when the must input inspection, more convenient fast add The corresponding database scripts, task lists (todo) task CATEGORY_ID) and the ID (classification processing time (DEAL_DATE) field modification to allow null values 2, task management in a click new add, modify did when priority and status of the corresponding events Bug 3, added album name and document name maximum length of validation 4, notes module, modify, cannot directly add notes from the album the Bug add images 5, user management module was renamed system management, and add system functions, can be directly on the page set the following information: Mailbox server, email accounts, E-mail passwords, is open registration, photo album thumbnail size Upgraded the modification. Attention database script )