train

本书以Python为样本，不仅介绍了编程的基本概念，还着重讲解了 编程语言的范式（面向过程、面向对象、面向函数），并把编程语言的 范式糅在Python中，让读者不仅学会Python，未来在学习其他编程语言 时也变得更加容易。(aking Python as a sample, this book not only introduces the basic concepts of programming, but also focuses on the programming language paradigm (process-oriented, object-oriented, function-oriented), and incorporates the programming language paradigm into Python, so that readers can not only learn Python, but also become easier to learn other programming languages in the future.)

一个简单的P2P即时聊天系统，实现功能如下： 1) 点对点的单人聊天 2) 多人同时聊天 3) 用户可以自由加入和退出

Wicket is a framework that makes building web applications easier and more fun. It boasts an object-oriented programming model that encourages you to write maintainable code and helps you scale your development effort with its facilities for reusable components and separation of concerns.

说明：  涉设计顺序队列至少用一个内存空间解决假溢出问题，成员函数要有构造函数，入队列，出队列，非空否，并设计函数测试(Involved in the design queue order to solve at least leave with a memory overflow, member functions have a constructor, into the queue, the queue is not empty if, and design function test)

File Permission extends Permission implements Serializable Source Code for Andriod.

一个健身俱乐部的源码，页面时有用jsp和jquery。比较完整，导入即可运行。数据库用的是mysql(A health club source, while a useful jsp page and jquery. More comprehensive introduction to run. Database using mysql)

vCard parser for vCard 4.0.

将一个图片进行裁剪成指定大小的图片, 现在很多网站有这个程序来裁剪头像(Cutting a picture into a specified size of image, Now many sites have this procedure to cutting head)

scala语言入门的相关知识，分享给大家(Introduction knowledge)

This is danish notes to a course about Java programming. Involves design patterns, like the proxy pattern, observer etc. Details about: generic classes Annonym classes Enums Singleton JDBC (pros/cons) Inheritances and so on..