day01

The this keyword evaluates to the this value of the execution context.

说明：  一只青蛙一次可以跳上1级台阶，也可以跳上2级。求该青蛙跳上一个n级的台阶总共有多少种跳法。要求：分别用普通方法和递归方法实现(A frog can jump up a step or two at a time. Find out how many jumping methods the frog can use to jump up an n-step. Requirements: Implemented by common method and recursive method respectively)

简单输出一段文字的程序，能够帮助初学者顺利深入学习(Text output section of a simple procedure that can help beginners learn the smooth depth)

网上文件管理系统：myeclipse开发的，可以上传下载文件，struts2框架，附带mysql数据库(Online document management system: myeclipse developed can upload and download files, struts2 framework with mysql database)

XML转换开源包，就是让你配置一个 XML 转到 Java Object 对应的程序, 当一些 XML 中特定的属性将会触发一些被称为 rules 的动作, 有一些属性是已经被定义好了, 当然你也可以建立自己所需要的. 而 Digester 也包含了以下高级的特性 : *能够嵌入你原本的对应方式, 而不会影响你的需求. *自定义(Customized)的 namespace-aware 的执行, 以至于你可以定义 rules 恰当独特的 XML 命名空间. *将所有的 Rules 放入 RuleSets 可以简单方便地重复使用在其它需要相同类型的项目之中(XML conversion open-source package, is to allow you to configure an XML to Java Object corresponding to the procedure, when a number of XML specific attributes will trigger a number of actions called rules, some properties are already defined well, of course, you can also create their own needs. and Digester also includes the following advanced features:* can be embedded in your original correspondence, rather not affect your needs.* Custom (Customized) the implementation of the namespace-aware, so that You can define rules appropriate to the unique XML namespace.* all the Rules into RuleSets can simply and easily re-use in other types of projects require the same among the)

说明：  一款安卓操作类小游戏源码。游戏的玩法也比较简单，就是点住鱼以后会有一个渔网慢慢破裂的效果(An Android operation game source code. The gameplay is also relatively simple, that is, after the fish is clicked, there will be an effect that the fishing net slowly breaks.)

本手册针对的是已有一定网页设计制作经验的读者。其目的是提供最新最全的样式表内容的快速索引及注释。 中文手册 (This manual is aimed at the production of a certain web page design experience of readers. Its purpose is to provide the most up-to-date content of the whole style sheet and note the rapid index. English Manual)

这是一个ppt介绍了一下javaFX中的listener，相信初学者能够学习(This is a ppt presentation a bit javaFX the listener, I believe that beginners can learn)

基于信誉的无线传感器网络模型。用java编写的(Trust and Reputation Models Simulator for Wireless Sensor Networks。the program is implemented by java)

java爬虫程序，运行时输入网址作为参数，然后可以爬下来一些网页内容。采用多线程结构，可以设置爬虫深度(It is a net-spider which can define the deepth of it and get the HTML and save as an static file at your disk.)