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运用java对系泊系统的参数进行计算，建立算法模型。(The parameters of mooring system are calculated by Java, and the algorithm model is established.)

观察者模式，实现数据更新的监听，当有一方面数据变化时，会通知到所有观察者。(The observer pattern, the monitoring of data updates, will notify all observers when there is one aspect of the change in the data.)

java实现的上传文件的代码，并实现了分文件夹存储，每个文件夹最多存储1000个文件，存满后自动创建新的文件夹，最初的文件夹的名字从“1”开始，以后自增。()

说明：  java 打地鼠小游戏 课程设计 经过测定 非常好用(the code for java game)

Excel中是没有HashMap这个对象的，用惯了Java的程序员，如果需要用到Excel的Hashmap，可以参考附件的源码(Excel is not the object HashMap, used to the Java programmers, if you need to use Excel s Hashmap, you can refer to the attached source)

说明：  通过http在互联网上下载一个图片,并显示(Through http on the Internet to download a picture, and display)

java 连接oracle的连接池示例，对初学者很有用哦(document for java connect oracle:connect pool case)

说明：  SpringCloud微服务实战-源码，对应书本章节(Spring Cloud Microservice Actual Warfare-Source Code)

An ListIterator is used to sequence over a List of objects. ListIterator can move backwards or forwards through the list.

说明：   时间序列预测法是一种定量分析方法，它是在时间序列变量分析的基础上，运用一定的数学方法建立预测模型，使时间趋势向外延伸，从而预测未来市场的发展变化趋势，确定变量预测值 时间序列预测法是一种定量分析方法，它是在时间序列变量分析的基础上，运用一定的数学方法建立预测模型，使时间趋势向外延伸，从而预测未来市场的发展变化趋势，确定变量预测值 (Time series forecasting method is a quantitative analysis method, which is variable in time series analysis based on the use of certain mathematical methods prediction model established so that the time trend extends out to forecast future market trends, determine the variable predict value of time series forecasting method is a quantitative analysis method, which is variable in time series based on the analysis, using certain mathematical methods prediction model established, to enable an extension of time trends outwards to forecast future market developments, trends, determine the variables predictive value)