Scala语言入门第三周

收集的Java入门资料，内容丰富，希望对大家有用。(Collection of introductory information on Java, rich in content and hope for all of us.)

java学习用书，可以更好的学习java，掌握java的基础知识(java study books, you can better learn java, java master the basics)

2222Java2 参考大全(第4版).pdf，是一本很好的电子书，对JAVA 2做了很好的解释，并有事例来说明，(2222Java2 Reference (4th edition). Pdf, is a very good e-books, on the JAVA 2 make a very good explanation, and have examples to illustrate)

【实例简介】 Guns后台管理系统是一款项目快速开发管理系统网站搭建模板，基于Spring Boot2开发，内置主控面板、组织架构、用户管理、机构管理、职位管理、权限管理、基础数据、系统功能、通知管理、监控管理等多种功能操作模块，完成网站系统搭建后，可以对含系统管理、代码生成、多数据库适配、SSO单点登录、邮件发送、任务调度、持续集成、docker部署等功能进行管理和配置，是一款非常专业实用的网站管理系统，专为站长网站搭建而设计，可以让所有人拥有属于自己的运营网站。

说明：  专门为kettle这款优秀的ETL工具开发的web端管理工具。 kettle作为非常优秀的开源ETL工具得到了非常广泛的使用，一般的使用的都是使用客户端操作管理，但问题是当投入生产环境使用时，动辄上百或几百个job需要管理，这时在使用客户端管理已经很难完成了。我所知道的解决方案有用命令行的调用的，操作麻烦，总之还是很难用啦，还有就是开发web端管理工具，kettle自带了一个web端管理工具，界面极其简陋不说，还很难用，基本无法投入生产环境使用，其他没留意到还有没有较好对众多job进行管理的工具。(A web-side management tool specially developed for kettle, an excellent ETL tool. Kettle as a very excellent open source ETL tool has been widely used, the general use is the use of client operation management, but the problem is that when used in production environment, hundreds or hundreds of jobs need to be managed, when the use of client management has been very difficult to complete. The solution I know has command-line calls, troublesome operation, in short, it is difficult to use, but also the development of web-side management tools, kettle has a web-side management tool, the interface is extremely simple, not to mention, it is also difficult to use, basically can not be put into production environment, other did not notice there is no better. Tools for managing many jobs.)

基础练习，这是Java入门课程的基础练习。包括了许多的知识点(Basic exercises, which are the basic exercises of the Java introductory course. It includes many knowledge points.)

200个Java初学者必看的小程序,从初始的hellow world 到jFrame的基础使用方法都包括了(200 Java applet beginners must-see, world hellow to the base from the initial use of jFrame are included)

1 取字符串所有汉字首字母 2 取汉字字符串的首字母(A string of all the characters take the first letter of two characters to take the first letter of a string)

基于Java Web的博客系统(源码+数据库+ppt文档)

使用Java做的安卓的一个小案例，实现了IP拨号的功能(A small case using Java do the Android, the realization of the IP dial function)