!(https://oscimg.oschina.net/oscnet/up4dfd27ddf76c4c4889eaf232cb8a8d1c921.png)一、学习前准备帮助文档Linux命令大全(https://www.oschina.net/action/GoToLink?urlhttp%3A%2

1.移植环境准备①安装ubuntu14.04系统；②安装 jdkaptget install  jdk1.7③安装SDKhttp://www.cr173.com/soft/78226.html(https://www.oschina.net/action/GoToLink?urlhttp%3A%2F%2Fwww.cr173.co

!(http://static.oschina.net/uploads/space/2013/0621/093135_Cob9_856019.jpg)(https://www.oschina.net/action/GoToLink?urlhttp%3A%2F%2Fblog.sina.com.cn%2Fs%2Fblog_abf9d0130101c2x

源文件放在github，随着理解的深入，不断更新，如有谬误之处，欢迎指正。原文链接https://github.com/jacksu/utils4s/blob/master/sparkknowledge/md/sortshuffle.md(https://www.oschina.net/action/GoToLink?urlhttps%3A%2F%

在对接短信之前我们需要拿到下面这些东西a.已创建短信应用(https://www.oschina.net/action/GoToLink?urlhttps%3A%2F%2Fsupport.huaweicloud.com%2Fusermanualmsgsms%2Fsms_03_0001.html)，获取APP\_Key、APP\_

集成Maven1.下载Maven: apachemaven3.3.9bin.zip(https://www.oschina.net/action/GoToLink?urlhttp%3A%2F%2Fapache.fayea.com%2Fmaven%2Fmaven3%2F3.3.9%2Fbinaries%2Fapachemaven3

Ubuntu14.04下手动安装Firefox的Flash插件有以下几步：1\.下载Flash插件下载地址为http://get.adobe.com/cn/flashplayer/?no\_redirect(https://www.oschina.net/action/GoToLink?urlhttp%3A%2F%2Fget.adobe.

!(https://oscimg.oschina.net/oscnet/13e0cb89842c47028da956b4e734c272.jpg)Java技术栈www.javastack.cn优秀的Java技术公众号(https://www.oschina.net/action/GoToLink?urlhttps%3A%

1.下载地址链接：https://dev.mysql.com/downloads/windows/installer/8.0.html(https://www.oschina.net/action/GoToLink?urlhttps%3A%2F%2Fdev.mysql.com%2Fdownloads%2Fwindows%2Finstaller%2F8.

我已经在某些功能前面看到了@用法，如下所示：$fileHandle@fopen($fileName,$writeAttributes);这个符号有什么用？1楼它抑制错误。请参见手册中的错误控制操作符(https://www.oschina.net/action/GoToLink?u