流水账
修改bash的环境变量.bash_profile文件中的PATH变量
临时添加路径到环境变量export PATH=$PATH:.
c++在windows环境下的后缀名为cpp, linux环境下为cc
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关闭windows2003关机时的event tracker
http://www.windowsnetworking.com/articles_tutorials/Disable-Shutdown-Event-Tracker-Windows-2003.html