http://www.jb51.net/os/RedHat/523235.html
https://www.ibm.com/developerworks/cn/linux/l-cn-dtef/index.html
[Desktop Entry] Name=firefox Comment=firefox Exec=/usr/local/firefox/firefox Icon=/usr/local/firefox/browser/chrome/icons/default/default128.png Type=Application StartupNotify=true
Categories=Network
原文：https://www.cnblogs.com/feipeng8848/p/8854957.html