https://single9.net/2015/10/%e8%ae%93-beaglebone-black-%e8%87%aa%e5%8b%95%e9%80%a3%e4%b8%8a%e4%bd%a0%e7%9a%84-wifi%ef%bc%81/
讓 Beaglebone Black 自動連上你的 WiFI!