2021-01-21 admin 阅读(9284) 评论(0)

先到cisco网站注册Cisco账号访问Netcad网站，登记刚刚那个cisco账号，并且登录Cisco账号https://www.netacad.com/portal/self-enroll/...

2020-12-09 admin 阅读(20158) 评论(0)

D:\tools\ffmpeg\bin>ffmpeg -stream_loop -1-re -i G:\文档\迈克尔欧文.mp4 -vcodec libx264 -acodec aac -...

2020-12-08 admin 阅读(6740) 评论(0)

在升级内核前，应该先执行操作把所有包升级到最新yum update 导入public keyrpm --import https://www.elrepo.org/RPM-GPG-KEY-elr...

2020-11-26 admin 阅读(8767) 评论(0)

wget --no-cookies --header "Cookie: =" --post-data 'tab=search&name=+&personsubmit=Rechercher&key...

2012-12-21 admin 阅读(6389) 评论(0)

语法：background-position : length || length background-position :&nbs...