注册cisco Netcad account 方法(使用Cisco Packet tracer)
1. 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-en...
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1. 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-en...
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D:\tools\ffmpeg\bin>ffmpeg -stream_loop -1-re -i G:\文档\迈克尔欧文.mp4 -vcodec libx264 -acodec aac -...
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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 key rpm --import https://www.elrepo.org/RPM-GPG-KEY-elr...
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wget --no-cookies --header "Cookie: =" --post-data 'tab=search&name;=+&personsubmit;=Rechercher&k...
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语法: background-position : length || length background-position : position || position 取值: l...