sudo apt-get install pavucontrol alsa-utilsAlsamixer F6 selects the sound card t......

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1. sudo apt install pavucontrol 2. sudo pavucontrolBasically, you just need to a......

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Configure sshd_configlocal computer:vim /etc/ssh/sshd_configRemove the # in fron......

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1. Edit the nginx.conf configuration file command## /usr/local/nginx/ nginx inst......

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In Ubuntu 18.04, you can use nethogs to view the network bandwidth usage. Unlike......

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nload is a command-line tool that outputs Linux network traffic status in real t......

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I updated the source after encountering an error, but found that it still prompt......

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After A, before B, before and after Cgrep -A 1 'process:' app-20211014.txt |grep......

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forewordHere is a summary of how to use the Telnet command under Windows7 as fol......

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Problem DescriptionThe domain name cannot be pinged, but the IP mapped to the do......

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1. Edit the nginx.conf configuration file command## /usr/ local /nginx/ nginx in......

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yum update kernelyum update kernel-develyum update kernel-firmwareyum update ker......

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