Commands using sudo (537)
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0sudo lsof -iTCP:25 -sTCP:LISTEN
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0% sudo yum remove streams-$(uname-r)
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If you run dpkg --clear-selections or have otherwise selected installed packages for deinstall, but want to undo it, run this. It will set all installed packages back to installed status so that they won't be removed by commands like "dpkg -Pa"
0dpkg -l | grep ^ri | awk '{print $2 " install"}' | sudo dpkg --set-selections -
Kills all processes with a certain string. This was done to kill all ssh sessions openned by zenoss which look like: usr/bin/ssh /opt/zenoss/bin/zenmodeler
0for line in `ps aux | grep <string> | awk '{print $2}'`; do sudo kill $line; done; -
0sudo passwd <username>
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0sudo chmod --reference=Referenz.foo Datei.foo
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entering this command as root may give more complete results, creating a tmp file, and immediately opening the file might be more useful
0sudo lshw -html > /tmp/hardware.html && xdg-open /tmp/hardware.html -
In this example, 192.168.12.50 is the host that should be routed via the VPN and "ppp0" is the name of the VPN network interface (ifconfig shows you the list of network interfaces). Can be a IP or domain name. Show Sample Output
0sudo /sbin/route add -host 192.168.12.50 -interface ppp0 -
0export NEWUSER=newuser; mkdir /home/$NEWUSER; useradd -d /home/$NEWUSER -s /bin/bash -G sudo $NEWUSER; passwd $NEWUSER
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0sudo ntpdate serverip
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Quickly reboot directly to Windows (or any other operating system) without the need to enter BIOS/UEFI or boot loader (if any). It's valid for one boot only, no persistent changes to boot priorities.
0sudo efibootmgr --bootnext `efibootmgr | sed -n "s/^Boot\([0-9]\{4\}\)\* Windows Boot Manager$/\1/p"` && reboot -
There are times when a X Window server hangs. When this happens, you can log in on a terminal and kill the Xorg process (i.e. the X Server). This one line command will do the trick.
0sudo kill -9 $( ps -e | grep Xorg | awk '{ print $1 }' ) -
0sudo ln -s /Applications/MAMP/tmp/mysql/mysql.sock /tmp/mysql.sock
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Change current working directory with root permissions. Place this snippet in your .bashrc to add a new "sudocd" command:
function sudocd {sudo bash -c "cd $1;bash"}Usage: sudocd DIRECTORY Please note that if you will use this command to cd into directories with the permissions allowing only root to be in them, you will have to use sudo as a prefix to every command that changes/does something in that directory (yes, even ls).0sudo bash -c "cd /PATH/TO/THE/DIRECTORY;bash" -
Recently in Debian Wheezy the dpkg command refuses to work with wildcards, so this is the one-liner alternative.
0sudo dpkg -P $(sudo dpkg -l yourPkgName* | awk '$2 ~ /yourPkgName.*/' | awk '$1 ~ /.i/' | awk '{print $2}') -
0sudo restart lightdm
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Recently in Debian Wheezy the dpkg command refuses to work with wildcards, so this is the one-liner alternative. (alternative to #13614)
0sudo dpkg -P $(dpkg -l yourPkgName* | awk '$2 ~ /yourPkgName.*/ && $1 ~ /.i/ {print $2}') -
Rainbow Stream is a smart and nice Twitter client on terminal. Almost everything you can do with a GUI application can be done, even viewing an image. - Tab-autocomplete, history browsing - Beautiful built-in themes and custom configuration support - Tweet's images directly on your terminal. Show Sample Output
0sudo pip install rainbowstream && rainbowstream -iot -
0sudo tee /path/to/file < /dev/null
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0sudo hdparm -B 200 /dev/sda
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0sudo ifconfig mlan0 down; sudo ifconfig mlan0 hw ether 00:10:10:10:08:88; sudo ifconfig mlan0 up;
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display dd status on OSX (coreutils) every 10 seconds Show Sample Output
0watch -n 10 sudo kill -INFO $(pgrep -l '^dd$' | cut -d ' ' -f 1) -
0sudo netstat -tulpn | grep :8080
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grep : This shows the process running on that specific port.
0sudo lsof -i | grep :8080 -
Show top apps that use internet, sorted by count connections and grouped by TYPE and Protocol Show Sample Output
0sudo lsof -P -i -n | awk '{print $1,$5,$8}' | tail -n +2 | uniq -c | sort -nr - ‹ First < 13 14 15 16 17 > Last ›
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