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By the very definition of what the root user account is, this account can do EVERYTHING & ANYTHING. It can completely destroy the system's filesystem and manipulate anything on the system. If you're going to do any experimentation such as this, you'll want to do it in a virtual machine, not on your bare metal system. Since this is a learning exercise I ...


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There is an application called BleachBit it has following features: Clear the memory and swap on Linux Delete broken shortcuts on Linux Delete the Firefox URL history without deleting the whole file—with optional shredding Delete Linux localizations: delete languages you don't use. More powerful than localepurge and available on more Linux distributions. ...


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I had the same issue after a fresh install of arch. I checked, double checked and triple checked the locale.gen and even removed every locale except en_US.UTF-8. I was just about to give up when I checked under settings, Regions & Language and discovered the language was not set even though I had run the command to set it. After picking english and ...


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You can make a script that does the following: xdotool key super+d wmctrl -s <desktop#> and bind that to the key you want. You probably have to install packages before you can use the commands (sudo apt-get install xdotool wmctrl on Debian based systems). As a bash script moving back to the first window (counting starts at 0): #!/bin/bash xdotool ...


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You can use gnome-session-properties in terminal or using Alt+F2. That opens up Startup Applications Preferences in my Linux Mint (could be different for your distro). Give a name for your command (optional) Write the bash code in Command option Add any comment (optional) Alternatively, you could give a command to execute a bash file (which contains ...


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The command 'chmod +x filename' does not install anything, it just sets the "executable" attribute on file. If you write a shell script with the filename 'myscript' and then you do 'chmod +x myscript' then instead of doing 'sh myscript' to run it, you will be able to do so with only 'myscript' (assuming the file is in a directory in your path). That being ...


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Upgrading the kernel did solved the issues with mouse pointers, which is available using the wheezy backports. Add the backports repo to your /etc/apt/sources.list and give the following commands: #login as root su #update packages apt-get update #install through backports apt-get -t wheezy-backports install linux-image-3.16-0.bpo.3-amd64 ...


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You can prevent all users and even root user to login to system if you delete /etc/passwd file. Deadly commands that can ruin your system



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