And this is why it is advised to not runsudo rm -rf /command because you’ll wipe out your entire Linux system. Please note that in some cases, you could be running a command like ‘sudo rm -rf /var/log/apt’ which could be fine. Again, you have to pay attention on what you a...
.bashrc(short forbashreadcommand) is a configuration file for the Bash shell environment. Every time an interactive Bash shell session starts, the.bashrcscript file executes. The file contains variouscomments, configurations, and functions to customize the shell experience and automate tasks. The.bash...
sudo service tomee4 start|stop|restart|status sudo service httpd start|stop|restart|status what codes does the sudo do when you execute it? actually, sudo command is only a tool with which you can get some specific previleges to execute the specific command, you can understand above commands...
Once the image is built, you can run a container based on that image using the following command: docker run my-container Docker will start a container from the image and execute the command specified in the Dockerfile (echo “Hello, Docker!”). You should see the output “Hello, Docker!
Linux is flexible, so it doesn't take much work to make su work similarly to sudo -- or vice versa. To run a single command as the root user with su, run the following command: su -c 'command' This is similar to running a command with sudo, but you'll need the root account's...
Knowing what every part of aLinux commanddoes and the potential dangers helps to avoid such situations. A typical example is thesudo rm -rfcommand, which is very helpful when used correctly but may result in consequences if mistyped or misused. ...
What is sudo (su 'do')? Sudo is acommand-lineutility forUnixand Unix-based operating systems such asLinuxandmacOS. The utility provides an efficient way to temporarily grant users or user groups privileged access to system resources so that they can run commands that they cannot run under th...
This can easily be done using the umount command: umount TargetDrive For me, itssdb1: umount /dev/sdb1 Now, all you need to do is use the following command to format the disk: sudo dd if=/dev/zero of=TargetDrive bs=1M Ignore the error message as you are wiping the disk from the...
The tar command in Linux is a commonly used lightweight command line tool for creating file archives and compressing them.
as the command line, it is a facility which lets you instruct your OS using text. However few people nowadays are familiar with command line code, and it once used to put people off using Linux. This changed because a modern distribution of Linux will use a desktop shell just like ...