To execute the last executed command, just type double exclamation marks, and press ENTER key in the terminal: $ !! This will execute the last command. You can also run the command as root user. Simply add sudo in-front of !! to execute the last command as root user. $ sudo !! Or...
When we work on the Linux command line, we often need to recall or reference the previously executed command or some parts of that command in the current one. For example, most of us know that we can press Ctrl-p (or the Up-Arrow key) to recall the last command so that we can mod...
However, there are also other ways to fix typos in previously entered commands. In this tutorial, we will see all possible ways tocorrect errors in previous console commandsin Linux and Unix. Disclaimer: This article contains aNSFW(Not Safe For Work), and anunusual wordin some places. Even ...
By default, Windows saves all of the commands that you type in the PowerShell console to a text log file. This allows you to re-run any command and view the history of the PowerShell commands that you have run, even after you close the console or restart your computer. PowerShell curre...
///* Main routine for tar. */intmain(intargc,char**argv){/* Decode options. */decode_options(argc,argv);/* Main command execution. */switch(subcommand_option){caseUNKNOWN_SUBCOMMAND:USAGE_ERROR((0,0,_("You must specify one of the `-Acdtrux' or `--test-label' options")));caseCRE...
Command to displayprevmanual in Linux:$ man 1 prev NAME prev - show the previous message SYNOPSIS prev[+folder] [-showprocprogram] [-showmimeprocprogram] [-header|-noheader] [-checkmime|-nocheckmime] [switches forshowproc orshowmimeproc] [-version] [-help] ...
Alternatively, we can use thesudocommand directly to avoid enteringrootcredentials. In essence,sudoprovides a way to delegate specific administrative tasks without sharing therootpassword withother users: $ whoami Baledung $ sudo passwd Changing password for user Baeldung (current) UNIX password: New ...
Currently, Syetmback is available only for ubuntu based systems. On Ubuntu and it’s derivatives, we can easilyinstall it via PPA. Run the following command sequences to install Systemback on your Ubuntu system sudo add-apt-repository ppa:nemh/systemback ...
selinuxenabled ] && /usr/sbin/selinuxenabled || return allow_ypbind=0 . /etc/selinux/config - if [ -e /etc/selinux/${SELINUXTYPE}/modules1/active/booleans.local ]; then + if [ -e /etc/selinux/${SELINUXTYPE}/modules/active/booleans.local ]; then . /etc/selinux/${SELINUX...
Don’t Miss:The Power of Linux “History Command” in Bash Shell In this tip, we shall cover a simple and handy method of dealing with a command line typo, let’s suppose you wanted to see if there’s a service listening on port22, but accidentally typednestatinstead ofnetstat. ...