Categories: BasicsdebianLinux & UnixUbuntu

Linux Basics: How to view log files on the shell

Most Linux servers are administered on the command line e.g. through an SSH connection. In the following tutorial, I will explain several shell commands that make it easy to view log files on the Linux command line (shell). These commands will work on all major Linux distributions incl. AlmaLinux, CentOS, Debian, Fedora, RockyLinux, and Ubuntu. … Read more

The post Linux Basics: How to view log files on the shell

How to clear Bash history on Linux

The bash history is a log file that contains all commands that the user executed on the Linux shell. When you use the "arrow up" key on our keyboard, then Bash will look up the previous command from that file and display it on the screen, ready to be executed again.…

May 7, 2021

In "bash"

Get the name of the newest file in a directory on the linux shell

If you have a directory with many files (a few thousand in my case) and need to know which one is the newest, then the following command might be useful. It returns the name and details of the newest file in a directory where it is executed: ls -tl |…

June 22, 2021

In "bash"

How to prevent a Linux system user from logging into the system

The shell setting in /etc/passwd determines whether a Linux system user may log in via the shell or over SSH. If you don't want a certain user to be able to log in, set the shell to /bin/false or /sbin/nologin. For the user "otheruser" on Debian and Ubuntu Linux, here's…

July 28, 2021

In "Basics"

Ubuntu Server Admin

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Linux Basics: How to view log files on the shell

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How to clear Bash history on Linux

Get the name of the newest file in a directory on the linux shell

How to prevent a Linux system user from logging into the system

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Linux Basics: How to view log files on the shell

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