UNIX and Linux Commands Tutorials

Linux Tail Command

Linux tail Command Examples

Linux tail command outputs the last part of the files. There is an option to keep the file open for further entries. This makes it very useful to work with log files where we can….

LiteSpeed Web Server “Resume All Listeners” Workaround

I am using LiteSpeed Web Server. It works great when used with the LiteSpeed Cache WordPress plugin. However, sometimes I see that the error.log is filled with the “Resume All Listeners” notice messages. 2019-10-22 14:11:09.999551….

Linux SCP Command to Transfer Files Securely

As a Linux user or Systems administrator, transferring files in a secure manner between different Linux systems is crucial. This safeguards vital information which could be intercepted and stolen by hackers. In this guide, you….

Linux passwd command – Change User Password

Introduction Linux passwd command changes a user’s password. A user can only change his/her own password but the root/superuser may change any user’s password. Let’s look at the Linux man page to understand the usage….

Linux date Command Examples

Unix/Linux date command is a command used for displaying the system’s date and time. In addition, the command can also be used to modify or set the system’s date and time. For one to change….

Linux rsync Command Examples

Rsync, short for remote sync, is a Linux command used for copying and synchronizing files, between 2 Linux systems. It works in such a way that any additional changes made to a file or directory….

Linux Environment Variables

Introduction An Environment is an area that contains information about how various programs and applications behave. Linux Environment Variables are used by the applications to get information about the environment. The Environment is configured every….

Linux chmod Command Examples

In this guide, you will learn about the chmod command. Linux chmod command is one of the most commonly used commands especially by system administrators when assigning modifying file and folder permissions. It’s usually used….

Linux chown Command Examples

Once in a while, you will be faced with the prospect of changing permissions of files and folders. Linux chown command enables you to modify file and directory permissions as you deem fit. This comes….

Linux ping Command Examples

The ping (Packet INternet Groper) command is one of the most widely used utility across different Operating systems: from Windows to Linux. It’s a network troubleshooting tool used for testing reachability of remote systems, servers,….

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