Sometimes you may want to find out the difference between su and sudo commands in Linux. Here is su vs sudo in Linux.
Su vs Sudo in Linux
How to Parse Command Line Arguments in Bash
Sometimes you may need to read command line argument in shell script. Here is how to parse command line arguments in shell scripts in Linux.
Top SFTP Command Examples
SFTP is a secure file transfer protocol in Linux. Here are top SFTP command examples for your reference.
How to Compare Two Files in Linux
Linux Split File into Multiple Files
Sometimes you may need to separate sections for split file by size, split file by pattern, split file every n lines, split txt file into multiple files. Here is how to split file into multiple files in Linux.
How to Disable Unnecessary Services in Linux
Unnecessary services consume CPU and memory in Linux. Here is how to find and disable unnecessary services in Linux.
How to Use Journalctl Command in Linux
Journalctl allows you to query systemd logging facility journald. Here is how to use journalctl command in Linux.
How to Grep Log File Within Specific Time Period in Linux
Sometimes you may need to grep log file within specific time period in Linux or extract logs with timestamp. Here are the steps to do so.
How to Block or Disable User Login in Linux
Sometimes you may need to block or disable user login in Linux. Here is how to prevent user login in Linux.
How to Remove Unused Kernels in Ubuntu
Often you may need to remove unused and old kernels to save disk space. Here is how to remove unused kernels in Ubuntu.