Install x11vnc on Ubuntu
To install x11vnc on Debian/Ubuntu, run To start vnc server, run By default, there will be no password. To set
DMARC
DMARC is used to protect your email from email spoofing. DMARC use SPF and DKIM record to validate your email.
Redirect OLD site to NEW using htaccess
To redirect old site to new url using .htacces, use following See htaccess
List kernel modules
To list kernal modules, use Example
Logging Linux Commands for all users
To log commands executed by users on Linux shell, edit file Add Create file Add Restart rsyslog Now log off
xinput
xinput command on linux shows all available input devices. Example
linux
CentOS Ubuntu Debian ArchLinux openSUSE Try Linux distro with out downloading ISO
Parted
Partitioning hard disk for backup
Adding Backup Disk on a Linux Server
It is better to have a 2nd hard disk on servers for taking backup. Here we will partition a fresh
Linux User Account
Linux How to Disable a user account useradd usermod Adding a group in Linux with addgroup Linux groups
Linux How to Disable a user account
To disable or lock a linux user account, run Or To verify if a user is locked, run If account
How to extract RAR file in Linux
unar is a utility to extract rar archive files. Using unrar To extract a rar file, run Install unare on