Disable IPv6
To disable IPv6, edit Add following run Related Posts apt force IPv4
vim E509: Cannot create backup file (add ! to override)
When i save file on a server in vim, i get error “FILE_NAME.EXTN” E509: Cannot create backup file (add !
vim
Vim 8 goes Visual Mode on right click vim E509: Cannot create backup file (add ! to override) Install vim
Vim 8 goes Visual Mode on right click
Vim 8 shipped with Fedora 25 and Debian 9 when you mouse right click or use middle button to insert
apt error after MariaDB to MySQL change
I have install MariaDB on a Ubuntu 16.04 server. Then installed Virtualmin, that require MySQL, so it removed MariaDB and
upload
uppy Open Source upload progress bar. https://uppy.io
SASL authentication no mechanism available
When sending email from postfix mail sever that use mailgun for relaying mails, i get error Jan 4 03:16:06 serverok-vm
apt show
apt show command shows information about a package. See apt policy apt
apt policy
apt policy command show information about a package. It shows the installed version “Installed: 2.4.18-2ubuntu3.5” and the repo from where
geoip
PHP Script to Find GeoIP info Install GeoIP Apache Module in CentOS Install GeoIP PHP Module in Ubuntu Country Blocking
PHP Script to Find GeoIP info
If you have PHP GeoIP module installed, you can use the following PHP script to find GeoIP info. Or you
Virtualmin Hosting Control Panel
To install Virtualmin on Ubuntu, run To install with Nginx, run Virtualmin Downloading PHP file Install SSL Certificate in Virtualmin