Install Postfix as SMTP only Server Uninstall postfix sudo apt-get remove postfix (Uninstall postfix only) sudo apt-get remove –auto-remove postfix (Uninstall postfix and its dependencies) sudo apt-get purge postfix (Purging your config/data too)
CSS Tips
Apply Google Fonts How to use Google Fonts w3schools Word Break https://www.codesandnotes.com/front-end/word-breaking-in-east-asian-languages/ overflow-wrap: normal | break-word ; Pretty Ribbon https://codepen.io/nxworld/pen/oLdoWb Media queries for standard devices https://css-tricks.com/snippets/css/media-queries-for-standard-devices/ Flex Property https://www.w3schools.com/cssref/css3_pr_flex.asp Horizontal list of div items .outer { display: flex; flex-flow: row
Linux Email Servers Notes
Install Sendmail in Ubuntu $ sudo apt-get update $ sudo apt-get install sendmail $ sudo sendmailconfig Test sending an email: echo “Subject: sendmail test” | sendmail -v mindaji@gmail.com echo “This is the body of the email” | mail -s “This
Ubuntu Basics 2
Upgrade from Ubuntu 16 or 17 to 18 https://www.linuxbabe.com/ubuntu/upgrade-ubuntu-16-10-17-04-to-ubuntu-18-04 First, we need to run the following command to change all instances of yakkety to bionic in the source list file (/etc/apt/sources.list). The former is the code name for Ubuntu 16.10,