Online Photo Editors

Here are some web-based image editors https://www.canva.com/ – i use this for creating youtube thumbnails. Free 5 GB storage. Invite

EasyEngine

EasyEngine is a command line tool to manage/configure Nginx web server. https://easyengine.io/ To install EasyEngine, run Create Web Site EasyEngine

MySQL 8 apt Error The following signatures were invalid

When trying to install MySQL 8 on Ubuntu 18.04, i get following error To fix this error, run Now apt

Google Cloud open a port in firewall

To open port 80 globally for all VMs on google cloud project, run

Postfix Delete Mails from a user

To delete emails from a particular user from postfix mail queue, run See postfix

Configure Failover IP in Ubuntu 18.04 OVH VPS

Default /etc/network/interfaces in Ubuntu 18.04 in OVH VPS look like following. Click here for Ubuntu 20.04 instructions. First install Configure

Amazon Route 53

Amazon Route 53 DKIM error How to export Amazon Route 53 DNS Zone

Amazon Route 53 DKIM error

DKIM keys failed to validate on a mail server. The domain used Amazon ROute 53 DNS server. amavisd-new showkeys command

Disable PHP on a folder

A web site had vlunerability, all allowed hacker to upload backdoor script to “uploads” folder used by the script. As

WordPress Backup and Migration Plugins

Migrate Guru: Migrate & Clone WordPress Free This plugin allow you to transfer your wordpress web site to another hosting

Dockerfile

Create Python Flask Docker Container

Create Python Flask Docker Container

Create a folder and change to the folder Create file Add following content Create file requirements.txt, add “Flask” to it.