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How to enable port 465 (smtps) in postfix mailserver
More and more internet access providers are closing port 25 to reduce spam except for…
Multipass documentation: proudly a work in progress
In February of this year the Multipass team took on a challenge: completely overhauling our…
What’s new in Charmed Ceph with Ceph Quincy on Ubuntu 22.04 LTS?
Along with the usual bug fixing, maintenance, and upstream version enablement work that goes into…
How to Chown Recursively on Linux Server
Chown is a command on Linux that is used in order to change the owner…
Ubuntu Weekly Newsletter Issue 741
Welcome to the Ubuntu Weekly Newsletter, Issue 741 for the week of June 19 –…
What’s new in Security for Ubuntu 22.04 LTS?
Photo by Gabriel Heinzer on Unsplash Canonical Ubuntu 22.04 LTS is the latest long term…
How to install the Qt Design Studio tool on Linux
If you want to create QT-based applications without complications you will want to install the…
The new classic confinement in snaps – Even the classics need a change
As part of their fundamental, security-driven design, snaps are meant to run isolated from the…
Weave Cybersecurity into your product design
How important security is for your application and digital services? “Very important”, this is the…
The software operator design pattern: advantages – part 4
The software operator is a design pattern. Its design is based on successful applications where…