Ubuntu

How to build a snap using ROS 2 Humble

We’ve recently celebrated the release of ROS 2 Humble Hawksbill with a post detailing how to get started developing for the new release in containers. In addition, we shared an overview of the new features included with this new release, particularly its enhanced security features. This week we are tackling the logical next step in …

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Integrating ONLY OFFICE Docs and Nextcloud to Create a Collaborative Environment in Ubuntu 2

Integrating ONLY OFFICE Docs and Nextcloud to Create a Collaborative Environment in Ubuntu

In this article, you will learn how to install the ONLYOFFICE Docs in your Ubuntu machine and connect the ONLYOFFICE Document Server to the Nextcloud via the official connector. This integration allows you to build a collaborative environment where you will be able to co-edit the documents in real time with other users. Benefits of …

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How to Install Metasploit Framework in Ubuntu 22.04 3

How to Install Metasploit Framework in Ubuntu 22.04

Data security is a major problem for organizations all around the world. Vulnerability assessment and penetration testing enable the organizations to better protect their systems and data against internal and external threats. This post is about one such penetration testing tool – Metasploit framework. Metasploit is a versatile and powerful penetration testing framework that can …

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How to Setup PostgreSQL Logical Replication on Ubuntu 4

How to Setup PostgreSQL Logical Replication on Ubuntu

“Data is a very important part of any application. PostgreSQL is a popular database server to store the data of the application. Data availability is an essential feature of any database. It is better to keep multiple copies of the database to ensure the data availability of the application. If no backup copy of the …

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Patterns to achieve database High Availability

The cost of database downtime A study from ManageForce estimated the cost of a database outage to be an average of $474,000 per hour. Long database outages are the result of poor design concerning high availability. With the exponential growth of data that is generated over the internet (which is expected to reach 180 zeta-bytes …

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Ubuntu Weekly Newsletter Issue 746

Welcome to the Ubuntu Weekly Newsletter, Issue 746 for the week of July 24 – 30, 2022. The full version of this issue is available here. In this issue we cover: Soft-freeze of jammy-updates for 22.04.1 Ubuntu Stats Hot in Support LoCo Events Call for testing: native messaging support in the Firefox snap Compassionate doc …

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How To Flush the DNS Cache on Ubuntu 22.04 20

How To Flush the DNS Cache on Ubuntu 22.04

In the world of computers, machines don’t use names as humans do. They go by a string of numbers. Computers, phones, and all these devices can identify and talk with each other using these numbers, also known as IP addresses. In contrast, humans recognize each other by their names, and it’s difficult for us to …

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