Month: August 2021

How do I run Ubuntu on Windows 10 on VirtualBox

One can install Ubuntu on their computer machines, or virtualization tools can be used to access Ubuntu’s features. You have two ways to get access to distros of Linux; one way is using WSL, and the other way is to use any virtualization tool. Microsoft Windows presents a feature Windows Subsystem for Linux (WSL); with …

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How do I find and kill a process in Ubuntu

One or more of your programs or processes may hang from time to time while using Ubuntu. In this situation, you find yourself looking for methods to conveniently, quickly, and safely halt the unresponsive processes and applications because restarting your system is not always the best solution. This article will show you how I find …

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How to copy-paste on Ubuntu terminal

In user-interface design and human-computer interaction, copy-paste are operations that provide an interprocess communication mechanism for moving data via the user interface of a system. The copy command duplicates the data and saves it to temporary storage (the clipboard). Then this data from the clipboard is pasted into the desired location. The copied data is …

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25 basic Ubuntu Commands

Ubuntu is the most popular Debian-based distribution of Linux Operating System; It was initially released in 2004. Due to its distinctive features, various distros of Linux are developed based on Ubuntu. It is developed and maintained by Canonical Ltd. and a large community of software developers around the globe; Canonical Ltd. is a software company …

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Cloud PaaS through the lens of open source – opinion

Opinion piece by Rob Gibbon – Product Manager at Canonical. All views expressed are the author’s own. The open source perspective viz. PaaS Open source software, as the name suggests, is developed in the open. The software can be freely inspected by anyone, and can be freely patched as required to suit the security requirements …

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Model-driven observability: Taming alert storms

In the first post of this series, we covered the general idea and benefits of model-driven observability with Juju. In the second post, we dived into the Juju topology and its benefits with respect to entity stability and metrics continuity. In this post, we discuss how the Juju topology enables grouping and management of alerts, …

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Winners of the 21.10 Wallpaper competition

Congratulations to our winners! With over 200 submissions and several hundred voters, the competition was tough. But, the votes are in, and here are the winning wallpapers. The first two make it into the official release 21.10 image and are automatically entered into the runnings for 22.04. The other eight you see here will be …

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DataOps: keeping the data flowing with Model-driven Operations

Prologue: why is DataOps so hard? If you’ve ever lived DataOps, you’ll know that it’s a challenge at the best of times. A day in the life of a typical data engineering team involves securing, releasing, debugging and stabilising complex and oftentimes fragile data pipelines. These pipelines can involve many source applications and intermediaries, and …

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ROS Docker; 6 reasons why they are not a good fit

The Robot Operating System (ROS) has been powering innovators for the last decade. But as more and more ROS robots are reaching the market, developers face new challenges deploying their applications. Why did we start using ROS & Docker? Is it convenient? Does it solve our challenges? Or is it simply a tool from another …

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