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164 posts from 2019

Design and Web team summary – 16 August 2019

By Robin Winslow, 19 August 2019

This iteration was the Web & design team’s first iteration of the second half of our roadmap cycle, after returning from the mid-cycle roadmap sprint in Toronto 2 weeks ago. Priorities have moved around a bit …

Linting ROS 2 Packages with mypy

By Ted Kern, 15 August 2019

One of the most common complaints from developers moving into large Python codebases is the difficulty in figuring out type information, and the ease by which type mismatch errors can appear at runtime. Python 3.5 added …

8 Ways Snaps are Different

By Alan Pope, 15 August 2019

Depending on the audience, the discussion of software packaging elicits very different responses. Users generally don’t care how software is packaged, so long as it works. Developers typically want software packaging as a task to not …

Why multi-cloud has become a must-have for enterprises: six experts weigh in

By Stephan Fabel, 15 August 2019

Remember the one-size-fits-all approach to cloud computing? That was five years ago. Today, multi-cloud architectures that use two, three, or more providers, across a mix of public and private platforms, are quickly becoming the preferred strategy …

OpenStack Charms 19.07 – Percona Cluster Cold Start, DVR SNAT and more

By Tytus Kurek, 14 August 2019

Canonical is proud to announce the availability of OpenStack Charms 19.07. This new release introduces a range of exciting features and several improvements which enhance Charmed OpenStack across various areas. Let’s talk about a few notable …

Provisioning ESXi with MAAS: An overview

By Andres Rodriguez, 12 August 2019

MAAS has supported provisioning ESXi starting from MAAS 2.5. However, MAAS 2.6 has expanded its support and provides new features that significantly improves the provisioning experience. What is supported? The support MAAS provides for provisioning an …

Julia and Jeff discover the ease of snaps at the Snapcraft Summit

By Sarah Dickinson, 12 August 2019

Julia is an open source, high-level, general-purpose, dynamic programming language designed for numerical analysis and computational science, launched in 2012. It solves the “two language” problem: developers can use Julia for both computational and interactive work, …

Enhanced Livepatch desktop integration available with Ubuntu 18.04.3 LTS

By Canonical, 9 August 2019

Ubuntu 18.04.3 LTS has just been released. For the Desktop, newer stable versions of GNOME components have been included, as well as a new feature – Livepatch desktop integration. As usual with LTS point releases, the …

Slow snap? Trace-exec to the rescue!

By Igor Ljubuncic, 8 August 2019

Slow applications are never fun. But not knowing why an application is not behaving correctly can be even more frustrating. A well-designed system that can diagnose performance or startup issues and inform the user about the …

Creating a ROS 2 CLI command and verb

By Jeremie Deray, 7 August 2019

Following our previous post on ROS 2 CLI (Command Line Interface), we will see here how one can extend the set of existing CLI tools by introducing a new command and its related verb(s). As support …

Enhancing our ZFS support on Ubuntu 19.10 – an introduction

By didrocks, 7 August 2019

Ubuntu has supported ZFS as an option for some time. We started with a file-based ZFS pool on Ubuntu 15.10, then delivered it as a FS container in 16.04, and recommended it for the fastest and …

Ubuntu Server development summary – 06 August 2019

By Chad Smith, 6 August 2019

Hello Ubuntu Server The purpose of this communication is to provide a status update and highlights for any interesting subjects from the Ubuntu Server Team. If you would like to reach the server team, you can …