November 2022

How to Install Rhythmbox in Ubuntu 22.04 1

How to Install Rhythmbox in Ubuntu 22.04

Rhythmbox is the default music player in Ubuntu. The music player has a friendly interface and works with the GNOME desktop. You can still use it with other environments, and the installation is straightforward. Rhythmbox allows customization of its user interface and other preferences to achieve a better user experience. This guide covers the steps …

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Apache Kafka service design for low latency and no data loss 11

Apache Kafka service design for low latency and no data loss

Designing a production service environment around Apache Kafka that delivers low latency and zero-data loss at scale is non-trivial. Indeed, it’s the holy grail of messaging systems. In this blog post, I’ll outline some of the fundamental service design considerations that you’ll need to take into account in order to get your service architecture to …

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Canonical announces new enterprise-grade Ubuntu images designed for Intel IoT platforms 16

Canonical announces new enterprise-grade Ubuntu images designed for Intel IoT platforms

The optimised Ubuntu images target industrial computing on next-gen Intel SoCs 15 November 2022: Canonical announced today the availability of new enterprise-grade Ubuntu images designed for next-gen Intel IoT platforms. Purpose-built for industrial environments and use cases, the latest Ubuntu images on Intel hardware deliver the performance, safety, and end-to-end security enterprises expect from the …

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Hold your horses, I mean snaps! New feature lets you stop snap updates, for as long as you need 17

Hold your horses, I mean snaps! New feature lets you stop snap updates, for as long as you need

One of the core aspects of the snap ecosystem is the built-in, robust auto-update mechanism. Whenever there is a snap update available in the Snap Store, the snapd service will apply it, keeping your software patched and up to date. Most of the time, this works great. In some scenarios, though, this may not be …

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Canonical at AWS re:Invent 2022 18

Canonical at AWS re:Invent 2022

AWS re:Invent is a learning conference hosted by Amazon Web Services for the global cloud computing community. The in-person event features keynote announcements, training and certification opportunities, access to technical sessions, and so much more. Canonical is proud to sponsor AWS re:Invent this year and have presence on the Expo. Join us in Las Vegas …

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How can the financial services sector tackle cloud concentration risk?

How can the financial services sector tackle cloud concentration risk?

The use of cloud computing by financial institutions has significantly increased in the last few years, a trend that was further accelerated by the COVID-19 pandemic. In the next few years, financial institutions will need to continuously balance the pressure to innovate quickly while managing risk and combating financial crime.  According to Synergy Research Group, …

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RSpec story about disappearing classes 21

RSpec story about disappearing classes

ActiveSupport#descendants can be slow. In a bigger system with layers of descendants, finding all of them can be time-consuming: puts Benchmark.measure do 100.times { Dispatchers::Base.descendants } end # 5.235370 0.015754 5.251124 ( 5.251069) In the code I’ve been working on, it meant that a single lookup was taking around 50ms. That is a lot, especially …

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Join us at UbuCon Asia in Seoul this November! 22

Join us at UbuCon Asia in Seoul this November!

The UbuCon Asia organizers invite you to UbuCon Asia 2022 (November 26–27) in Seoul, in-person for the first time, where the autumn leaves are beautiful and ripe. UbuCon Asia is an event by Ubuntu Communities in Asia that brings together hundreds of Ubuntu users, developers, contributors, enthusiasts  and many other interested people. It is a …

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How to Install Darktable on Ubuntu 22.04 24

How to Install Darktable on Ubuntu 22.04

“Photographers know the worth of Darktable. It is an open-source and free photography application that acts as a virtual lighttable for photographers while offering a darkroom to manage the negatives in a database. With Darktable, photographers can develop raw images and enhance them using its zoomable lighttable before exporting them to local or remote storage. …

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