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KDE and GNOME Leftovers

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GNOME
  • Calamares CVE

    Two CVE’s were files against Calamares this week, but I’ll only write about lax file permissions on initramfs images here. See the CVE database for more details.

    The issue comes down to this: when creating an initramfs (which is done as root), a sensitive file is read. The initramfs file (a cpio archive) is created with lax permissions, and so any user who can read the initramfs file can then extract the contents of the sensitive file.

    From the point of view of Calamares, the solution is to make sure that the initramfs is created with less lax file permissions. Simple, hey?

    In principle, the umask is responsible for masking out file permissions bits, so a umask of 077 (octal!) would prevent group and other users (i.e. all the non-privileged users) from reading the initramfs. So all Calamares needs to do is set up a good umask before calling the tools, right?

    If only it were that simple.

  • Implementing a derivated class of kis_brushes_pipe

    I am still working on the change of the brush index, so far I've been confused with the classes, because I am not sure why somethings are implemented and then overriden or why somethings are where they are, and I am not sure exactly when or why to do this.

    I've been working all week, instead of trying to deliver a feature I tried to write and organize the whole class, and then slowly write all the small functions, this is because I've had problem with classes and objects, but I understand functions, so I to tried work with my strengths.

    This is a little analysis of the things I've been trying implement based on kis_imagepipe_brush.h and kis_brushes_pipe.h.

  • A week in Valencia

    From 19th to 25th of June, all the Plasma team gathered in Valencia, graciously hosted by the Slimbook people in their office. This was a special sprint, as it was co-located with the Usability sprint together with some VDG members. While some of the time each team was occupied in their own discussions, there were a big margin of overlap, allowing us to have a lot of discussions about the design and usability of our beloved Plasma desktop shell.

    We now have plans in the coming months for several improvements across the board, including further improvements on the new shiny notification framework by Kai Uwe.

    Also, we talked (and worked on) plans for further improving our Wayland support, including middle mouse button clipboard, and screen rotation for phone, tablets and 2 in 1 laptops).

  • Nuritzi’s Travel Sponsorship Guide for GUADEC 2019

    This week, I had the opportunity of helping some GNOME newcomers apply for travel sponsorship, and I wanted to blog about some of the questions that came up along the way. I hope this helps anyone else who is trying to better understand how to apply for sponsorship under the new travel policy.

More in Tux Machines

digiKam 7.7.0 is released

After three months of active maintenance and another bug triage, the digiKam team is proud to present version 7.7.0 of its open source digital photo manager. See below the list of most important features coming with this release. Read more

Dilution and Misuse of the "Linux" Brand

Samsung, Red Hat to Work on Linux Drivers for Future Tech

The metaverse is expected to uproot system design as we know it, and Samsung is one of many hardware vendors re-imagining data center infrastructure in preparation for a parallel 3D world. Samsung is working on new memory technologies that provide faster bandwidth inside hardware for data to travel between CPUs, storage and other computing resources. The company also announced it was partnering with Red Hat to ensure these technologies have Linux compatibility. Read more

today's howtos

  • How to install go1.19beta on Ubuntu 22.04 – NextGenTips

    In this tutorial, we are going to explore how to install go on Ubuntu 22.04 Golang is an open-source programming language that is easy to learn and use. It is built-in concurrency and has a robust standard library. It is reliable, builds fast, and efficient software that scales fast. Its concurrency mechanisms make it easy to write programs that get the most out of multicore and networked machines, while its novel-type systems enable flexible and modular program constructions. Go compiles quickly to machine code and has the convenience of garbage collection and the power of run-time reflection. In this guide, we are going to learn how to install golang 1.19beta on Ubuntu 22.04. Go 1.19beta1 is not yet released. There is so much work in progress with all the documentation.

  • molecule test: failed to connect to bus in systemd container - openQA bites

    Ansible Molecule is a project to help you test your ansible roles. I’m using molecule for automatically testing the ansible roles of geekoops.

  • How To Install MongoDB on AlmaLinux 9 - idroot

    In this tutorial, we will show you how to install MongoDB on AlmaLinux 9. For those of you who didn’t know, MongoDB is a high-performance, highly scalable document-oriented NoSQL database. Unlike in SQL databases where data is stored in rows and columns inside tables, in MongoDB, data is structured in JSON-like format inside records which are referred to as documents. The open-source attribute of MongoDB as a database software makes it an ideal candidate for almost any database-related project. This article assumes you have at least basic knowledge of Linux, know how to use the shell, and most importantly, you host your site on your own VPS. The installation is quite simple and assumes you are running in the root account, if not you may need to add ‘sudo‘ to the commands to get root privileges. I will show you the step-by-step installation of the MongoDB NoSQL database on AlmaLinux 9. You can follow the same instructions for CentOS and Rocky Linux.

  • An introduction (and how-to) to Plugin Loader for the Steam Deck. - Invidious
  • Self-host a Ghost Blog With Traefik

    Ghost is a very popular open-source content management system. Started as an alternative to WordPress and it went on to become an alternative to Substack by focusing on membership and newsletter. The creators of Ghost offer managed Pro hosting but it may not fit everyone's budget. Alternatively, you can self-host it on your own cloud servers. On Linux handbook, we already have a guide on deploying Ghost with Docker in a reverse proxy setup. Instead of Ngnix reverse proxy, you can also use another software called Traefik with Docker. It is a popular open-source cloud-native application proxy, API Gateway, Edge-router, and more. I use Traefik to secure my websites using an SSL certificate obtained from Let's Encrypt. Once deployed, Traefik can automatically manage your certificates and their renewals. In this tutorial, I'll share the necessary steps for deploying a Ghost blog with Docker and Traefik.