ProHoster > Articles on: Yuri Gagarin

Author: Yuri Gagarin

A technical specialist at ProHoster with over six years of experience in server administration, VPN solutions, and network security. I manage infrastructure setup and support, monitor service stability, and implement solutions to protect client data. I also contribute to performance optimization and compliance with modern security and privacy requirements.

The release of NixOS 20.03, which uses the Nix package manager.

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The release of NixOS 20.03 has been announced, based on the Nix package manager and featuring a number of custom developments that simplify the setup and maintenance of the system. For instance, NixOS uses a single system configuration file (configuration.nix), allows for quick rollback of updates, supports switching between different system states, enables individual users to install custom packages (packages are installed in the home directory), and allows for simultaneous installation […]

Python 2.7.18 has been released — the last version of the Python 2 branch.

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Quietly and unnoticeably, on April 20, 2020, the developers announced the release of Python 2.7.18 — the last version of Python from the Python 2 branch, whose support is now officially discontinued. Python is a high-level general-purpose programming language focused on improving developer productivity and code readability. The core syntax of Python is minimalist. At the same time, the standard library includes a large volume of useful […]

Lazarus 2.0.8

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For those who remember and miss Delphi, on April 16, a bugfix release of Lazarus 2.0.8 was quietly launched. It is built alongside fpc 3.0.4, just like the previous release. A release with fpc 3.2 will be available once fpc 3.2 is ready. The bug fixes mainly concern macOS, and the translations have also been updated. download the release: http://sourceforge.net/projects/lazarus/files/ download the build […]

Industrial Approach to Tuning PostgreSQL: Experiments with Databases. Nikolai Samokhvalov

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I suggest you take a look at the transcript of Nikolai Samokhvalov's report "An Industrial Approach to Tuning PostgreSQL: Experiments with Databases". Is Shared_buffers = 25% a lot or a little? Or just right? How to determine whether this rather outdated recommendation fits your particular case? It’s time to approach the question of tuning parameters in postgresql.conf "like an adult". Not blindly […]

Android 10 users are complaining about 'freezes' and user interface hangs

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Most modern high-end and mid-range smartphones have already received updates to Android 10. The latest version of Google’s operating system offers a wealth of improvements and new features designed to provide users with a significantly enhanced experience. Unfortunately, that experience has turned out to be an unfulfilled dream for many Android 10 users. According to Artem Russakovskii from Android Police, his Pixel 4 after […]

Git Update Addressing Another Vulnerability

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Corrective releases of the distributed version control system Git 2.26.2, 2.25.4, 2.24.3, 2.23.3, 2.22.4, 2.21.3, 2.20.4, 2.19.5, 2.18.4, and 2.17.5 have been published, addressing a vulnerability (CVE-2020-11008) that is reminiscent of the issue fixed last week. The new vulnerability also affects the 'credential.helper' handlers and is exploited when a specially crafted URL containing a newline character, empty host, or unspecified request scheme is transmitted. […]

Release of the Scientific Linux 7.8 distribution

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The release of Scientific Linux 7.8 has been announced, built on the package base of Red Hat Enterprise Linux 7.8 and supplemented with tools aimed at use in scientific institutions. The distribution is available for the x86_64 architecture, in the form of DVD images (9.9 GB and 8.1 GB), and a minimal installation image for network installation (627 MB). The publication of Live images is delayed. The differences from RHEL mostly come down to […]

Python 2.7.18 has been released, the latest release in the Python 2 branch.

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The latest final release of Python 2.7.18 has been presented, marking the complete end of support for the Python 2 branch. Updates for Python 2 will no longer be created, and all users are recommended to switch to using Python 3. The Python 2.7 branch was established in 2010, and its support was initially planned to be discontinued in 2015, but due to insufficient project migration activity […]

A free version of the UNIGINE 3D engine has been released: Community edition

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With the release of UNIGINE SDK 2.11, UNIGINE 2 Community has become available, a free version of this cross-platform 3D engine. Supported platforms include Windows and Linux (starting with Debian 8; including the domestic distribution Astra Linux, used in the defense industry). Compatibility with a variety of VR equipment is also supported. Both the engine itself and the accompanying […] work fully under Linux.

Exploring the VoIP engine Mediastreamer2. Part 9

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The material for this article is taken from my Zen channel. Duplex Intercom Device In the previous article, a duplex intercom device was announced, and in this one, we will build it. The schematic is displayed in the title image. The lower filter circuit forms the transmitting path, which begins with the sound card. It outputs signal samples from the microphone. By default, this occurs at a rate of 8000 samples per second. […]

DevOps tools are not just for DevOps. The process of building test automation infrastructure from scratch

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Part 1: Web / Android Note: This article is a translation into English of the original article "DevOps tools are not only for DevOps. Building test automation infrastructure from scratch". However, all illustrations, links, quotes, and terms are retained in the original language to avoid distorting the meaning when translated into English. I hope you enjoy your studies! Currently, the specialty […]

Samsung TV Plus streaming service will be available for free on the company's smartphones

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According to network sources, the South Korean company Samsung plans to launch its TV Plus streaming service on mobile devices. Development is currently underway on an application that will bring the features of TV Plus, available to owners of compatible Samsung smart TVs, to mobile gadgets. Recall that the streaming service TV Plus, launched last year, is free and available on smart TVs that were […]

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