Blog Section
The release of the custom distribution PCLinuxOS 2019.11 has been announced. The distribution was founded in 2003 based on Mandrake Linux (later Mandriva), but later branched off into an independent project. PCLinuxOS reached its peak popularity in 2010, when, according to a survey by Linux Journal, it was only surpassed in popularity by Ubuntu (in the 2013 ranking, PCLinuxOS already ranked 10th). […]
The Yuzu emulator can now run the recently released Pokémon Sword and Shield for Nintendo Switch. While full enjoyment of the project isn't possible yet, the fact that the emulator successfully ran Pokémon Sword and Shield without difficulties speaks volumes. Currently, the version suffers from many bugs, but the Yuzu developer plans to fix them as soon as […]
Bandai Namco Entertainment has announced that the fighting game One Punch Man: A Hero Nobody Knows will be released on PlayStation 4, Xbox One, and PC on February 28. In Japan, the game will cost 7,600 yen. The Deluxe edition will be available for 10,760 yen. Pre-order bonuses include the downloadable Pre-Order Pack content, which contains an early access code for […]
Introduction: An I/O reactor (single-threaded event loop) is a pattern for writing high-load software used in many popular solutions: Node.js, Tor, Transmission, Chromium, Memcached, etc. In this article, we will explore the underpinnings of the I/O reactor and the principle of its operation, implement it in less than 200 lines of code, and make a simple HTTP server handle over 40 million requests per minute. Preface […]
I wrote this review (or, if you prefer, a comparison guide) when I was asked to compare several devices from different vendors. Moreover, these devices belonged to different classes. I had to delve into the architecture and specifications of all these devices and create a 'coordinate system' for comparison. I hope my review helps someone: To understand the descriptions […]
The Near Future Several methods are used by facial recognition systems, but generally, it refers to technology capable of identifying a person through a digital image or a frame from a video source. Many smartphone owners use face recognition daily, but in mobile devices, recognition speed is not critical, and the number of users rarely exceeds one or two. For office and outdoor […]
Introduction The HR department of a manufacturing company asked what a system administrator should do? For organizations with a single IT specialist on staff, this question has a catch. I tried to describe the functional levels of one specialist in simple terms. I hope this helps someone communicate with non-IT folks. If I missed anything, my senior colleagues will correct me. Level: Technician Tasks. Here, operational issues are addressed. […]
Hello everyone! My name is Dmitry Samsonov, and I work as a lead system administrator at 'Odnoklassniki'. We have over 7,000 physical servers, 11,000 containers in our cloud, and 200 applications that, in various configurations, form 700 different clusters. The overwhelming majority of servers run on CentOS 7. On August 14, 2018, information about the FragmentSmack vulnerability was published […]
Today I decided to continue the narrative about the Armenian tech sector. However, this time I will focus on the pressing topic of salaries, as well as current job openings in well-known and emerging tech companies in Armenia. This small guide may help junior, middle, senior, and team lead developers and programmers prioritize their choices when selecting a country for professional […]
GitHub has launched the GitHub Security Lab initiative, aimed at fostering collaboration among security experts from various companies and organizations to identify vulnerabilities and assist in fixing issues in the code of open-source projects. All interested companies and individual cybersecurity specialists are invited to join the initiative. A reward of up to $3000 is offered for reporting vulnerabilities […]
The release of Node-to-Node copy (NNCP), a set of utilities for secure file transfer, email, and command execution in store-and-forward mode, has taken place. It operates on POSIX-compliant operating systems. The utilities are written in Go and are distributed under the GPLv3 license. They are designed to assist in building small peer-to-peer friend-to-friend networks (a dozen nodes) with static routing for secure file transfer […]
Oracle has released the industrial distribution version of Oracle Linux 8.1, based on the package base of Red Hat Enterprise Linux 8.1. An installation ISO image, sized 6.6 GB, is available for download without restrictions after free registration, prepared for the x86_64 architecture (an experimental build for ARM64 is also available). There is unlimited and free access to the yum repository with binaries for Oracle Linux […]