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.

Experience in developing the Refund Tool service with an asynchronous API on Kafka

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What could prompt such a large company as Lamoda, with its established processes and dozens of interconnected services, to significantly change its approach? The motivation can vary greatly, from legislative requirements to the inherent desire of all programmers to experiment. However, this does not mean that one cannot expect additional benefits. Sergey Zaika (fewald) will explain what specific advantages can be gained by implementing an events-driven API on Kafka, including the bumps along the way and interesting discoveries. […]

Cloudflare has introduced its own VPN service based on the 1.1.1.1 application for mobile devices.

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Yesterday, completely seriously and with no jokes, Cloudflare announced its new product — a VPN service based on the DNS application 1.1.1.1 for mobile devices utilizing its own Warp encryption technology. The main feature of Cloudflare's new product is simplicity — the target audience for the new service includes typical 'moms' and 'friends' who are unable to purchase and set up a classic VPN on their own […]

Welcome the service from Cloudflare at addresses 1.1.1.1 and 1.0.0.1, or 'the public DNS shelf has arrived!'

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  Cloudflare has introduced public DNS at the following addresses:   1.1.1.1 1.0.0.1 2606:4700:4700::1111 2606:4700:4700::1001   It is claimed that a 'Privacy first' policy is in place, so users can be assured about the contents of their requests.   The service is interesting in that, in addition to standard DNS, it offers the ability to use DNS-over-TLS and DNS-over-HTTPS technologies, which greatly hinders providers from eavesdropping on your requests along the way […]

Synthesis as one of the methods for improving PostgreSQL performance

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Philosophical Introduction It is known that there are only two methods for solving problems: The method of analysis or the method of deduction, or from the general to the specific. The method of synthesis or the method of induction, or from the specific to the general. To solve the problem of ‘improving database performance’, this may look as follows. Analysis involves breaking the problem into separate parts and attempting to solve them. […]

Scythe has introduced the compact 'tower' Byakko 2.

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Scythe has unveiled an updated version of its relatively small tower-type cooling system, named Byakko 2. It differs from its predecessor primarily with a new fan and a larger radiator. The Byakko 2 cooling system is built on three nickel-plated copper heat pipes with a diameter of 6 mm, which are gathered in a nickel-plated copper base. The pipes […]

What will it take to build blockchain?

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The entire history of mankind is a continuous process of breaking chains and creating new, even stronger ones. (Anonymous) Analyzing numerous blockchain projects (Bitshares, Hyperledger, Exonum, Ethereum, Bitcoin, etc.), I realize that from a technical standpoint, they are all built on the same principles. Blockchains are like houses, which, despite their diverse constructions, decorations, and purposes, share a foundation. […]

Dmitry Dumik, Chatfuel: on YCombinator, technological entrepreneurship, behavior change, and mindfulness

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I spoke with Dmitry Dumik, the CEO of the California-based chatbot startup Chatfuel and a resident of YCombinator. This is the sixth in a series of interviews with masters of their craft about product-driven approaches, behavioral psychology, and tech entrepreneurship. Let me share a story. I learned about you through a mutual friend in San Francisco as someone with some impressive remixes on Soundcloud. The mixes I […]

Zabbix 4.2 has been released

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Our team is very pleased to share the news that the release of the open-source monitoring system Zabbix 4.2 has taken place! Is version 4.2 the answer to the ultimate question of life, the universe, and monitoring as a whole? Let’s take a look! Reminder: Zabbix is a versatile system for monitoring the performance and availability of servers, engineering and networking equipment, applications, databases.

5. Check Point Getting Started R80.20. Gaia & CLI

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Welcome to lesson 5! Last time, we completed the installation and initialization of the management server and the gateway. So today, we're going to 'dig around' in their internals, specifically in the settings of the Gaia operating system. The Gaia settings can be divided into two main categories: System settings (IP addresses, Routing, NTP, DNS, DHCP, SNMP, backups, system updates, etc.). These parameters […]

A new remote and gamepad for NVIDIA Shield TV?

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The NVIDIA Shield TV was one of the first media streaming devices for televisions based on Android to come to market, and it still remains one of the best. NVIDIA continues to release regular updates for the device, and it seems that another one is in the works, which will not just be another firmware update. The Shield TV is built on […]

Engineer and marketer Tom Petersen has transitioned from NVIDIA to Intel.

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NVIDIA has lost its long-time director of technical marketing and outstanding engineer Tom Petersen. He announced last Friday that he finished his last day at the company. Although his new job has not been officially disclosed, sources at HotHardware claim that Intel's visual computing division leader Ari Rauch has successfully recruited Mr. Petersen to join the team working on […]

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