Author: Yuri Gagarin

Why negative perceptions of the educational process are linked to its positive outcomes

It's commonly believed that students learn better when they have optimal conditions and that teachers should be demanding yet incredibly kind. Without a good mentor who appeals to everyone, it's nearly impossible to grasp the material and successfully pass exams, isn't it? The teaching methods should also be appealing, and the learning process must evoke solely positive emotions. This is true. But, […]

Introduction to Hashicorp Consul’s Kubernetes Authorization

That's right, after the release of Hashicorp Consul 1.5.0 in early May 2019, Consul can natively handle authorization for applications and services running in Kubernetes. In this guide, we will create a Proof of Concept (PoC), showcasing this new feature step by step. Basic knowledge is expected from you […]

How to write a smart contract on WebAssembly in the Ontology network? Part 1: Rust

The Ontology Wasm technology reduces the cost of transferring dApp smart contracts with complex business logic to the blockchain, significantly enriching the dApp ecosystem. Currently, Ontology Wasm simultaneously supports development in both Rust and C++. The Rust language better supports Wasm, and the generated bytecode is simpler, potentially further reducing the cost of contract calls. […]

Check Point: CPU and RAM optimization

Hello, colleagues! Today, I would like to discuss a highly relevant topic for many Check Point administrators: 'Optimization of CPU and RAM.' It is not uncommon for gateways and/or management servers to consume unexpectedly high amounts of these resources, and I would like to understand where they are 'leaking' and to use them more efficiently if possible. 1. Analysis For analyzing CPU load, it's helpful to use the following commands, which […]

Release of GhostBSD 19.10

The developers of the distribution announced the release of GhostBSD 19.10 on the official website. The distribution includes several improvements and bug fixes: the ability to install with dual boot on UEFI systems where other operating systems are already installed; modified boot settings in the ISO image; and the removal of the network partition mounting service (netmount). Source: linux.org.ru

How to create programs for Windows in Arduino

Once, I had a ridiculous idea to gather 500 laser pointers in one place. I spent a lot of time and did it. It turned out to be spectacular and useless, but I enjoyed it. Six months ago, I had another ridiculous idea. This time it was not very spectacular but much more useful. I also spent a lot of time on it. And in this article […]

Windows 7 is notifying users to upgrade to Windows 10.

As is known, support for Windows 7 will end on January 14, 2020. This system was released on July 22, 2009, and is now 10 years old. However, its popularity remains high. According to Netmarketshare, 'the seven' is used on 28% of PCs. Since support for Windows 7 ends in less than three months, Microsoft has started sending […] notifications.

Support for 32-bit Xen guest systems in paravirtualization mode is ending in the Linux kernel.

The experimental branch of the Linux kernel, which is developing version 5.4, has introduced changes warning about the imminent end of support for 32-bit guest systems operating in paravirtualization mode under the control of the Xen hypervisor. Users of such systems are advised to switch to using 64-bit kernels in guest environments or to use full (HVM) or hybrid […] modes instead of paravirtualization (PV).

GhostBSD 19.10 Release

The release of the desktop-oriented GhostBSD 19.10 distribution is now available, built on the TrueOS platform and offering the MATE desktop environment. By default, GhostBSD uses the OpenRC initialization system and ZFS filesystem. It supports both live mode operation and installation on a hard drive (using its own installer, ginstall, written in Python). Boot images have been created for the x86_64 architecture (2.3 GB). […]

They are waking up! (n.-f. novella, part 2, and the last one)

/* Публикуется окончание фантастической повести. Начало находится здесь */ 10. В поисках сочувствия Роман забрел в каюту к Варьке. Девушка, в мрачноватом настроении, сидела на постели и читала распечатку второго собеседования. — Пришел доиграть? – предположила она. — Ага, — с радостью подтвердил пилот. — Ладья h9-a9-тау-12. — Пешка d4-d5-альфа-5. — Как все прошло, по […]

A Man with Four "N's" or Soviet Nostradamus

Friday. I suggest we talk about one of the best Soviet science fiction writers, in my opinion. Nikolai Nikolaevich Nosov holds a special place in Russian literature. Unlike many others, he is increasingly remembered as time passes. He is one of the few authors whose books were genuinely read (voluntarily read!) and fondly remembered by the entire population of the country. Moreover, while Soviet classics are barely […] acknowledged today.

ClickHouse for People, or Alien Technologies

Aleksey Lizunov, head of the remote service competency center of the IT department at MKB. As an alternative to the ELK stack (ElasticSearch, Logstash, Kibana), we are conducting research on using ClickHouse as a data storage solution for logs. In this article, we would like to share our experience with ClickHouse and the preliminary results from the pilot […]

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