Author: Yuri Gagarin

Develop software for decentralized scooter rentals. Who said it would be easy?

In this article, I will discuss how we attempted to build a decentralized scooter rental service using smart contracts and why we still needed a centralized service. How it all began In November 2018, we participated in a hackathon dedicated to the Internet of Things and blockchain. As an idea, our team chose scooter sharing since we had a scooter […]

CODE 6.4 is available, a distribution for deploying LibreOffice Online

Collabora has released version 6.4 of the CODE platform (Collabora Online Development Edition), offering a specialized distribution for the quick deployment of LibreOffice Online and facilitating collaborative remote work with the office suite via the web to achieve functionality similar to Google Docs and Office 365. The distribution is presented as a pre-configured container for Docker and is also available as packages for […]

Linux Journal is back.

A year after the closure of Linux Journal, it is returning to operation under the guidance of Slashdot Media (which owns and manages the technical news site Slashdot and the open source developer portal SourceForge). The editorial team currently has no plans to resume a subscription model for the publication; all new content will be published for free on LinuxJournal.com. The team also invites anyone to contact them […]

An ancient fix on an old fix

I'll start without beating around the bush; one time I had a revelation (well, not a very powerful one, to be honest), and the idea came to me to write a program that transmits images from the client to the server. Quite simple, right? Well, for an experienced programmer, it will be. The requirements are straightforward — do not use third-party libraries. In principle, it gets a bit more complicated, but keeping in mind that you'll have to figure things out and […]

Five Mistakes When Deploying Your First Application on Kubernetes

Fail by Aris-Dreamer Many believe that simply migrating an application to Kubernetes (either using Helm or manually) will bring happiness. But it's not that simple. The Mail.ru Cloud Solutions team translated the article of DevOps engineer Julian Gindi. He discusses the pitfalls his company faced during the migration process so you don't step on the same rakes. […]

Scalable data classification for security and privacy

Content-based data classification is an open challenge. Traditional Data Loss Prevention (DLP) systems address this issue by fingerprinting relevant data and monitoring endpoints for fingerprints. Given the vast amount of constantly changing data resources on Facebook, this approach is not only non-scalable but also ineffective for determining data locations. […]

Update of the Thunderbird email client 78.3.0

The release of the Thunderbird email client version 78.3.0 is now available. Key changes: Performance of decrypting large messages has improved in the built-in OpenPGP implementation. A confirmation dialog has been added in the account setup wizard that appears when connecting to a server using a self-signed TLS certificate. Installation of old add-ons (MailExtensions) has been disabled. In the message composition interface, the Reply-To header has been moved below the From header. The sidebar design has been improved in […]

Release of Firefox Reality 12, a browser for virtual reality devices

Mozilla has released version 12 of Firefox Reality, a specialized browser for virtual reality systems. Firefox Reality is presented as an application for the Android platform and is available for 3D headsets including Samsung Gear VR, Oculus Go, VIVE Focus, HoloLens 2, and Pico VR. The browser uses a full-featured Quantum web engine but offers a fundamentally different three-dimensional user interface that allows for website navigation […]

Release of the PostgreSQL 13 DBMS

After a year of development, a new stable branch of the PostgreSQL database management system 13 has been released. Updates for this new branch will be available for five years until November 2025. Key innovations: Deduplication of records in B-tree indexes has been implemented, allowing for improved query performance and reduced disk space usage when indexing records with duplicate data. Deduplication is performed through periodic execution of a handler that merges […]

SystemRescueCD 6.1.8

On September 23, SystemRescueCd 6.1.8 was released — a popular live distribution based on Arch Linux for data recovery and partition management. Changes include: Kernel updated to version 5.4.64, added support for obtaining autorun scripts over HTTPS. A boot menu option for starting with nomodeset has been added. The package now includes hex editors hexedit and ghex. Download source: linux.org.ru

What It Takes to Build Cloud Gaming: Trends for the Near Future

Computer and video games are continuously evolving. According to Newzoo forecasts, the number of gamers will reach 3 billion by 2023. The share of the cloud gaming market is also growing — experts estimate that the compound annual growth rate (CAGR) of this field will exceed 30% until 2025. In financial terms, the market volume is expected to reach around $3-6 billion by 2025-2026. […]

Data extraction from SAP HCM to non-SAP data warehouses

As is well known, SAP offers a full spectrum of software for managing transaction data as well as processing this data in analysis and reporting systems. In particular, the SAP Business Warehouse (SAP BW) platform serves as a toolkit for data storage and analysis, possessing extensive technical capabilities. Despite its objective advantages, the SAP BW system has one […]

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