Author: Yuri Gagarin

Release of the Q4OS 3.11 distribution

The release of the Q4OS 3.11 distribution has become available, based on the Debian package base and featuring KDE Plasma 5 and Trinity desktops. The distribution is positioned as lightweight in terms of hardware resources while offering a classic desktop design. It includes several in-house developed applications, such as ‘Desktop profiler’ for quick installation of themed software packages, ‘Setup utility’ for installing third-party applications, […]

Release of the security research distribution Kali Linux 2020.2

The release of Kali Linux 2020.2 has occurred, intended for testing systems for vulnerabilities, conducting audits, analyzing residual information, and identifying the consequences of attacks by malicious actors. All original developments created within the distribution are licensed under GPL and available through a public Git repository. Several ISO images have been prepared for download, sized at 425 MB, 2.8 GB, and 3.6 GB. The builds […]

Chrome OS 81 Release

The release of Chrome OS 81, based on the Linux kernel, upstart system manager, ebuild/portage build tools, open components, and Chrome 81 web browser, has taken place. The user environment in Chrome OS is limited to the web browser, and instead of standard programs, web applications are utilized; nevertheless, Chrome OS features a full multi-window interface, desktop, and taskbar. The Chrome OS 81 build […]

USE macros in RPM packages

The Fedora mailing list has published a proposal for standardizing macros in RPM spec files, allowing RPM packages to select compilation flags and additional dependencies during the build stage. Example usage: %if %{use ssl} BuildRequires: openssl-devel %endif %prep %configure %{use_enable ssl openssl} %check make test %{?_use_ssl:-DSSL} In this example, when the USE macro ssl is defined in the spec file, an additional dependency will be added […].

Kali Linux 2020.2

Despite the upheavals in the world, we are pleased to introduce the amazing update of Kali Linux 2020.2! It is already available for download at https://www.kali.org/downloads/. A brief overview of the changes: Updated KDE Plasma look and login screen, Improvements in Kali ARM, New packages and icons, Redesigned installer, Enhanced infrastructure, Updated KDE Plasma look and login screen. Our Xfce and […]

Deno 1.0

A major release of Deno has occurred – an open, secure runtime for TypeScript programs, featuring the following: Explicit access to the filesystem, network, and environment through user-defined permissions; Execution of TypeScript without Node.JS and tsc; Backward compatibility with JavaScript: any subset of programs for Deno that does not reference the global namespace Deno and is valid […]

PostgreSQL Antipatterns: How deep is the rabbit hole? A look at the hierarchy

In complex ERP systems, many entities have a hierarchical nature, where homogeneous objects are structured in a tree of relationships 'ancestor – descendant' — this includes the organizational structure of the enterprise (all these branches, departments, and working groups), product catalogs, project sections, and the geography of sales points. In fact, there is no area of business automation where some hierarchy isn’t present […]

The story of a switch

In our local network aggregation, there were six pairs of Arista DCS-7050CX3-32S switches and one pair of Brocade VDX 6940-36Q switches. It's not that the Brocade switches were a major concern in this network; they work and fulfill their functions, but we were preparing for full automation of certain actions, which we didn't have the capabilities for on these switches. Plus, we wanted […]

Red Hat has opened the source code of its Bugzilla edition

Red Hat has published the source texts of its Bugzilla system, which is used for maintaining a bug database, tracking their fixes, and coordinating the implementation of innovations. The Bugzilla code is written in Perl and is distributed under the MPL open license. The largest projects using Bugzilla include Mozilla, Red Hat, and SUSE. Red Hat uses its own branch in its infrastructure […]

Finnix 120 Release, a live distribution for system administrators

After five years of inactivity, in honor of the project's 20th anniversary, preparations for new releases of the Live distribution Finnix have resumed, based on the Debian 10.4 package base and the Linux 5.4 kernel. The distribution only supports console operation, but includes a good selection of utilities for administrative needs. It consists of 586 packages with various utilities. The size of the ISO image is 477 MB. The new release features […]

How to Prevent Being Cheated by Your Accountant or How to Migrate 1C to the Cloud: A Step-by-Step Guide

How is accounting currently managed in companies? Typically, it's a package of 1C installed on the local computer of an accountant, where a full-time accountant or an outsourced specialist works. The outsourcer can handle several client companies at once, sometimes even competitors. In this approach, access to bank accounts, crypto-security funds, electronic document management, and other important services is set up directly on the accountant's computer. What […]

Beginners in the stock market: honest talks about trading

The RUVDS blog on Habrahabr has seen it all: the popularization of JavaScript, cool translated materials, yachting, education and professional development issues, burgers, cheeses, beer, and calendars featuring cyber girls. The idea to talk about the basics of trading and working in the stock market has been with us for a long time, and here's why. Most companies writing on stock market topics have a clear goal: to acquire clients for their […]

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