Category: Blog

How Linux's sort command sorts strings

Introduction It all started with a short script that was meant to combine information about employees' email addresses obtained from a mailing list with employees' positions retrieved from the HR database. Both lists were exported to text files in UTF-8 Unicode encoding and saved with Unix line endings. Content of mail.txt Ivanov Andrey;ia@example.com Content of buhg.txt Ivanova Alla;painter Yolkina […]

Your first step into Data Science. Titanic

A brief introductory note I believe we could accomplish much more if we were provided with step-by-step instructions to tell us what to do and how to do it. I recall moments in my life when I couldn't start something simply because I had no idea where to begin. Perhaps, long ago in […]

The Fast Startup feature in Windows 10 interferes with the correct installation of updates.

It has become known that the Fast Startup feature in Windows 10, which speeds up the operating system boot process and is enabled by default on most computers, may interfere with the proper installation of updates. This was stated in a message from Microsoft, which was published on the company's official support site. The message noted that some updates, after installation, may require execution of […]

The Windows 10 2004 Media Creation Tool is now available for download, but it does not work.

According to available information, the May update for Windows 10 will be released tomorrow. A user hiding under the nickname Aggiornamenti Lumia pointed out that the media creation tool for the new OS version is already available to users. It can be downloaded from the official Microsoft website. It is reported that the official page for the Media Creation Tool has not been updated. However, the link to download the new version is already active. […]

25 vulnerabilities in RTOS Zephyr, including those exploitable via ICMP packets

Researchers from NCC Group have published the results of an audit of the free Zephyr project, which develops a real-time operating system (RTOS) aimed at equipping devices aligned with the Internet of Things (IoT) concept. During the audit, 25 vulnerabilities in Zephyr and 1 vulnerability in MCUboot were identified. The Zephyr development is carried out with the involvement of companies like Intel. A total of 6 […]

Release of nginx 1.19.0

The first release of the new main branch nginx 1.19 has been introduced, within which the development of new features will continue. In the concurrently supported stable branch 1.18.x, only changes related to fixing serious errors and vulnerabilities are being made. Next year, a stable branch 1.20 will be formed based on the main branch 1.19.x. Key changes: Added the ability to verify client certificates with the involvement of external […]

We make support cheaper while striving to maintain quality.

Emergency mode (also referred to as IPKVM), allowing connection to a VPS without RDP directly from the hypervisor level, saves 15–20 minutes a week. The first and foremost goal is not to irritate people. Support worldwide is divided into tiers, and the first-level staff should try typical solutions. If a task goes beyond their scope, it should be escalated to the second level. So, […]

Release of the Qt framework 5.15

The release of the cross-platform framework Qt 5.15 has been announced. The source texts for the Qt components are provided under the LGPLv3 and GPLv2 licenses. A new branch of Qt 6 is expected to be published in December, which will bring significant architectural changes. To ease the transition to Qt 6, Qt 5.15 includes preliminary implementations of some new features and warnings about the imminent end of support for certain functionalities planned […]

Release of the pre-release version Protox 1.5beta_pre, a Tox client for mobile platforms.

An update for Protox, a mobile messaging application that allows users to communicate without server involvement based on the Tox protocol (s-toxcore), has been released. Currently, it only supports the Android OS; however, since the software is written on the cross-platform framework Qt using QML, it might be ported to other platforms in the future. The application serves as an alternative to Tox clients like Antox and Trifa. The project code […]

Spotify removed the limit on the number of songs in the library

The music service Spotify has removed the limit of 10,000 songs for personal libraries. This was announced by the developers on the company's website. Users can now add an unlimited number of tracks to their library. Spotify users have complained for several years about the restrictions on the number of songs in their personal library, despite the service hosting over 50 million tracks. In 2017, company representatives stated […]

RangeAmp — a series of attacks on CDN that manipulates the HTTP Range header

A team of researchers from Peking University, Tsinghua University, and the University of Texas at Dallas has identified a new class of DoS attacks—RangeAmp—based on the use of the HTTP Range header to amplify traffic through Content Delivery Networks (CDN). The essence of the method is that due to the way Range headers are processed by many CDNs, an attacker can request one byte from a large file through the CDN, but […]

New releases of the anonymous network I2P 0.9.46 and the C++ client i2pd 2.32.

The release of the anonymous network I2P 0.9.46 and the C++ client i2pd 2.32.0 has taken place. Recall that I2P is a multilayered anonymous distributed network running over the regular internet, actively using end-to-end encryption, which ensures anonymity and isolation. In the I2P network, users can anonymously create websites and blogs, send instant messages and emails, share files, and organize P2P networks. The basic I2P client is written […]

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