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SynQuacer E-Series Motherboard for a 24-Core ARM Server with ARM Cortex A53 Processor and 32 GB of RAM, December 2018 For many years, ARM processors with a reduced instruction set (RISC) have dominated the mobile device market. However, they have not been able to penetrate data centers, which are still ruled by Intel and AMD with their x86 instruction set. Periodically, […]
The IGF 2019 has concluded in Berlin. A week of intense debates among experts from around the globe under the UN flags about Internet Governance. All Internet stakeholders, who today shape the Internet, utilize the Internet, innovate the Internet, and protect the Internet across different continents gathered at the IGF. Numerous pressing issues were raised at the annual Forum, concerning all progressive […]
The article discusses several methods for determining the mathematical equation of a simple (pairwise) regression line. All the methods described here are based on the least squares method. We will denote the methods as follows: Analytical solution, Gradient descent, Stochastic gradient descent. For each method of solving the equation of the line, the article provides various functions, which are primarily divided into those written without […]
The release of the Exim mail server version 4.93 has occurred, incorporating results from the past 10 months of work. New features include the addition of the $tls_in_cipher_std and $tls_out_cipher_std variables, which contain the names of cipher suites corresponding to the names in RFC. New flags have been added to control the logging of message identifiers (set through the log_selector configuration): 'msg_id' (enabled by default) includes the message ID, and 'msg_id_created' includes the generated […]
The release of the Bromite Android browser version 78.0.3904.130 has been presented, based on Chromium, providing advanced ad-blocking capabilities and improved user privacy. A significant update is the implementation of a popular request from the tracker to add a feature for filtering content links based on customizable user filters. Source: linux.org.ru
After 10 months of development, the release of mail server Exim 4.93 has occurred, incorporating accumulated fixes and new features. According to a November automated survey of around a million mail servers, Exim accounts for 56.90% (up from 56.56% last year), Postfix is used on 34.98% (up from 33.79%), Sendmail — 3.90% (down from 5.59%), and Microsoft Exchange — 0.51% (down from 0.85%). Key changes include: Support […]
David S. Miller, responsible for the Linux kernel's networking subsystem, has accepted patches implementing a VPN interface from the WireGuard project into the net-next branch. At the beginning of next year, the changes accumulating in the net-next branch will form the basis for the release of Linux kernel 5.6. Attempts to promote WireGuard code to the mainline kernel have been made over the past several years but with no success […]
Translator's note: This article, written by Galo Navarro, who serves as Principal Software Engineer at the European company Adevinta, is an engaging and instructive "investigation" into infrastructure exploitation. Its original title was slightly expanded in translation for reasons explained by the author at the very beginning. Author's note: It seems this publication attracted much more attention than anticipated. I […]
Whether you are responsible for a single Windows 10 PC or thousands, the challenges of managing updates are the same. Your goal is to quickly install security-related updates, effectively manage component updates, and prevent productivity loss due to unexpected reboots. Does your enterprise have a comprehensive plan for handling Windows 10 updates? […]
Hello, esteemed hub community. Yesterday (while inebriated), after reading a post by @arslan4ik titled "Why Do People Leave IT?", I pondered a truly good question: "Why...?" Given that I live in the sunny city of Los Angeles, I decided to find out if there are people in my beloved city who, for various reasons, have left (to the dark side of the force) the IT field. […]
In this article, I will share my personal experience of memorizing English words using the remarkable program with a non-obvious interface, Anki. I will show how to avoid turning the creation of new cards with audio for memorization into a routine. It is assumed that the reader already has an understanding of spaced repetition methodology and is familiar with Anki. But if not, it's time to get acquainted. Laziness for an IT person is […]
Jeff Marrison, the author of the x86_64 assembly language library HeavyThing released under the GPLv3, which includes implementations of the TLS 1.2 and SSH2 protocols, published a video titled "Why Write in Assembly?" The video presents testing results using the perf and strace utilities for a simple application (output 'hello') written in 13 programming languages. It actually compares the costs of […]