be quiet! demonstrated the latest processor cooling systems at the CES 2020 exhibition in Las Vegas (Nevada, USA). In particular, the Shadow Rock 3 cooler is presented. It is capable of cooling chips whose maximum thermal energy dissipation (TDP) reaches 190 W. The product contains a very large heatsink, which is pierced by five nickel-plated copper heat pipes with a diameter of 6 […]
LoRaWAN is a technology that is quickly gaining popularity in the field of Internet of Things solutions. At the same time, for many clients it remains little studied and exotic, which is why there are many myths and misconceptions around it. In 2018, Russia adopted amendments to the legislation on the use of LoRaWAN frequencies, which expand the possibilities of using this technology without a license. We believe that […]
HP Inc. again rejected Xerox Holdings Corp.'s offer. on its takeover, stating that the proposed conditions are characterized by a significant underestimation of its real value. Last Monday, Xerox said it had secured $24 billion in financing for a potential acquisition of the Palo Alto, California-based computer maker. Funds for the Xerox deal were reportedly provided by Citigroup Inc., […]
Quite often we have to work with SSL certificates. Let's remember the process of creating and installing a certificate (in the general case for most). Find a provider (a site where we can buy SSL). Generate CSR. Send it to your provider. Verify domain ownership. Get a certificate. Convert the certificate to the required form (optional). For example, from pem to PKCS #12. Install the certificate on the web [...]
Apple is accused of stealing trade secrets and misusing inventions of Masimo Corp., which specializes in the development and production of medical diagnostic equipment. According to the lawsuit, which was filed in federal court in California, Apple illegally used signal processing technology for health monitoring created by Cercacor Laboratories Inc, a subsidiary of Masimo Corp, in Apple […]
This lecture was not on the schedule, but had to be added to avoid a window between classes. The lecture is essentially about how we know what we know, if, of course, we actually know it. This topic is as old as time - it has been discussed for the last 4000 years, if not longer. In philosophy for its […]
The US National Aeronautics and Space Administration (NASA) announced the completion of the core stage of the Space Launch System (SLS) super-heavy launch vehicle, designed to launch the Orion manned spacecraft to the Moon as part of the Artemis-1 mission. The assembly was carried out at the NASA Michoud Assembly Facility in New Orleans (Louisiana, USA). This is the largest rocket stage that […]
Preface My site, which I run as a hobby, is designed to host interesting home pages and personal sites. This topic began to interest me at the very beginning of my programming journey; at that moment I was fascinated by finding great professionals who write about themselves, their hobbies and projects. The habit of discovering them for oneself remains to this day: almost [...]
ASUS, according to online sources, is starting sales of the GeForce RTX 2070 Dual Mini graphics accelerator, designed for installation in small form factor computers. The basis of the solution is the NVIDIA Turing generation processor. The configuration includes 2304 CUDA cores and 8 GB of GDDR6 memory with a 256-bit bus. The reference cards have a base core frequency of 1410 MHz, an increased frequency of 1620 […]
Audio easter eggs aren't limited to vinyl releases and hidden tracks. In today's material we will talk about the unusual messages, messages and images that musicians provide in their songs - released both on records or audio cassettes, and in digital format. Photo by Joanna Nix / Unsplash Lettering on Records The easiest way to leave a hidden message on a record is to […]
Other articles in the cycle: History of the relay The method of "rapid transmission of information", or the birth of the relay Long-ranger Galvanism Entrepreneurs And finally, the relay The talking telegraph Simply connect The forgotten generation of relay computers The electronic era The history of electronic computers Prologue ENIAC Colossus The electronic revolution The history of the transistor darkness From the crucible of war Repeated reinvention The history of the Internet The backbone […]
Host: Welcome everyone to the 27th DefCon conference! Since many of you are here for the first time, I'll tell you about some of the foundational points of our community. One of them is that we doubt everything, and if you hear or see something you don't understand, just ask a question. The whole point of DefCon is to learn something - drink, meet friends, […]
