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As is known, next Tuesday, January 14, Microsoft will release the last set of security updates for Windows 7. After that, support for the 2009 OS will officially cease. Unofficially, tech-savvy individuals will likely be able to use updates provided under paid support, but that is not the focus here. Many users have certainly thought that with the end of OS support and the imminent arrival of the new […]
Dozens of human rights organizations sent an open letter to Google and Alphabet CEO Sundar Pichai, requesting a change in the policy governing the pre-installation of applications on devices running Android, so that users can independently remove manufacturer-installed software. The organizations are concerned that pre-installed applications may be exploited by unscrupulous manufacturers to collect data […]
Other articles in the series: History of relays The "fast information transfer" method, or The birth of the relay Long-distance writer Galvanism Entrepreneurs And finally, the relay Talking telegraph Just connect Forgotten generation of relay computers Electronic era History of electronic computers Prologue Colossus ENIAC The electronic revolution History of the transistor Groping in the dark From the crucible of war Multiple reinventions History of the Internet Backbone network Dissolution, […]
Other articles in the series: History of relays The "fast information transfer" method, or The birth of the relay Long-distance writer Galvanism Entrepreneurs And finally, the relay Talking telegraph Just connect Forgotten generation of relay computers Electronic era History of electronic computers Prologue Colossus ENIAC The electronic revolution History of the transistor Groping in the dark From the crucible of war Multiple reinventions History of the Internet Backbone network Dissolution, […]
Other articles in the series: History of relays The "fast information transfer" method, or The birth of the relay Long-distance writer Galvanism Entrepreneurs And finally, the relay Talking telegraph Just connect Forgotten generation of relay computers Electronic era History of electronic computers Prologue Colossus ENIAC The electronic revolution History of the transistor Groping in the dark From the crucible of war Multiple reinventions History of the Internet Backbone network Dissolution, […]
I recently read an article in which Mark Zuckerberg made predictions about the next decade. I really enjoy the topic of predictions and try to think along those lines myself. In the article, he states that every decade there is a shift in the technological platform. In the 90s, it was the personal computer; in the 2000s, the internet; and in the 2010s, the smartphone. On […]
New significant releases of OpenWRT have been assembled — an open Linux distribution for home network routers. Key user-visible innovations include: all devices now use the 4.14.x kernel. The ath79 architecture has been added, which supports devices that were previously classified under the ar71xx architecture. The difference is the use of Device Tree instead of explicitly specifying the characteristics of each device in C files. Routing performance has been significantly enhanced through the implementation of […]
Yesterday, Mozilla released a patch for its Firefox browser that fixes a zero-day vulnerability. According to reports from network sources, the vulnerability was actively exploited by attackers, but representatives from Mozilla have not commented on this information yet. It is known that the vulnerability affected the IonMonkey JavaScript JIT compiler for SpiderMonkey, one of the core components of Firefox that handles JavaScript operations. Experts categorized the issue as […]
Artem Denisov (bo0rsh201, Badoo) Badoo is the world's largest dating site. Currently, we have about 330 million users registered worldwide. However, what is much more important in the context of our discussion today is that we store approximately 3 petabytes of user photos. Every day, our users upload about 3.5 million […]
How to translate business requirements into specific data structures using the example of designing a database for a messenger from scratch. Part 1: Designing the Database Framework Part 2: Live Partitioning Our database won't be as large and distributed as VKontakte or Badoo, but it should be functional, fast, and fit on a single PostgreSQL server — so that […]
One of the most mysterious and unresolved phenomena is the human brain. There are many questions surrounding this complex organ: why do we dream, how do emotions affect decision-making, which nerve cells are responsible for perceiving light and sound, why do some people like sprats while others adore olives? All these questions concern the brain since it is […]
In the discussion about Linux kernel schedulers, user Jonathan Danty complained that changes to the kernel broke an important third-party module—ZFS. Here is what Torvalds wrote in response: 'Keep in mind that the principle of
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