ProHoster > Articles by: ProHoster

Author: ProHoster

Longread on the realism of the quantum threat for cryptocurrencies and the problems of “prophecy 2027”

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Rumors persistently continue to circulate on cryptocurrency forums and telegram chats that the reason for the recent significant decline in the BTC rate was the news that Google had achieved quantum supremacy. This news, originally posted on NASA's website and then spread by The Financial Times, coincidentally coincided with a sudden drop in the power of the Bitcoin network. Many decided that this coincidence meant [...]

"We trust each other. For example, we don’t have salaries at all” — great interview with Tim Lister, author of Peopleware

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Tim Lister is co-author of the books The Human Factor. Successful Projects and Teams" (the original book is called "Peopleware") "Waltzing with the Bears: Risk Management in Software Development Projects" "Adrenaline-crazed and zombified by templates. Patterns of behavior of project teams" All of these books are classics in their field and were written together with colleagues from the Atlantic Systems Guild. IN […]

Public Test: Ethereum Privacy and Scalability Solution

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Blockchain is an innovative technology that promises to improve many areas of human life. It transfers real processes and products into the digital space, ensures speed and reliability of financial transactions, reduces their cost, and also allows you to create modern DAPP applications using smart contracts in decentralized networks. Given the many benefits and diverse applications of blockchain, it may seem surprising that this […]

Fundamental Testing Problem

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Introduction Good afternoon, Khabrovsk residents. Just now I was solving a test task for a QA Lead vacancy for a fintech company. The first task, to create a test plan with a complete checklist and examples of test cases for testing an electric kettle, can be solved trivially: GOST 7400-81. Household electric kettles and electric samovars. Technical specifications (with Amendments N 1-8) GOST IEC 60335-1-2015 Household and similar electrical appliances. Safety. […]

Your own dynamic DNS with CloudFlare

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Preface For personal needs at home, I installed VSphere, on which I run a virtual router and an Ubuntu server as a media server and a bunch of other goodies, and this server should be accessible from the Internet. But the problem is that my provider gives static data for money, which can always be used for more useful purposes. That's why I used ddclient + […]

[Don't] use a CDN

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Almost every article or tool for optimizing site speed has a modest clause “use a CDN.” In general, CDN is a content delivery network or content delivery network. We at Method Lab often encounter questions from clients on this topic; some of them enable their own CDN. The purpose of this article is to understand what a CDN can provide in terms of […]

Bullet

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Bullet is a remuneration system. Nothing supernatural, the idea is on the surface, the results are not long in coming. The name was not invented by me, but by the owner of the company where this system was implemented. Just like that, he listened to the arguments and features, and said: “This is a Bullet!” He probably meant that he liked the system, not that […]

Passive DNS in the hands of an analyst

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The Domain Name System (DNS) is like a phone book that translates user-friendly names like "ussc.ru" into IP addresses. Since DNS activity is present in almost all communication sessions, regardless of the protocol. Thus, DNS logging is a valuable source of data for the information security professional, allowing them to detect anomalies or obtain additional data about the […]

It will heal before the wedding: cell proliferation and regenerative abilities of jellyfish

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What do Wolverine, Deadpool and Jellyfish have in common? All of them have an amazing feature - regeneration. Of course, in comics and movies, this ability, common among an extremely limited number of real living organisms, is slightly (and sometimes greatly) exaggerated, but it remains very real. And what is real can be explained, which is what scientists decided to do in their new study […]

NixOS 19.09 Loris

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On October 9, the release of NixOS 19.09, codenamed Loris, was announced on the project’s official website. NixOS is a distribution with a unique approach to package management and system configuration. The distribution is built on the basis of the “functionally pure” Nix package manager and its own configuration system using a functional DSL (Nix expression language) that allows you to declaratively describe the desired state of the system. […]

Tutu.ru and the Moscow Club of Programmers invite you to a backend meetup on October 17

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There will be 3 reports and, of course, a break for pizza and networking. Program: 18:30 - 19:00 - registration 19:00 - 21:30 - reports and free communication. Speakers and topics: Pavel Ivanov, Mobupps, Programmer. He will talk about design patterns in PHP. Olga Nikolaeva, Tutu.ru, Backend developer. "You shall not pass! Casbin is an access control system.” Olga will tell you how to solve the problem [...]

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