Author: Yuri Gagarin

Mathematics and the game "Set"

Whoever finds a ‘set’ here will get a chocolate from me. Set is a brilliant game we played about 5 years ago. Shouting, screaming, photographing combinations. The rules state that it was invented in 1991 by geneticist Marsha Falco while taking notes during her research on epilepsy in German Shepherds in 1974. For those whose brain […]

Small business: to automate or not?

On one street, in neighboring houses, live two women. They do not know each other, but they have one pleasant thing in common: both bake cakes. Both began trying to bake to order in 2007. One has her own business, is overwhelmed with orders, has opened courses, and is looking for a permanent space, though her pastries are tasty but quite standard, […]

Experiment: can the negative effects of DoS attacks be reduced using a proxy?

Image: Unsplash DoS attacks are a major threat to information security on the modern internet. There are dozens of botnets that criminals rent out to carry out such attacks. Researchers from the University of San Diego conducted a study on how the use of proxies can help mitigate the negative effects of DoS attacks—we present to you the main points of this work. Introduction: proxies as a tool for countering […]

Ongoing DDoS attack on OpenClipArt

Openclipart.org, the largest repository of public domain vector images, has been under a continuous strong distributed DDoS attack since the end of April. It is unknown who is behind this attack or its reasons. The project website has been inaccessible for more than a month, but a few hours ago the developers announced they are testing protections against the attack, which they obtained through […]

Release of the minimalist set of system utilities BusyBox 1.31

The BusyBox 1.31 package has been released, implementing a set of standard UNIX utilities packaged in a single executable file and optimized for minimal system resource consumption with the package size being less than 1 MB. The first release of the new 1.31 branch is positioned as unstable, with full stabilization expected in version 1.31.1, which is anticipated in about a month. The project's code is distributed under the […]

A new version of the distribution has been released, aimed at novice users accustomed to working in Windows — Zorin OS 15

On June 5th, a new version of the distribution was presented — Zorin OS 15. This distribution is aimed at novice users accustomed to working in Windows. It is available in several editions — core (a slightly trimmed functionality, with two pre-installed layouts — windows and touch, fewer pre-installed programs, available for free download) and ultimate (with six pre-installed layouts — macOS, windows, touch, windows classic, Gnome 3, and Ubuntu, […]

Business on Your Own: A Book with Tactics for Navigating This Game

Hello! I wanted to mention that our third book was released yesterday, and the posts from Habr were really helpful (some of them even made it into the book). Here's the story: for about five years, people would approach us who lacked project thinking, didn't understand various business issues, and kept asking the same questions. We used to brush them off. In […]

Zimbra and protection against mail bombing

Mail bombing is one of the oldest forms of cyberattacks. Essentially, it resembles a traditional DoS attack, but instead of a wave of requests from different IP addresses, a flood of emails is sent to a single inbox, significantly increasing the load on it. This type of attack can render the email account unusable, […]

New Article: Review of the 4K Projector BenQ W2700: A Step Up

Projector manufacturers are slowly but surely starting to transition to large-scale adoption of UHD-class devices, employing various tricks to make them more accessible. The BenQ W1700, released a year ago and already dubbed the 'people's 4K projector', has rapidly decreased in price in our country from 120-130 to 70-80 thousand, while the recently released W1720, which fixed a couple of issues […]

Answers to your questions about why a publisher is needed to release a book

Hello! Our third book has been released, and in the comments to the post, you asked why we need a publishing house. In our case, it’s double the reason, because we deal with print and have a distribution network—so why then a publisher? The answers are quite obvious on the surface—well, this isn’t our business. But if we dig deeper, […]

Wisdom Tooth Removal: How is it Done?

Dear friends, last time we discussed the different types of wisdom teeth, when they should be removed, and when they need not be. Today, I will share in detail how the removal of 'doomed' teeth is performed. With pictures. Therefore, I recommend that especially sensitive individuals and pregnant women press 'Ctrl +' as a precaution. Just kidding. S […]

Three stories about wild hunting

Hunting is a recruitment strategy that involves poaching specialists from other companies. This approach is adopted when the desired specialists are not found on the open market. A true headhunter is a skilled negotiator, well-versed in psychology, and never bulldozes through. Unfortunately, such individuals are not born; they become so after experiencing […]

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