Heading: Administration

ERP-system: what is it, why to implement it and whether your company needs it

When implementing ready-made ERP systems, 53% of companies experience serious difficulties that require changes in business processes and organizational approaches, and 44% of companies face significant technical problems. In a series of articles, we break down what an ERP system is, why it is beneficial, how to determine the need for its implementation, what you need to know when choosing a platform provider and how to implement it. The concept […]

Write a book: is the game worth the candle? .. From the author of the book "Highly loaded applications"

Hey Habr! It is difficult to overestimate the success of the book "Designing Data-Intensive Applications", which was published in Russian translation and is invariably reprinted with us under the name "Highly loaded applications" Not so long ago, the author posted an honest and detailed post on his blog about how he got to work on this book, how much it allowed to earn, and how, besides money, the benefit of copyright […]

Determine the direction to the airport using RTL-SDR and GNU Radio

Hey Habr! Currently, there are not so many communication standards that, on the one hand, are curious and interesting, on the other hand, their description does not take up 500 pages in PDF format. One of these, easy to decode, is the VHF Omni-directional Radio Beacon (VOR) signal used in air navigation. VOR Beacon (c) wikimedia.org First, a question to readers […]

Comparison of colocation services

We regularly conduct market research, compile tables with prices and a bunch of parameters for dozens of data centers. Here I thought that good should not be wasted. The data itself may be useful to someone, while others may take the structure as a basis. The tables show data from 2016. But there were not enough tables and they also made charts and a server hosting rate calculator, plus supplemented […]

Odyssey roadmap: what else do we want from a connection pooler. Andrey Borodin (2019)

In the report, Andrey Borodin will tell how they took into account the experience of PgBouncer scaling when designing the Odyssey connection pooler, how they rolled it out in production. In addition, we will discuss what features of the puller we would like to see in new versions: it is important for us not only to cover our needs, but to develop the Odyssey user community. Video: Hello everyone! My name is Andrew. At Yandex, I work […]

Windows 10 + Linux. Setting up the KDE Plasma GUI for Ubuntu 20.04 in WSL2. Walkthrough

Introduction This article is intended for the attention of system administrators who prepare typical workplaces on computers running Windows 10, including software developers. It should be noted that there is a certain problem associated with the impossibility of integrating software obtained from the Microsoft Store online store for use in a custom Windows 10 image. Without going into details, I will […]

This database is on fire...

Let me tell a technical story. Many years ago, I developed an application with collaboration features built into it. It was a handy experimental stack that used the full potential of early React and CouchDB. It synchronized data over JSON OT in real time. It has been used internally by the company, but its wide applicability and potential in other […]

MS SQL Server: BACKUP on steroids

Wait! Wait! True, this is not another article about the types of SQL Server backups. I won’t even talk about the differences between recovery models and how to deal with an overgrown β€œlog”. Perhaps (only possible), after reading this post, you will be able to make the backup, which is taken from you by standard means, taken off tomorrow night, well, 1.5 times faster. AND […]

AnLinux: An Easy Way to Install a Linux Environment on an Android Phone Without Root

Any Android phone or tablet is a Linux device. Yes, a very modified OS, but still the basis of Android is the Linux kernel. But, unfortunately, for most phones, the option to "demolish Android and install the distribution kit to your liking" is not available. Therefore, if you want Linux on your phone, you have to buy specialized gadgets like PinePhone, about […]

Ready to release Fedora Linux for smartphones

Fedora Linux Desktop Screenshot Linux and the entire open source industry continue to evolve. Just recently, open source evangelist Eric Raymond talked about how he thinks Windows will move to the Linux kernel in the not too distant future. Well, now there is a release of Fedora Linux for smartphones. The Fedora Mobility team is working on this project. Interestingly, she […]

How to choose a business analysis tool

What is your choice? Often the use of expensive and complex BI systems can be replaced by simple and relatively inexpensive, but quite effective analytical tools. After reading this article, you will be able to assess your needs in the field of business intelligence and understand which option is best for your business. Of course, all BI systems have an extremely complex architecture and their implementation in a company is […]