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Qualified electronic signature on macOS

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According to RBC and Tensor, in 2019, 4.6 million qualified electronic signature (QES) certificates that comply with the requirements of Federal Law 63-FZ will be issued in Russia. This means that out of 8 million registered individual entrepreneurs and limited liability companies, every second entrepreneur uses an electronic signature. In addition to QES for EGAIS and cloud QES for submitting reports, issued by banks and accounting services, there is particular interest in […]

‘How We Build IaaS’: Materials on the Work of 1cloud

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We discuss how we launched and are developing the 1cloud, addressing the evolution of its individual services and architecture as a whole. Additionally, we debunk myths about IT infrastructure. / Wikimedia / Tibigc / CC Evolution How we began the development of our IaaS provider. We compare our expectations before the platform launch with our initial experience in providing services to clients. Let’s start with a brief […]

New messaging anonymity rules.

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Unpleasant news that we have been anticipating. On May 5th, new rules for identifying messengers users by phone number came into effect in the Russian Federation. The corresponding government decree was published on November 6, 2018. Now, Russian users will need to confirm that the phone number they are using belongs to them. During the identification process, the messenger will send a request to the mobile operator […]

What’s happening in the radio waves? We receive and decode the most interesting signals

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Hello Habr. It's already the 21st century, and it seems that data can be transmitted in HD quality even to Mars. However, many interesting devices are still working in the radio waves, and a lot of intriguing signals can be heard. It’s impossible to cover all of them, of course, but we will try to select the most interesting ones that can be received and decoded independently using a computer. For […]

Five issues in the operation and support processes of Highload IT systems

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Hello, Habr! For ten years I have been supporting Highload IT systems. I won’t write in this article about the issues of configuring nginx for operation at 1000+ RPS or other technical matters. I will share my observations on the problems in the processes that arise in the support and operation of such systems. Monitoring Technical Support does not wait for a request that says 'Why… […]

How does the translation of the term trunk depend on the switch vendor?

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I noticed this error (or, if you prefer, discrepancy) while checking the translation for NETGEAR switches. The fact is that when translating the term 'trunk', one must necessarily consider which vendor's interpretation is being adhered to — Cisco or HP, as there is a significant technical difference between them. Let's sort this out. We will consider the problem using the following examples: 1. Cisco 2. HP Careful […]

How to Quickly Increase the Disk Size on a Server

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Hello everyone! Recently, I faced what seemed like a simple task — to 'hot' increase the disk size on a Linux server. Task description: There is a cloud server. In my case, it's Google Cloud — Compute Engine. The operating system is Ubuntu. Currently, a 30 GB disk is connected. The database is growing, files are swelling, so the disk size needs to be increased to […]

GitLab 11.10

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GitLab 11.10 with pipelines on the dashboard, pipelines for combined results, and suggestions for multiple lines in merge requests. Convenient insights into the performance of pipelines across different projects GitLab continues to enhance the transparency of the DevOps lifecycle. This release adds an overview of the pipeline status to the dashboard. This is handy even if you're examining the pipeline of a single project, but especially useful […]

Why do we need so many messengers?

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Slack, Signal, Hangouts, Wire, iMessage, Telegram, Facebook Messenger… Why do we need so many apps to accomplish a single task? Decades ago, science fiction envisioned flying cars, automatic kitchens preparing meals, and the ability to call anyone on the planet. Yet, they never anticipated we would find ourselves in a mess of messaging apps, armed with an infinite number of applications meant for […]

Kubernetes Guide, Part 1: Applications, Microservices, and Containers

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At our request, Habr has created a Kubernetes hub, and we are pleased to publish the first article there. Follow us! Kubernetes is simple. So why do banks pay me big money to work in this field when anyone can master this technology in just a few hours? If you doubt that Kubernetes can be learned this way […]

Learning Docker, Part 6: Working with Data

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In today's part of the translation series about Docker, we will discuss working with data. Specifically, we will focus on Docker volumes. In these materials, we have consistently compared Docker's software mechanisms with various edible analogies. Let's not stray from this tradition here. Data in Docker can be likened to spices. There are many types of spices in the world, and […]

Beginner's Guide to Docker Compose

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The author of the article whose translation we are publishing today states that it is intended for those developers who want to learn Docker Compose and aim to create their first client-server application using Docker. It is assumed that the reader of this material is familiar with the basics of Docker. If not, you can take a look at this series of materials, at this publication, […]

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