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Intel has laid off hundreds of IT administrators

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According to several sources within Intel, the company laid off a significant number of IT workers across various departments this week. The number of layoffs reportedly reached hundreds, according to informants. Intel confirmed the layoffs but declined to explain the reasons for the cuts or specify the number of people who lost their jobs. "The changes in our workforce are driven by the needs and priorities of the business that we continually assess. We […]

Mozilla Unveils Ability to Use WebAssembly Outside the Browser

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Experts from Mozilla have introduced the WASI (WebAssembly System Interface) project, which aims to develop an API for creating regular applications that run outside the browser. The focus is initially on cross-platform capabilities and a high level of security for such applications. As noted, they run in a special "sandbox" and have access to files, file systems, network sockets, timers, and so on. Meanwhile, […]

Backups Ready: Debunking Myths in Celebration

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Backup is not a trendy technology that everyone is shouting about. It is simply a must-have in any serious company, and that's it. In our bank, we back up several thousand servers — it's a complex and interesting job, and I want to talk about some of the nuances of it, as well as common misconceptions about backups. This topic […]

Open Rack v3: What to Expect from the New Standard in Rack Architecture

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It will find application in hyperscale data centers. / photo Not4rthur CC BY-SA Why the specification was updated Engineers from the Open Compute Project (OCP) presented the first version of the standard back in 2013. It described a modular and open rack design for data centers with a width of 21 inches. This approach allowed the rack's effective space utilization ratio to increase to 87.5%. In comparison, […]

WavesKit — A PHP Framework for Working with the Waves Blockchain

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I like PHP for its development speed and excellent portability. It's very handy to have a ready-to-use tool in your pocket for solving tasks. It was quite disappointing that when I got acquainted with the domestic blockchain Waves Platform, there was no ready-made SDK available for PHP. Well, I had to write one. Initially, I had to use nodes for signing transactions. So, […]

How to Build an SDN — Eight Open Source Tools

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Today we have prepared a selection of SDN controllers for our readers, which are actively supported by GitHub users and large open-source foundations like the Linux Foundation. / Flickr / Johannes Weber / CC BY OpenDaylight OpenDaylight is an open modular platform for automating large-scale SDN networks. Its first version appeared in 2013 and later became part of the Linux Foundation. In March of this […]

Cluster storage for small web clusters based on drbd+ocfs2

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What we will cover: How to quickly deploy a shared storage solution for two servers based on drbd+ocfs2. Who will find this useful: This tutorial will be helpful for system administrators and everyone choosing a storage implementation method or wanting to try a solution. What solutions we discarded and why: We often encounter situations where we need to implement a small […]

A rhinoceros inside a cat — we launch the firmware in the Kopycat emulator

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During the meeting on February 16 in Nizhny Novgorod at DC7831 DEF CON, we presented a report on the basic principles of binary code emulation and our own development — the Kopycat hardware platform emulator. In this article, we will describe how to launch device firmware in the emulator, demonstrate interaction with the debugger, and perform a small dynamic analysis of the firmware. Background A long time ago in a […]

Experts have found 36 new vulnerabilities in the 4G LTE protocol

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Every transition to a newer mobile communication standard not only means increased data exchange speeds but also enhances reliability and security against unauthorized access. This is achieved by addressing vulnerabilities found in previous protocols and implementing new security checks. In this regard, communication via the 5G protocol promises to be more reliable than […]

Programming voice control for a drone using Node.js and ARDrone.

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In this tutorial, we will explore creating a voice-controlled drone program using Node.js and the Web Speech API. The drone is the Parrot ARDrone 2.0. Reminder: all Habr readers receive a discount of 10,000 rubles when enrolling in any Skillbox course with the promo code "Habr." Skillbox recommends: Practical Course "Mobile Developer PRO." Introduction Drones are amazing. I really enjoy […]

Customer Development as a Life Philosophy.

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This is a Friday article about applying modern business methodologies in everyday life. Please take it with a sense of humor. Customer Development came to us as a methodology for identifying the needs of potential customers when creating new products. However, its principles can also be applied to solving many personal tasks. Moreover, CustDev can be part of the life philosophy of a modern individual. Applying the Cust Dev philosophy helps improve […]

Internship in IT: A Manager's Perspective.

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The recruitment for the summer internship at Yandex is ongoing. It covers five areas: backend, ML, mobile development, frontend, and analytics. In this blog, as well as in other blogs on Habr and beyond, you can find plenty of insights into how the internship process works. However, much remains a mystery for those not working at the company. A […]

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