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Sharp Aquos Zero: smartphone with Snapdragon 845 processor and Android 9 Pie OS

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Sharp Corporation has announced the powerful Aquos Zero smartphone, equipped with a 6.2-inch diagonal display. The new device features a WQHD+ display with a resolution of 2992 × 1440 pixels. At the top of this panel, there is a cutout for the 8-megapixel front camera. Protection against damage is provided by durable Corning Gorilla Glass 5. The "heart" of the smartphone is the Qualcomm Snapdragon 845 processor (SDM845). The product […]

Transactions and mechanisms for their control

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Transactions A transaction is a sequence of operations on data that has a beginning and an end. A transaction is the sequential execution of read and write operations. The end of a transaction can be either the saving of changes (commit) or the cancellation of changes (rollback). In relation to databases, a transaction consists of several commands that are treated as a single command. Transactions must meet the ACID properties. Atomicity. A transaction either fully executes […]

Cisco HyperFlex vs. competitors: testing performance

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We continue to introduce you to the hyper-converged system Cisco HyperFlex. In April 2019, Cisco is once again conducting a series of demonstrations of the new hyper-converged solution Cisco HyperFlex in regions of Russia and Kazakhstan. You can sign up for a demonstration through the feedback form by following the link. Join us! Saint Petersburg (April 1-19, 2019) Samara (April 10, 2019) Almaty […]

Checklist for creating and publishing web applications

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To create your web application today, it's not enough just to know how to develop it. An important aspect is the setup of deployment tools, monitoring, as well as managing and administering the environment in which it works. The era of manual deployment is fading away, even for small projects; automation tools can bring significant benefits. In manual deployments, we often […]

DataGrip 2019.1: support for new databases, initialization scripts, new inspections, and more

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Hello! Let's take a look at the new features in — DataGrip 2019.1. Recall that the functionality of DataGrip is also included in our other paid IDEs, aside from WebStorm. Support for new databases In this release, four databases received official support in our tools: Apache Hive – a database management system based on the Hadoop platform. Greenplum – an analytical DBMS for data warehouses […]

Microsoft Visual Studio 2019 is available for download

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The development of Visual Studio 2019 began last summer, and the first preview version was released in December 2018. Finally, Microsoft proudly announced that the final version of VS 2019 is now available for download and use by anyone, both for Windows and macOS. Moreover, Visual Studio 2019 for Mac comes with a refreshed branding […]

Quality Deception: 'NVIDIA GeForce RTX 2090' Ignites During Testing

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On April 1st, many information resources dedicated to IT topics, including ours, publish both genuine and humorous news. Such materials can vary widely in quality, from outright fantasies to quite plausible reports. Occasionally, however, there are very unusual "news items" that would merit coverage even after April 1st. For instance, this year, there was a "news item" about […]

The first computer genome could lead to the creation of synthetic life forms.

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All DNA sequences of the life forms studied by scientists are stored in a database owned by the National Center for Biotechnology Information in the USA. On April 1, a new entry appeared in the database: "Caulobacter ethensis-2.0." This is the world's first fully computer-simulated and then synthesized synthetic genome of a living organism, developed by scientists from ETH Zurich (Swiss Federal Institute of Technology Zurich). However, […]

Kubernetes tips & tricks: personalized error pages in NGINX Ingress

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In this article, I want to discuss two features of NGINX Ingress related to displaying personalized error pages, as well as the existing limitations and ways to circumvent them. 1. Changing the default backend By default, NGINX Ingress uses a default backend that performs the corresponding function. This means that when an Ingress request is made specifying the host, […]

Virtual file systems in Linux: why they are needed and how they work? Part 1

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Hello everyone! We continue to launch new streams for the courses you already love, and we are excited to announce that a new cohort for the "Linux Administrator" course will start at the end of April. A new publication will be dedicated to this event. The original material can be found here. Virtual file systems act as a kind of magical abstraction, […]

Windows 10 partially launched on a smartphone

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The marathon of launching Windows 10 on various devices continues. This time, enthusiast Bas Timmer from the Netherlands, known by the nickname NTAuthority, managed to run the desktop OS on the OnePlus 6T smartphone. Naturally, this concerns the edition for ARM processors. He described his developments on Twitter, publishing brief messages with photos and videos. He noted that the system managed to […]

Microsoft plans to 'kill' regular PCs with Windows Virtual Desktop

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Microsoft has long been developing alternatives to traditional PCs. And now the next step has been taken. Recently, the beta version of Windows Virtual Desktop was presented, which is expected to lead to the demise of regular computers. What's the essence? Essentially, it's a sort of response to Chrome OS, where the user only has a browser and web services. Windows Virtual Desktop works differently. The system virtualizes […]

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