Modern CPUs feature a large number of cores. For years, applications have been sending queries to databases in parallel. If it's a reporting query on many rows in a table, it executes faster when utilizing multiple CPUs, and this has been possible in PostgreSQL since version 9.6. It took three years to implement the parallel query feature — the code had to be rewritten at various execution stages […]
Developers at Firaxis Games and publisher 2K Games have announced that the global turn-based strategy Sid Meier’s Civilization VI now supports cross-platform saves between PC and Nintendo Switch. If you purchased the game on Steam and Nintendo Switch, you can now freely transfer saves between the two platforms. To do this, you will need to create a 2K account and link it […]
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 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 […]
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 […]
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 […]
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 […]
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 […]
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 […]
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, […]
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, […]
It was pouring outside like from a bucket. All the channels were buzzing about the superstorm gathering strength. It was supposed to pass a hundred kilometers to the north. We would have a regular storm with flooded streets, downed power lines, and fallen trees. I was occupied with everyday tasks. I worked in the morning and then spent the whole day flying over the desert on a military drone. I shot down an enemy […]