Hello, Habr. This article is aimed at high school students in grades 8-10 and first- and second-year college students who dream of dedicating their lives to IT. However, older individuals may find it just as engaging. So, I will share my story and try to warn you through my example about the mistakes aspiring programmers often make. Enjoy your reading! My still unfinished journey in […]
Good day, Habr residents! Today I want to tell you about how we were eager to monitor Postgres and a couple of entities within the OpenShift cluster, and how we accomplished that. Initially, we had: OpenShift Helm Prometheus. Working with the Java application was quite straightforward and transparent. To be more precise: 1) Adding implementation to build.gradle ‘io.micrometer:micrometer-registry-prometheus’ […]
A corrective update for Firefox 69.0.1 has been released, fixing several issues: A vulnerability (CVE-2019-11754) that allowed control of the mouse cursor pointer via the API requestPointerLock() without user confirmation has been resolved; An issue that caused external handler programs to launch in the background when clicking a link in Firefox has been fixed; Usability improvements in the add-ons manager for screen reader users have been made; The problem of […]
Beta testing has begun for the Fedora 31 distribution. The beta release marks the transition to the final testing stage, during which only critical bugs can be fixed. The release is scheduled for October 22 or 29. This release includes Fedora Workstation, Fedora Server, Fedora Silverblue, and Live images provided as spins with desktop environments such as KDE Plasma 5, Xfce, MATE, Cinnamon, LXDE, and LXQt. The builds are prepared for […]
Oracle has introduced a new product, Autonomous Linux, which is an enhancement to Oracle Linux. Its key feature is that it operates autonomously, without the need for manual maintenance or administrator involvement. This product is offered as a free option for Oracle Cloud users who subscribe to the Linux Premier Support program. Autonomous Linux allows for the automatic execution of tasks such as delivering updates […]
The future belongs to those who understand technology and drive it into a bright and unpredictable future. While it's believed that a large number of IT specialists are 'sucked up' by the USA, there are other countries where IT specialists are heading. In this article, you will learn: Why Switzerland is an attractive jurisdiction for IT specialists? How to obtain a work permit and […]
An article by my colleague Danila Yusupov inspired me greatly. It's amazing how friendly and welcoming the IT field is – learn and join in, and always keep learning something new. Therefore, I want to share my story about how I studied psychology and became a tester. I chose to study psychology by the call of my heart – I wanted to help people […]
One day, you might want to sell something on Avito, and after posting a detailed description of your item (for example, a RAM module), you will receive this message: Clicking the link, you will see a seemingly harmless page notifying you, the happy and successful seller, about the purchase: After clicking the “Continue” button, an APK file will be downloaded to your Android device with an icon and […]
The next release of the Gaia R80.40 operating system is approaching. A few weeks ago, the Early Access program started, allowing users to test the distribution. As usual, we publish information about the new features, highlighting the aspects that are most interesting from our perspective. Looking ahead, I can say that the innovations are indeed significant. So, it’s worth preparing for […]
Hello colleagues, welcome to the lesson on migrating Check Point R77.30 databases to R80.10. When using Check Point products, eventually the task of migrating existing rules and object databases arises for the following reasons: When purchasing a new device, it is necessary to migrate the database from the old device to the new one (to the current version of GAIA OS or […]
This article's translation is specially prepared for students of the "Cloud Services" course. Interested in developing in this area? Check out the recording of the professional masterclass "AWS EC2 Service," conducted by Yegor Zuev — TeamLead at InBit and author of the educational program at OTUS. Google Cloud Platform (GCP) offers a variety of services, particularly a compute stack that includes Google Compute Engine (GCE), Google […]
Continuation of the article "An Attempt to Create an ASH Analog for PostgreSQL." This article will discuss and demonstrate, using specific queries and examples, what useful information can be obtained through the pg_locks presentation history. Warning: Due to the novelty of the topic and the ongoing testing phase, the article may contain errors. Criticism and comments are welcomed and anticipated. Input data […]