Quotas are used to limit the amount of disk space a user or group can use on a filesystem. Without such limits, a user could fill up the machine’s disk and cause problems for other users and services. In this tutorial we will install command line tools to create and inspect…
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2022-9013 Related CVEs: CVE-2021-4155 CVE-2021-0920 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]
How to Set Up Windows Event Forwarding (WEF) on Windows Server 2012 R2 Windows Event Forwarding (WEF) is a native Windows mechanism that allows you to centralize security events from dozens or hundreds of servers onto a dedicated collector server—without deploying an agent or purchasing additional software. WEF uses the WS-Management protocol (the same protocol […]
![How To Install Python 3 and Set Up a Programming Environment on Ubuntu 18.04 [Quickstart] — step-by-step Linux tutorial on Progressive Robot](https://www.progressiverobot.com/wp-content/uploads/2026/05/how-to-install-python-3-and-set-up-a-programming-environment-on-ubuntu-18-04-quickstart-82316-featured.png "How To Install Python 3 and Set Up a Programming Environment on Ubuntu 18.04 [Quickstart] 4")
Python is a flexible and versatile programming language, with strengths in scripting, automation, data analysis, machine learning, and back-end development. This quickstart tutorial will walk you through installing Python and setting up a programming environment on an Ubuntu 18.04 server.
MariaDB is an open-source database management system, commonly installed as part of the popular LEMP stack.
Системы контроля версий, например Git, необходимы для передовых методов разработки программного обеспечения. Контроль версий помогает отслеживать изменения программного обеспечения на уровне исходного кода. Вы можете отслеживать изменения, возвращаться к предыдущим версиям и…
The @angular/service-worker package comes with a SwUpdate class that makes it easy to deal with updated apps. Let’s see how it can be used.
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2022-5311 Related CVEs: CVE-2021-40528 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]
We've already implemented [MVVM using Data Binding](/community/tutorials/android-mvvm-design-pattern) and covered [LiveData](/community/tutorials/android-livedata) and [Data Binding](/community/tutorials/android-data-binding) in separate tutorials. Today, we'll use LiveData with Data Binding in our MVVM Android Application. We'll see how LiveData makes it easy to update the UI from the ViewModel. MVVM LiveData Data Binding Up until now, we've used Data Binding to update […]
Introduction to 802.1X Network Access Control 802.1X is an IEEE standard for port-based network access control. It ensures that only authenticated and authorized devices can connect to a network—whether wired or wireless. In an enterprise environment, 802.1X prevents unauthorized devices (laptops, phones, IoT devices) from simply plugging into a network port or connecting to a […]
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