How to Collect Scrapable Metrics for Managed DBaaS on the cloud provider
Learn to collect metrics from PostgreSQL on the cloud provider with a Node.js app for better database management and monitoring.
Электронная книга «От контейнеров к Kubernetes с Node.js»
<$>[note] [label Загрузите полную электронную книгу!] Электронная книга «От контейнеров к Kubernetes с Node.js» в формате EPUB [Электронная книга «От контейнеров к Kubernetes с Node.js» в **формате…
How To Launch Native URL Schemes in Flutter with the url_launcher Plugin
Learn how to open and integrate other native applications on a device from within your Flutter apps.
FreeBSD 13 — urban — vulnerability — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 4 June 2021 Affected versions: FreeBSD 13 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: urban — stack overflow vulnerabilities Related CVEs: CVE-2005-2864 Upstream summary: Several filename-related stack overflow bugs allow a local attacker to elevate its privileges to the games group, since urban is […]
Arch Linux — firejail — vulnerability — patch and remediation guide
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read • Source: Arch ASA ASA-202102-26 Related CVEs: CVE-2021-26910 Upstream summary: Type: privilege escalation. Status: Fixed. Affected: 0.9.64.2-1. Fixed in: 0.9.64.4-1. Group: AVG-1545. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]
How to Install Python 3 and pip on RHEL 8
Python 3 is available on RHEL 8 through the AppStream module system, which lets you install and switch between multiple Python versions without compiling from source. Unlike older RHEL releases, RHEL 8 ships with Python 3.6, 3.8, 3.9, and (via later AppStream streams) 3.11 all coexisting on the same system. This tutorial shows you how […]
Android Material Text Fields
In this tutorial, we'll implement Text Fields using the new Material Design Components Library. We have already implemented TextInputLayout [here](/community/tutorials/android-textinputlayout-example). Material TextFields TextInputLayout provides an implementation for Material text fields. We just need to use TextInputEditText! First and foremost, import the new material components dependency. Also, set the MaterialComponent theme in your Activity. implementation 'com.google.android.material:material:1.1.0-alpha09' […]
Oracle Linux 8 — tcpdump — security and stability fixes — required update (ELSA-2021-4236)
🟢 Low ⏱ 5–15 min Last verified: 3 June 2021 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2021-4236 Related CVEs: CVE-2020-8037 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]
AlmaLinux 8 — intel-cmt-cat — vulnerability — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read • Source: AlmaLinux ALSA ALBA-2021:1696 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]
How to Implement Mandatory Access Control on SLES 15
Introduction This tutorial covers How to Implement Mandatory Access Control on SLES 15 on SLES 15. SLES 15 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 15 system is up to date: zypper […]
