Creating a Recursive Tree Component in Vue.js
Here’s a simple guide to learn how to create and use recursive components in Vue.js by creating a Tree component.
Understanding Data Types in JavaScript
In this tutorial, we will go over how data types work in JavaScript as well as the important data types native to the language.
AlmaLinux 8 — libxkbfile — vulnerability — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read • Source: AlmaLinux ALSA ALEA-2020:4742 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 […]
FreeBSD 13 — postgresql92-client — multiple vulnerabilities (2 CVEs) — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 30 July 2021 Affected versions: FreeBSD 13 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: PostgreSQL vulnerabilities Related CVEs: CVE-2016-5423 CVE-2016-5424 Upstream summary: The PostgreSQL project reports: Security Fixes nested CASE expressions + database and role names with embedded special characters CVE-2017-7484: selectivity estimators bypass […]
Konfigurieren der SSH-Schlüssel-basierten Authentifizierung auf einem Linux-Server
SSH, oder Secure Shell, ist die häufigste Art der Verwaltung von Remote-Linux-Servern. Obwohl der Daemon die passwortbasierte Authentifizierung erlaubt, kann die Freigabe eines passwortgeschützten Kontos für das Netzwerk Ihren Server für Brute-Force-Angriffe öffnen. In diesem Leitfaden zeigen wir, wie Sie Ihren Server mit SSH-Schlüsseln konfigurieren, was die empfohlene Authentifizierungsmethode ist. Dies sind für Angreifer viel schwieriger zu umgehen, sodass Sie einen sichereren Anmeldemechanis
AlmaLinux 8 — nispor — vulnerability — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read • Source: AlmaLinux ALSA ALEA-2022:1881 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 […]
FreeBSD 13 — openssl-beta — multiple vulnerabilities (2 CVEs) — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 30 July 2021 Affected versions: FreeBSD 13 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: openssl — potential SSL 2.0 rollback Related CVEs: CVE-2004-0079 CVE-2005-2969 Upstream summary: Vulnerability: Such applications are affected if they use the option SSL_OP_MSIE_SSLV2_RSA_PADDING. This option is implied by use of […]
How to Set Up TimescaleDB on SLES 15
Introduction This tutorial covers How to Set Up TimescaleDB 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 refresh […]
How to Adjust Background Image Opacity in CSS
Learn how to change background image opacity in CSS using opacity, RGBA, and overlays. Find the best method for your design and avoid common mistakes.
FreeBSD 13 — openssl-overwrite-base — vulnerability — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 30 July 2021 Affected versions: FreeBSD 13 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: openssl — potential SSL 2.0 rollback Related CVEs: CVE-2005-2969 Upstream summary: Vulnerability: Such applications are affected if they use the option SSL_OP_MSIE_SSLV2_RSA_PADDING. This option is implied by use of SSL_OP_ALL, […]
