Visualizing data provides an intuitive way for users to know what is happening in the system of their web applications. In this tutorial, you will integrate ApexCharts into a SolidJS application for data visualization. You will develop an application that pulls weather data from the OpenWeatherMap API and displays it in a bar chart.
Login banners are a critical security control that display legal warnings before and after users authenticate to a system. On RHEL 8, three separate mechanisms control banner messages: /etc/issue for local console pre-login text, /etc/issue.net for SSH pre-login banners, and /etc/motd for the message of the day shown after login. Properly configured banners inform authorized […]
This tutorial will teach you how to add a favicon to your website with HTML. A favicon is a small image that is located in the browser tab next to your web page’s title.
🟠 High ⏱ 15–60 min Last verified: 10 June 2019 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read • Source: Ubuntu Security Notice USN-6322-1 Related CVEs: CVE-2018-16062 CVE-2018-16403 CVE-2018-18310 CVE-2018-18520 CVE-2018-18521 CVE-2019-7149 CVE-2019-7150 CVE-2019-7665 +12 more Upstream summary: It was discovered that elfutils incorrectly handled certain malformed files. If a user or automated […]
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 1.1.1-r0 📖 ~4 min read • Source: Alpine secdb entry — quagga 1.1.1-r0 Related CVEs: CVE-2017-5495 Upstream summary: Alpine main repository for vedge ships quagga 1.1.1-r0 which addresses CVE-2017-5495. Table of contents Symptom & Impact Environment […]
🟠 High ⏱ 5–30 min Last verified: 9 June 2019 Affected versions: Ubuntu 14.04 LTS 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors […]
Introduction This tutorial covers How to Configure SLES 12 for Edge Computing on SLES 12. SLES 12 (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 12 system is up to date: zypper refresh […]
Single command deployment. It’s real. You have options.
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read • Source: SUSE security advisory Related CVEs: CVE-2009-3994 Upstream summary: Stack-based buffer overflow in the GetUID function in src-IL/src/il_dicom.c in DevIL 1.7.8 allows remote attackers to cause a denial of service (application crash) or execute arbitrary […]
A step by step tutorial where I show you how to easily implement animated transitions between your Vue routes, thanks to the help of Vue Router.
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