How To Use Links and Buttons with State Pseudo-Classes in CSS
In this tutorial, you will use the :hover, :active, and :focus user actions and the :visited location pseudo-classes to create CSS styles. You will use and
How To Secure Apache with Let’s Encrypt on Ubuntu 18.04
Let’s Encrypt is a Certificate Authority (CA) that provides an easy way to obtain and install free TLS/SSL certificates, thereby enabling encrypted HTTPS on web servers. In this tutorial, you will use Certbot to obtain a free SSL certificate for Apache on Ubuntu 18.04 and set up your certificate to renew automatically.
Getting Started With Angular Using the Angular CLI
Angular is a popular JavaScript framework that creates interactive web, mobile, and desktop applications. The Angular CLI simplifies the process of getting started with Angular. This tutorial covers building an Angular application through the Angular CLI and working with its HTML, CSS, and TypeScript files.
FreeBSD 12 — oops — vulnerability — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 25 May 2026 Affected versions: FreeBSD 12 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: oops — format string vulnerability Related CVEs: CVE-2005-1121 Upstream summary: A RST/GHC Advisory reports that there is an format string vulnerability in oops. The vulnerability can be found in the […]
How to Install Elasticsearch on RHEL 7
How to Install Elasticsearch on RHEL 7 Elasticsearch is a distributed, RESTful search and analytics engine built on Apache Lucene. It is widely used for full-text search, log aggregation, and real-time data analysis. This guide walks you through installing and configuring Elasticsearch on Red Hat Enterprise Linux 7, including repository setup, basic cluster configuration, JVM […]
A Guide to Distilled Stable Diffusion: Implemented with Gradio
In this tutorial, we show how to take advantage of the first distilled stable diffusion model, and show how to run it using Jupyter Notebook and a convenient Gradio demo.
How to Configure DRBD-Style Replication on IBM AIX 7.1
Introduction IBM AIX 7.1 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.1 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to configure drbd-style replication on ibm aix 7.1 on IBM […]
openSUSE Tumbleweed — wildmidi — multiple vulnerabilities (2 CVEs) — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read • Source: SUSE security advisory Related CVEs: CVE-2017-11661 CVE-2017-11664 Upstream summary: The _WM_SetupMidiEvent function in internal_midi.c:2318 in WildMIDI 0.4.2 can cause a denial of service (invalid memory read and application crash) via a crafted mid file. […]
How to Use IBM Cloud CLI with PowerVS on IBM AIX 7.2
Introduction IBM AIX 7.2 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.2 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to use ibm cloud cli with powervs on ibm aix […]
Arch Linux — wireshark-qt — multiple vulnerabilities (14 CVEs) — patch and remediation guide
🔴 Critical ⏱ 15–90 min Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read • Source: Arch ASA ASA-201805-25 Related CVEs: CVE-2018-11362 CVE-2018-11361 CVE-2018-11360 CVE-2018-11359 CVE-2018-11358 CVE-2018-11357 CVE-2018-11356 CVE-2018-11355 +6 more Upstream summary: Type: multiple issues. Status: Fixed. Affected: 2.6.0-1. Fixed in: 2.6.1-1. Group: AVG-708. Table of contents […]
