How To Add a Styled Profile Image To Your Webpage With HTML
In this tutorial, we’ll walk through the steps of adding a stylized profile image to your website.
Centering Things in CSS Using Flexbox
Flexbox may not be the solution to all of our CSS problems, but at least when it comes to centering and vertical centering of elements, it finally gives us an easy solution.
Install C/GCC Compiler for Windows
The first step in learning any programming language is to have the required software installed in the system. In this tutorial, we will learn how to install C/GCC compiler in Windows. Source Code Editors Although, you may choose any basic text editor such as notepad for writing and editing source code of C, we recommend […]
5 Tips to Write Better Conditionals in JavaScript
5 Tips to Write Better Conditionals in JavaScript
How to Scan for Vulnerabilities with OpenVAS on RHEL 9
OpenVAS, now distributed as Greenbone Community Edition (GCE), is one of the most comprehensive open-source vulnerability scanners available, capable of identifying thousands of known CVEs across network services, web applications, and operating system configurations. Installing it natively on RHEL 9 requires complex dependency management, so the recommended approach is to deploy it via Docker Compose, […]
Post-PSTN Era: 7 Critical Ways to Optimize Business Telephony
The Post-PSTN Era is already changing UK business telephony. This guide explains how to audit lines, migrate analogue devices, protect emergency calling, improve resilience, secure voice platforms, and integrate digital calls with customer workflows.
openSUSE Tumbleweed — perl-Convert-ASN1 — vulnerability — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read • Source: SUSE advisory SUSE-SU-2021:0172-1 (see also SUSE bugzilla) Related CVEs: CVE-2013-7488 Upstream summary: perl-Convert-ASN1 (aka the Convert::ASN1 module for Perl) through 0.27 allows remote attackers to cause an infinite loop via unexpected input. Table of […]
Ubuntu 16.04 LTS – apt update fails because dpkg lock is held
🟠 High ⏱ 5–30 min Last verified: 19 May 2026 Affected versions: Ubuntu 16.04 LTS Ubuntu 16.04 Ubuntu 16.04.7 📖 ~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 […]
openSUSE Tumbleweed — gzip — multiple vulnerabilities (2 CVEs) — patch and remediation guide
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read • Source: SUSE advisory SUSE-SA:2010:008 (see also SUSE bugzilla) Related CVEs: CVE-2010-0001 CVE-2009-2624 Upstream summary: Integer underflow in the unlzw function in unlzw.c in gzip before 1.4 on 64-bit platforms, as used in ncompress and probably […]
Windows Server 2016 – Container DNS resolution fails on NAT network – Fix & Prevention (FIX-PREVENTION-2)
🟡 Medium ⏱ 5–30 min Last verified: 18 May 2026 Affected versions: Windows Server 2016 📖 ~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 […]
