🔴 Critical ⏱ 5–30 min Last verified: 20 May 2026 Affected versions: Ubuntu 20.04 LTS Ubuntu 20.04 Ubuntu 20.04.6 📖 ~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 […]
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 monitor lpar resources with lparstat on ibm aix 7.1 […]
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 install node.js via aix toolbox on ibm aix 7.2 […]
Introduction This guide explains how to Set Up Dovecot IMAP Server on Debian 10 on Debian 10 Buster. Debian Buster uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 10 install with […]
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 configure aix workload partitions (wpars) on ibm aix 7.2 […]
🟢 Low ⏱ 5–15 min Last verified: 25 May 2026 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read • Source: Ubuntu Security Notice USN-6282-1 Related CVEs: CVE-2020-13959 Upstream summary: Jackson Henry discovered that Velocity Tools incorrectly handled certain inputs. If a user or an automated system were tricked into opening a specially crafted […]
URL: https://www.progressiverobot.com/python-string-replace/ Python string replace() function is used to create a string by replacing some parts of another [string](/community/tutorials/python-string). Python String replace Python String replace() function syntax is: str.replace(old, new[, count]) The original string remains unmodified. The new string is a copy of the original string with all occurrences of substring _old_ replaced by _new_. […]
Using JavaScript, you’ll learn some of the best techniques for searching though tree structures 🌲.
Firejail is a flexible, secure jail solution that can be used to isolate processes, resources, and network interfaces. In this guide, we will demonstrate how to configure WordPress in two Firejail chroot environments. One will contain the database server and the other will operate the web server. By setting up a sandboxed environment, we can reduce the risk of a security breach by minimizing the scope of the processes involved.
🟢 Low ⏱ 5–15 min Last verified: 25 May 2026 Affected versions: SLES 12 📖 ~4 min read • Source: SUSE advisory SUSE-SU-2021:0664-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-36241 Upstream summary: autoar-extractor.c in GNOME gnome-autoar through 0.2.4, as used by GNOME Shell, Nautilus, and other software, allows Directory Traversal during extraction because it […]
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