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How to Use sar for System Activity Reporting on IBM AIX 7.2 — step-by-step IBM AIX 7.2 tutorial on Progressive Robot

How to Use sar for System Activity Reporting 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 sar for system activity reporting on ibm aix […]

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FreeBSD 12 — mod_python — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — mod_python — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 29 October 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: mod_python — information leakage vulnerability Related CVEs: CVE-2003-0973 CVE-2005-0088 Upstream summary: Mark J Cox reports: Graham Dumpleton discovered a flaw which can affect anyone using the publisher handle of the […]

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How to Install Docker Engine on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Install Docker Engine on RHEL 8

Docker is not available in RHEL 8’s default AppStream repositories, so installing it requires adding the official Docker CE repository from Docker’s own package server. Unlike earlier RHEL versions, RHEL 8 ships with Podman as its native container runtime, but Docker CE remains a popular choice for teams migrating existing workflows. This tutorial walks through […]

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Java Random — step-by-step Programming tutorial on Progressive Robot

Java Random

URL: https://www.progressiverobot.com/java-random/ Java Random class is used to generate a series of random numbers. Java Random Class Random class is part of java.util package. An instance of java Random class is used to generate random numbers. This class provides several methods to generate random numbers of type integer, double, long, float etc. Random number generation […]

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FreeBSD 12 — turba — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — turba — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 29 October 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: turba — Cross site scripting vulnerabilities in several of the address book name and contact data fields Upstream summary: Announce of Turba H3 (2.0.5) (final): This [2.0.5] is a security […]

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Java ClassLoader — step-by-step Programming tutorial on Progressive Robot

Java ClassLoader

The Java ClassLoader is one of the crucial but rarely used components of Java in Project Development. Personally I have never extended ClassLoader in any of my projects but the idea of having my own ClassLoader that can customize the Java Class Loading thrills me.

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openSUSE Tumbleweed — ktexteditor — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — ktexteditor — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2018-10361 Upstream summary: An issue was discovered in KTextEditor 5.34.0 through 5.45.0. Insecure handling of temporary files in the KTextEditor's kauth_ktexteditor_helper service (as utilized in […]

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