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How To Install MongoDB on CentOS 8 — step-by-step Linux tutorial on Progressive Robot

How To Install MongoDB on CentOS 8

MongoDB is an open-source document database used commonly in modern web applications. It is classified as a NoSQL database because it does not rely on a traditional table-based relational database structure. Instead, it uses JSON-like documents with dynamic schemas. In this tutorial you’ll install MongoDB on a CentOS 8 server, test it, and learn how to manage it as a systemd service.

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From Knowledge Gaps to Expert Agents - Unlocking the Advanced Use Cases of RAG with the the cloud p — AI And Machine Learning tutorial on Progressive Robot

From Knowledge Gaps to Expert Agents – Unlocking the Advanced Use Cases of RAG with the cloud provider Gradient Platform

Explore how the cloud provider’s Gradient Platform empowers developers to create tailored, scalable AI systems, combining Retrieval-Augmented Generation workflows with advanced capabilities like external integrations and hierarchical agent structures. Discover practical use cases for automating workflows, adapting to dynamic needs, and building multi-specialist AI networks.

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Oracle Linux 8 — Unbreakable Enterprise kernel-container — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Unbreakable Enterprise kernel-container — vulnerability — patch and remediation guide (ELSA-2022-9690)

🟠 High   ⏱ 15–60 min  Last verified: 23 September 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-9690 Related CVEs: CVE-2022-2588 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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How to Set Up Kea DHCP Server on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Set Up Kea DHCP Server on Debian 11

Introduction Debian 11 Bullseye is built around the ethos of stability and free software. Setting up set up kea dhcp server on debian 11 on Bullseye leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Bullseye freeze. Follow each step carefully […]

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AlmaLinux 9 — qatzip — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 9

AlmaLinux 9 — qatzip — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 9 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2022:8256 Related CVEs: CVE-2022-36369 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & […]

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FreeBSD 13 — py39-unicorn — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py39-unicorn — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 22 September 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py39-unicorn — sandbox escape and arbitrary code execution vulnerability Related CVEs: CVE-2021-44078 Upstream summary: jwang-a reports: An issue was discovered in split_region in uc.c in Unicorn Engine before 2.0.0-rc5. It […]

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FreeBSD 13 — sogo-activesync — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — sogo-activesync — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 22 September 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: SOGo — SAML user authentication impersonation Related CVEs: CVE-2021-33054 Upstream summary: sogo.nu reports: SOGo was not validating the signatures of any SAML assertions it received. This means any actor with […]

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How to Configure AIX Workload Partitions (WPARs) on IBM AIX 7.3 — step-by-step IBM AIX 7.3 tutorial on Progressive Robot

How to Configure AIX Workload Partitions (WPARs) on IBM AIX 7.3

Introduction IBM AIX 7.3 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 7.3 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to configure aix workload partitions (wpars) on IBM AIX 7.3 […]

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How to Configure IPv6 Networking on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Configure IPv6 Networking on RHEL 9

IPv6 is the successor to IPv4, offering a vastly larger address space and improved routing efficiency, and is increasingly required for modern infrastructure and public internet connectivity. On RHEL 9, NetworkManager is the primary tool for managing network configuration, and it fully supports both static IPv6 addressing and automatic assignment via SLAAC and DHCPv6. This […]

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