Linux

Introduction to Red Hat Enterprise Linux

November 5, 2025

RHCSA Certification Overview Skills Covered in RHCSA RHEL 8 vs RHEL 9 RHCSA RHCSA Career Relevance Open Source Fundamentals Benefits of Open Source Popular Open Source Projects Getting Involved in Open Source What is Linux? Origin of Linux Linux Distributions (Distros) Linux vs Windows Advantages of Linux Linux Command Line (Terminal) Why Learn Linux? Why […]

CentOS Stream 10 repo issue

November 4, 2025

Repo issue encountered while running ‘dnf update -y’ (SSL certificate errors). On CentOS Stream 10, running dnf update -y may fail with SSL or repository errors such as:dnf update -y These errors typically appear when: This KB provides a step-by-step fix. 1. Check the system clock 2. Temporarily disable SSL verification (for testing only) sudo […]

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