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Rex Djere (694)

June 24, 2025

RHCSA Series (3): Managing Processes

Alphabetical List of the Abbreviations used in this article: CPU = Central Processing Unit GNU = GNU's Not Unix I/O = Input/Output NIC…

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June 23, 2025

The Podcasts Produced by Djere Services Group

Djere Services Group currently produces two podcasts on YouTube: The Saxophone Knowledge and Mastery Podcast The RHCSA Series Podcast

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June 23, 2025

RHCSA Series (2): Detecting and Preparing Hardware

Alphabetical List of the Abbreviations used in this article: ACPI = Advanced Configuration and Power Interface BIOS = Basic Input/Output System CUPS =…

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June 22, 2025

RHCSA Series (1): Obtaining and Maintaining the RHCSA Certification: Laying the Foundation

Alphabetical List of the Abbreviations used in this article: ACLs = Access Control Lists APT = Advanced Package Tool DNF = Dandified YUM…

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June 20, 2025

The Grep Command: A Deep Dive

Introduction The grep command is one of the most powerful commands in the Unix, BSD, and GNU/Linux ecosystem. It is used to search…

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June 19, 2025

The Deep History and Purpose of Ollama  

Introduction The purpose of this article is to increase my knowledge of the Ollama tool and to then share what I learned. Ollama…

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