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AWS vs Microsoft Certifications in 2025
AWS

AWS vs Microsoft Certifications in 2025

In 2025, the demand for certified cloud professionals continues to surge. Amazon Web Services (AWS) and Microsoft remain two of the biggest players in the cloud industry — each offering a robust certification ecosystem designed to validate your technical expertise and boost your career potential.
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Dargslan
Understanding Environment Variables in Linux
Linux

Understanding Environment Variables in Linux

Learn what Linux environment variables are, how they work, and why they matter for shells, scripts, and services. Practical examples and simple tips to view, set, export, and persist variables for DevOps beginners.
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Dargslan
How to Use tar and gzip for Archiving Files
tar

How to Use tar and gzip for Archiving Files

Learn to use tar and gzip to create, compress, and extract archives on Linux with clear, step-by-step commands and examples. Ideal for DevOps and Linux beginners managing files and backups.
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Dargslan
Setting Up a Local DNS Resolver with bind9
DNS

Setting Up a Local DNS Resolver with bind9

Set up a local DNS resolver with bind9 on Linux using a clear, step-by-step guide. Ideal for Linux and DevOps beginners—includes configuration tips, security basics, and troubleshooting.
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Dargslan
How to Create and Manage SSH Keys for Secure Access
SSH

How to Create and Manage SSH Keys for Secure Access

Learn how to create, install, and manage SSH keys for secure server access with step-by-step commands and best practices. Ideal for Linux and DevOps beginners wanting stronger, passwordless authentication.
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Dargslan
Building a Linux Firewall
books

Building a Linux Firewall

Building a Linux Firewall: A Hands-On Guide to Securing Networks with iptables, nftables, and UFW,Build and secure Linux firewalls with iptables, nftables, and UFW easily.
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Dargslan
Secure Shell (SSH) for Linux Admins
books

Secure Shell (SSH) for Linux Admins

Comprehensive SSH Mastery for Linux Administrators,Secure remote access and automation in Linux with complete SSH mastery.
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Dargslan
Essential Bash Scripting Techniques for Automation
Bash

Essential Bash Scripting Techniques for Automation

Learn essential Bash scripting techniques to automate tasks on Linux with clear examples and best practices. Perfect for Linux and DevOps beginners looking to boost efficiency.
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Dargslan
How AI Is Changing Everyday Work for IT Professionals and Developers in 2025
News

How AI Is Changing Everyday Work for IT Professionals and Developers in 2025

AI has become every IT professional’s invisible co-worker. In 2025, developers code alongside AI copilots, and IT admins manage self-healing, predictive systems. This in-depth article explores how artificial intelligence is transforming technical roles and what skills matter most in this new era.
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Dargslan
IT Administrator vs Developer in 2025: Roles, Skills, and Future Outlook
News

IT Administrator vs Developer in 2025: Roles, Skills, and Future Outlook

In 2025, the line between IT Administrators and Developers is thinner than ever. This in-depth comparison explores their responsibilities, required skills, tools, and how both roles are transforming through DevOps, cloud computing, and automation.
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Dargslan
Using grep and awk for Text Processing in Linux
Linux

Using grep and awk for Text Processing in Linux

Learn how to use grep and awk to search, filter, and transform text files in Linux. Step-by-step examples and practical tips for Linux and DevOps beginners.
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Dargslan
Linux Password and Authentication Hardening
books

Linux Password and Authentication Hardening

Linux Password and Authentication Hardening,Strengthen Linux authentication with proven password and login hardening methods.
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Dargslan
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