Writing
Tagged “devops”
11 articles
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A Turn-Key, Hardened WireGuard Stack for Debian 13
Deploy a production-ready WireGuard VPN with wg-easy, Caddy, Let’s Encrypt, UFW, fail2ban, unattended-upgrades, backups, health checks, and a TUI installer — all on Debian 13.
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From Bash to Python
A seasoned Linux System Engineer shares their journey from heavy BASH scripting to adopting Python for automation, showing side-by-side examples and clear advantages in readability, safety, and long-term maintainability.
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Breaking the Chains
Still running Microsoft Exchange and Active Directory? You’re not alone—but you might be paying the price in security risks, operational costs, and missed opportunities. This in-depth guide explores why email is the…
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Everything You Should Know About Being a Linux Sysadmin, But Probably Don’t
A sarcastic deep dive into the habits, tools, and unspoken rituals of veteran Linux sysadmins — from outdated commands we refuse to abandon to the culture clash with modern DevOps newcomers. A brutally honest take on…
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Supercharge Your Workflow
Discover how free, open-source automation scripts from LINUXexpert.org can streamline your daily sysadmin tasks, reduce human error, and boost productivity.
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What You Can Learn from Building a World of Warcraft Private Server
Building a World of Warcraft private server teaches invaluable lessons in networking, databases, Linux administration, game design, reverse engineering, and cybersecurity. Learn the technologies, challenges, and legal…
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The Vital Role of Linux and Open Source Software in FinTech
Discover the role of Linux and open-source software in the FinTech industry. Explore the cost-effectiveness, security, and scalability benefits they bring.
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A Day in the Life of a Linux Systems Engineer
The alarm buzzes, breaking the silence of the early morning. Alex, a seasoned Linux systems engineer, reaches out to turn it off. A quick glance at the screen shows a list of notifications and emails that have piled up…
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Enterprise Linux Engineer Essentials
As enterprises increasingly depend on robust, scalable, and secure infrastructure, the role of a Linux engineer has become critical. These professionals are at the heart of managing and optimizing Linux-based systems…
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Introduction to OpenTofu: A New Era of Cloud Infrastructure Management
In the rapidly evolving world of cloud computing, organizations are constantly on the lookout for efficient tools that can simplify the management of their infrastructure. Enter OpenTofu—a groundbreaking open-source…
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The Cathedral and the Bazaar: Reflections on its Relevance in 2024
In 1997, Eric S. Raymond penned a seminal essay titled “The Cathedral and the Bazaar,” which profoundly influenced the open-source software movement. The essay compared two distinct development models: the “Cathedral”…