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MIMominur Islammominur-islam.hashnode.dev4d ago · 8 min read

DevOps Journey #1: Essential Linux Commands Every Beginner Should Know

Introduction As I begin the technical phase of my DevOps Journey, I decided to start with Linux. Linux isn't completely new to me. During my academic years and personal projects, I had opportunities t

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HRHritik ranjanblogs.hritikranjan.inSep 20 · 45 min read

🐧 Linux for DevOps: Complete Beginner to Advanced Guide with Commands, Networking, Users, Permissions, AWK, SED, LVM & More

If you are starting your DevOps journey, you will quickly realize that many tools and platforms run on Linux. For example: AWS EC2 Docker Kubernetes Jenkins Nginx Apache Terraform Ansible Prometheus G

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ZZacharietechzach.hashnode.devSep 19 · 2 min read

Users, Groups, and Permissions

In this lab, I created a role-based access control environment in Red Hat Linux Enterprise 9 (RHEL9). The goal was to create three groups each with their own permissions and demonstrate user managemen

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ASAsep Sayyadasepsayyad007.hashnode.devSep 9 · 21 min read

CPU Is at 100% on Linux. Don't Panic

A structured terminal triage guide to finding whether you are dealing with runaway code, kernel thrashing, blocked I/O, or hypervisor CPU steal. The monitoring alert fires at 2:00 AM. Your phone buzze

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ASAsep Sayyadasepsayyad007.hashnode.devSep 3 · 22 min read

The Linux Shortcuts That Make Me Forget I’m Using a Terminal

How Readline shortcuts, history expansions, directory stacks, and job control turn clunky command line typing into pure flow state. When you first start using Linux, the terminal feels like a rigid,

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UKUk Ktech-learning-sachin.hashnode.devSep 2 · 2 min read

What I Wish I'd Known Before Starting My First IT Support Role

My first IT support job started with three weeks of genuine imposter syndrome that I managed to hide reasonably well and then spent the following months slowly resolving through a combination of on-th

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ABAkhilesh Bhayyedevops-journal.hashnode.devAug 28 · 2 min read

Linux Architecture, Explained the Way I Wish Someone Had Explained It to Me

Before touching a single command, I spent time understanding how Linux is actually structured, because every tool I'd learn after this (Jenkins, Docker, Ansible) runs on top of it, and debugging any o

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ASAsep Sayyadasepsayyad007.hashnode.devAug 25 · 15 min read

Stop Opening Files Manually: 10 Faster Ways to Work in Linux

Opening text editors just to check a port, replace a string, or read a log wastes precious time. Here are 10 faster ways to inspect, search, and edit files directly from the Linux CLI. We have all do

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GOGeraldine Okekechummygeraldine.hashnode.devAug 20 · 3 min read

Learning Linux Through OverTheWire Bandit: Ownership and Text Search (Levels 6–8)

The fourth article in my OverTheWire Bandit series examines two complementary search techniques: locating a file by ownership and size, then locating a specific record within a larger text file. Note

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ASAsep Sayyadasepsayyad007.hashnode.devAug 20 · 21 min read

Sudo vs Root: What's the Difference?

The architectural differences between the root account and sudo delegation, how the SUID bit works, why visudo saves production servers, and how to manage privileges safely. When you first start work

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#linux-commands

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Trending tags this week

DevOps Journey #1: Essential Linux Commands Every Beginner Should Know

🐧 Linux for DevOps: Complete Beginner to Advanced Guide with Commands, Networking, Users, Permissions, AWK, SED, LVM & More

Users, Groups, and Permissions

CPU Is at 100% on Linux. Don't Panic

The Linux Shortcuts That Make Me Forget I’m Using a Terminal

What I Wish I'd Known Before Starting My First IT Support Role

Linux Architecture, Explained the Way I Wish Someone Had Explained It to Me

Stop Opening Files Manually: 10 Faster Ways to Work in Linux

Learning Linux Through OverTheWire Bandit: Ownership and Text Search (Levels 6–8)

Sudo vs Root: What's the Difference?