Linux sysadmin
113 articles
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How to Use Git on Linux: The Complete Sysadmin Guide
Learn how to use Git on Linux from scratch. Install, configure, commit, branch, and push code. Practical sysadmin workflows with real command examples.
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How to Use Ansible on Linux: Automate Your Servers Like a Pro
Learn how to use Ansible on Linux to automate server setup with playbooks, inventories, and modules. Step-by-step guide with real examples for sysadmins.
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How to Install Apache Web Server on Linux (Step-by-Step)
Learn how to install Apache on Linux step by step. Covers Ubuntu, Debian, and RHEL/Rocky Linux with virtual hosts, firewall config, and security hardening.
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Best Linux Disk Usage Analyzers in 2026: 5 Tools I Tested on My Homelab
Discover the 5 best Linux disk usage analyzers in 2026. I tested ncdu, gdu, dust, duf, and Baobab on my homelab — here's which one you actually need.
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Linux Bash Aliases: Create, Save, and Supercharge Your Terminal Workflow
Learn how to create and manage Linux bash aliases to speed up your terminal. Practical examples for navigation, safety, system admin, and networking shortcuts.
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Best Linux Security Tools in 2026: 7 I Run on Every Server
Protect your Linux server with these 7 open source security tools I personally run on every box. From Lynis auditing to Fail2ban, rkhunter, and Suricata IDS.
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How to Use the date Command in Linux: Format, Timestamps, and Scripts
Master the Linux date command: formatting output, date arithmetic, Unix timestamps, timezones, and real bash scripting examples for sysadmins.
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How to Use Podman in Linux: Run Containers Without Docker
Learn how to use Podman in Linux: install it, run rootless containers, manage images, and integrate with systemd. The Docker alternative that is free forever.
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Best Linux Monitoring Tools in 2026: 7 I Tested for My Homelab
Discover the best Linux monitoring tools in 2026. I tested 7 options — Netdata, Prometheus, Zabbix, Cockpit, and more — ranked for real sysadmins.
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How to Use find Command in Linux: Search Files Like a Pro
Learn how to use the find command in Linux to search files by name, type, size, permissions, and time — with real sysadmin examples and exec tricks.
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How to Use tee Command in Linux: The Output Tool Every Admin Needs
Learn how to use the Linux tee command to write output to files and terminal simultaneously. Real examples: sudo tee, append mode, stderr capture, and scripting.
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How to Use Docker Compose in Linux: Deploy Multi-Container Apps Fast
Learn how to use Docker Compose in Linux to manage multi-container apps with one YAML file. Covers install, compose.yaml syntax, key commands, and real examples.
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How to Use Systemd Timers in Linux: The Modern Cron Alternative
Learn how to create and manage systemd timers in Linux — a powerful cron alternative with better logging, dependency support, and missed-run recovery.
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How to Edit the Sudoers File in Linux: Manage sudo Permissions Safely
Learn how to edit the sudoers file in Linux using visudo, grant precise sudo permissions, use NOPASSWD, and avoid common misconfigurations that lock you out.
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How to Use fdisk in Linux: Partition Disks the Right Way
Learn how to use fdisk in Linux to create, delete, and manage disk partitions. Step-by-step guide covering mkfs, fstab, and partition best practices.
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Best Text Editor for Linux in 2026: I Tested 5 (One Replaced My IDE)
I tested 5 popular Linux text editors — Nano, Vim, Neovim, VS Code, and Emacs — so you don't have to. Here's what sysadmins actually need in 2026.
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How to Use openssl in Linux: The Command Every Sysadmin Needs
Learn how to use the openssl command in Linux for certificate inspection, key generation, SSL testing, and file encryption. Complete sysadmin guide with examples.
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How to Use rsync in Linux: Sync Files Locally and Remotely
Learn how to use rsync in Linux to sync files locally and remotely over SSH. Covers options, examples, automation with cron, and common mistakes to avoid.
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How to Use Cron Jobs in Linux: Schedule and Automate Tasks
Learn how to use cron jobs in Linux with crontab syntax, real-world examples, output logging, and troubleshooting tips. Automate tasks like a pro sysadmin.
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SSH Tunneling in Linux: Local, Remote, and Dynamic Port Forwarding
Learn SSH tunneling in Linux with real command examples. Master local, remote, and dynamic port forwarding to secure your connections like a pro.
Related topics
- Linux commands 62
- Command line 48
- Almalinux 21
- Linux networking 20
- Linux troubleshooting 20
- Linux security 17
- Shell scripting 16
- Bash 14
- Open source backup 13
- Ubuntu 12
- Homelab 11
- Systemd 10
