nohup on Linux: Run Commands in the Background After SSH Logout
Use nohup on Linux to keep long jobs running after you disconnect: nohup command &, redirect output, disown,…
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nano Text Editor on Linux: Open Files, Save, Search and Edit Configs Safely
Use nano on Linux for beginners: open and save files, Ctrl+O Ctrl+X shortcuts, search with Ctrl+W, edit nginx…
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How to Install Helm on Linux and Deploy Your First Chart
Install Helm 3 on Linux, add chart repos, helm install and upgrade with values.yaml, namespace, helm list and…
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Crontab Every 5 Minutes on Linux: */5 Syntax, Examples and PATH
Run a cron job every 5 minutes on Linux: crontab -e, */5 in the minute field, full paths,…
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Find Large Files on Linux: du, find and Free Disk Space Fast
Find what's using disk on Linux: du -xh --max-depth=1, find -size +1G, sort largest files, clean logs and…
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Linux tail -f Command: Follow Log Files Live (nginx, apps, journalctl)
Use tail -f on Linux to follow log files in real time: -n line count, grep while tailing,…
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How to Install Go (Golang) on Linux: Official Tarball, PATH and Modules
Install Go on Linux from go.dev tarball: extract to /usr/local/go, PATH, go version, go mod init build, go…
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Change Linux Hostname: hostnamectl, /etc/hostname and /etc/hosts
Change hostname on Linux with hostnamectl set-hostname, edit /etc/hostname and /etc/hosts, cloud VPS caveats, mail HELO and TLS…
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How to Install Java (OpenJDK) on Linux: Ubuntu, AlmaLinux and JAVA_HOME
Install OpenJDK on Ubuntu and AlmaLinux: JDK vs headless JRE, java -version, set JAVA_HOME in profile.d, alternatives for…
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Linux free Command Explained: Memory, available, Swap and When RAM Is Full
Understand free -h on Linux: total, used, free, available, buffers/cache, swap, MemAvailable vs free column, and when to…
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