TerminalHow to Check Which Version of Linux You Are Running

If you have just been hired as a sysadmin for a new company, or if...

TerminalHow to Check if a Port is Open in Linux

If you have just installed a brand new Apache web server on your Linux machine,...

TerminalHow to Find the CPU Temperature in Linux

If you are running a heavy computational workload on a Linux server (like rendering video,...

TerminalHow to Find Which Group a User Belongs To in Linux

Linux security is fundamentally built on a system of Users and Groups. A “Group” is...

TerminalHow to Setup an SSH Key in Linux

If you are managing a remote Linux server (like a DigitalOcean Droplet or an AWS...

TerminalHow to Check Memory Usage in Linux

If your Linux server is randomly crashing, dropping database connections, or running incredibly slowly, you...

TerminalHow to Find the Path of a File in Linux

Unlike Windows or macOS, Linux does not have a user-friendly “Search Bar” integrated into the...

TerminalHow to Find Large Files in Linux

Unlike Windows, which provides visual pie charts and third-party disk analyzer software to help you...

TerminalHow to Change Ownership of a File in Linux

Unlike Windows or macOS, Linux is inherently a multi-user operating system built from the ground...

TerminalHow to Create a Cron Job in Linux

If you manage a Linux server, you cannot rely on human memory to perform critical...

TerminalHow to Check IP Address in Linux

If you are attempting to connect to a headless Linux server via SSH, or trying...

TerminalHow to Zip a Folder in Linux

If you have a massive directory containing thousands of server logs, or a website backup...

TerminalHow to Check Open Ports in Linux

If you just installed a new web server (like Apache or Nginx) but you cannot...

TerminalHow to Change the Hostname in Linux

When you spin up a new virtual private server (VPS) in the cloud, or install...

TerminalHow to Zip a File in Linux

While the standard archive format in the Linux ecosystem is usually the .tar.gz file, you...

TerminalHow to Find Your IP Address in Linux

If you need to SSH into a headless server, connect a database to a web...

TerminalHow to Create a File in Linux

In a graphical operating system like Windows, creating a new file usually involves opening a...

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