UbuntuHow to Secure SSH Access on Your Ubuntu Server
If you run an Ubuntu server—whether it is a home media server in your closet...
UbuntuHow to List Running Services in Ubuntu
Modern Linux distributions, including Ubuntu, rely on a system and service manager called systemd to...
LinuxHow to Find Your Linux Kernel Version
The kernel is the absolute core of your Linux operating system. It acts as the...
LinuxHow to Monitor Network Traffic in Linux Using nethogs
If your Linux server or desktop is suddenly experiencing slow internet speeds, it can be...
TerminalHow to Find and Kill Unresponsive Processes in Linux
Just like Windows and macOS, Linux applications can occasionally freeze, crash, or become unresponsive. When...
UbuntuHow to Check System Information and Hardware Specs in Ubuntu
When you are troubleshooting a slow computer, buying upgrades, or installing complex software, you need...
UbuntuHow to Manage User Accounts and Permissions in Ubuntu
Linux is fundamentally designed as a multi-user operating system. Whether you are managing a web...
LinuxHow to Find Large Files Taking Up Disk Space on Linux
Running out of disk space on a Linux server or desktop can lead to disastrous...
UbuntuHow to Keep Your Ubuntu System Updated Using the Command Line
Keeping your operating system up to date is the single most important step you can...
UbuntuHow to Mount an Amazon S3 Bucket Locally Using s3fs on Ubuntu
Amazon S3 (Simple Storage Service) is one of the most reliable and widely used cloud...
UbuntuHow to Manage Startup Applications in Ubuntu
On a freshly installed Ubuntu system, a number of applications are configured to launch automatically...
LinuxHow to Ping a Specific Port in Linux (Since ICMP Doesn’t Work)
Why You Cannot “Ping” a Specific Port When troubleshooting network connectivity in Linux, the ping...
TerminalHow to Check Disk Space and Usage in Linux Terminal
When working on a Linux server or desktop, you will inevitably need to check how...
LinuxHow to View the Contents of a File in Linux Using the Cat Command
When working in the Linux terminal, you frequently need to inspect the contents of configuration...
TerminalHow to Keep a Linux SSH Session Alive to Prevent Disconnections
When managing a Linux server remotely, dropped connections are a common and frustrating reality. If...
UbuntuHow to Change the Hostname of an Ubuntu Server
The hostname is the unique label assigned to your Ubuntu server or desktop on a...
LinuxHow to Find Which Process is Listening on a Port in Linux
When managing a Linux server or troubleshooting network issues, you will often need to find...