When you want to check what’s going on with your system via terminal, the first command that comes to mind is usually top. But there’s a modern alternative — Btop++. It’s a powerful resource monitor for Linux that gives you detailed info about CPU

If you’ve ever plugged a USB stick into a Linux system and suddenly realized you can’t copy, delete, or change anything because the drive is mounted as read-only — you’re not alone. This is a pretty common issue among Linux users, whether

When working with code, things don’t always go according to plan. Maybe you committed the wrong file, made changes in the wrong branch, or just want to undo your last few steps. In cases like these, Git gives you a powerful tool — git reset. This

Is your site slowing down as traffic grows? That’s a common issue. One good marketing campaign or a mention on a news aggregator — and suddenly your server is struggling. Pages start loading slowly, 502 errors appear, and you're left wondering

When you encounter a bug in Linux or try to explain what went wrong, the easiest thing to do is to show terminal output. Especially if you're asking for help on a forum, discussing a bug with a colleague, or sending a report to a developer. No

If you've ever tried to move multiple files and folders in Linux and encountered issues due to spaces in their names, you're not alone. Spaces in file and folder names can be a real headache, especially when working in the terminal or

The Linux operating system is known for its security and flexibility, allowing users to configure the system to their needs. One of the useful features of Linux, as well as other Unix-like systems, is the support for multiple users.

SSH keys are a powerful tool for securing remote connections. They are used for authentication and data encryption when working over SSH. Unlike traditional passwords, SSH keys provide a much higher level of protection, as their mechanism avoids

Ubuntu is one of the most popular Linux-based operating systems, widely used by both professional developers and regular users. For those just starting to explore this OS, knowing its version and kernel version is akin to knowing the make and model

Tmux is a console utility that allows you to manage multiple windows and panes within a single session. The state of the windows can be saved and restored even after a connection is interrupted.