Networking applications often require checking whether a specific port on a remote server is open or closed. This information is crucial for establishing connections and ensuring seamless communication between different...

Fastfetch is a command line tool for displaying system information such as operating system, kernel, uptime, CPU, GPU, memory, swap and disk usage, number of installed packages, and more. This...

Integrating C code into a C++ project is a common scenario, especially when you're dealing with legacy codebases or need to leverage existing libraries written in C. While C and...

Ubuntu, being one of the most popular Linux distributions, offers a plethora of tools and commands to manage the system efficiently. Retrieving a list of available Wi-Fi networks is a...

Using a Virtual Private Network (VPN) is a common practice for ensuring privacy and security while browsing the internet. However, it's important to verify whether your VPN connection is active...

When working with C++ codebases, you may encounter situations where you need to interface with legacy C libraries or functions that expect traditional C-style arrays instead of the more convenient...

Converting a std::string to a char* is a common operation in C++ programming, especially when dealing with functions or APIs that require C-style strings. While std::string provides powerful string manipulation...

On Linux, the windowing system is key for displaying and interacting with graphical interfaces. Two common ones are X Window System (X11) and Wayland. Knowing which system is in use...

In the realm of Linux programming, catching signals like SIGINT (CTRL+C) is crucial for gracefully handling user interruptions. When a user presses CTRL+C, the operating system sends a SIGINT signal...

Nginx, a powerful web server and reverse proxy, is widely used to manage internet traffic efficiently. Whether you're a web developer, a system administrator, or just curious about server metrics...