Stack Exchange Network

Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange
The results are in! See what nearly 90,000 developers picked as their most loved, dreaded, and desired coding languages and more in the 2019 Developer Survey.

In computer networking a port is a software construct serving as a communications endpoint in a computer's host OS.

In computer networking a port is a software construct serving as a communications endpoint in a computer's host operating system. A port is associated with an IP address of the host as well as the type of protocol used for communication.

List of well-known ports

history | excerpt history