Preview can do more than just show you a file in macOS, as it is especially handy for annotating images and editing PDFs.

Rechin La was a tactical success and a strategic warning. It exposed a system where political leaders seek control without defining boundaries, leaving commanders to assume strategic responsibility.

Tricia McLaughlin, the top spokesperson for the Department of Homeland Security and one of the most vocal defenders of the ...

OpenClaw is an autonomous AI agent that buys cars, clears inboxes, and checks in for flights while you sleep. Here's what it is, why it matters & how to use it.

Unlock the secrets of the terminal with these 10 basic Windows commands.

BRUSSELS, Feb 9 (Reuters) - The United States will turn over two of NATO's major command posts - in Naples, Italy and Norfolk, Virginia - to European officers, a military source told Reuters on Monday ...

Pull fresh Unsplash wallpapers and rotate them on GNOME automatically with a Python script plus a systemd service and timer.

A campaign known as Shadow#Reactor uses text-only files to deliver a Remcos remote access Trojan (RAT) to compromise victims, as opposed to a typical binary. Researchers with security vendor Securonix ...

Make searching for files easier with these GUI tools. Each of these apps will work on most distributions. You can install these tools for free. In the early days of ...

These instructions are the foundation for general-purpose AI agents—models that can access specialized toolsets on demand, not just interpret text inputs. Claude Skills allow users to package custom ...

-B To save a file and back up the previous version of it by appending a tilde (~) to the current filename. -E To convert the typed tabs into spaces. -L To stop adding a new line after the original ...