To exit vi or vim without saving changes, press Esc a few times to enter Command mode, then type :q! and hit Enter. To exit vi or vim and commit your changes, press the Escape key to ensure you're in ...

It uses some of the oldest tricks in the book.

Anthropic has launched a /loop command for Claude Code, enabling cron-style scheduling that turns the AI coding assistant into an autonomous background worker.

Delete Backs up to erase one character. Backspace Mapped as a backspace key, displaying ^H. Ctrl-u Erases the command line. Ctrl-w Erases the last word on the command line. Ctrl-s Stops flow of output ...

Learn how to extend your Linux laptop's battery lifespan by setting charge thresholds with TLP. Step-by-step config for major Laptop brands.

ash.top_waits_at(start, end, limit, width) Top waits in a time range, with bar chart ash.top_queries_at(start, end, limit) Top queries in a time range ash.query_waits_at(query_id, start, end, width, ...

Stuck SSH session? Press Enter, type ~. to close frozen SSH instantly. Learn all SSH escape sequences most users never discover.

Directly presenting final requirements to AI often leads to code generation that deviates from intended outcomes because the AI lacks human intervention during the development process. Without ...