Learn the important things to back up before reinstalling your Linux system. SSH/GPG keys, dotfiles, packages, browser data, 2FA and more.

Fix the “Login Pool Is Empty and Connection Creation Failed” error with 5 proven solutions for HikariCP, Spring Boot, MySQL, PostgreSQL, JDBC, and database connection pools.

You can keep Instagram Stories permanently by saving them in the app, turning on archiving and Highlights, and using tools like SaveFromInsta to automate ...

Learn how to permanently and securely delete files on Linux using shred, fstrim, secure-delete, and btrfs snapshot removal.

Daniel is Lifehacker's Shopping Editor covering tech deals and reviewing TVs, headphones, speakers, and projectors. He earned his master’s in journalism from Columbia University and has reported for ...