Tag: linux

Upload an ISO to Proxmox three ways: the web UI, wget straight onto the node, or SCP. Which to use when the browser upload stalls, plus checksum verification.

Clean up empty directories with find and rmdir, safely prune orphaned dirs left after file migrations.

Old kernels pile up in /boot and eat disk space, safely remove unused kernels on Ubuntu and Debian with apt and dpkg.

Remove spaces and special characters from filenames using bash loops, rename, find, and parameter expansion tricks.

Service restart not showing logs? systemd hides stdout. Learn journalctl, systemctl status, and debugging workflows for silent systemd failures.

sed is the stream editor for making text substitutions, deletions, and insertions in files, the patterns you'll use 90% of the time.

Switch your default shell to zsh on Linux, why zsh beats bash, installation, Oh My Zsh setup, essential plugins, and the gotcha that still catches everyone.

Steam crossed 5% Linux usage in March 2026. Proton runs most Windows games without touching a config file. Here's the setup that makes Linux gaming not suck.

Oh My Zsh had its moment. Here's the 2026 shell setup: Starship prompt, three killer plugins, and when to consider Fish or Nushell.

MySQL 8.0 broke auth, MariaDB forked hard, and Docker changed how you connect. Here's what still works and what'll bite you.

Learn systemd socket activation to start services on-demand, save RAM, and cut boot time. Includes .socket unit files, real examples, and testing with systemd-socket-activate.

Master bulk file renaming on Linux with rename, vidir, fd, and mmv. The right tool for every scenario from regex rewrites to visual editing.