Tag: cli

xargs turns stdin into arguments, build complex pipelines, run parallel jobs, and handle filenames with spaces without breaking everything.

Shell globbing breaks inside docker exec because of how args are parsed, here's how to pass wildcards and asterisks correctly.

vim survival guide, modes, motions, search and replace, macros, splits, and the config tweaks that make it actually enjoyable to use.

Master tmux for dev work: sessions, windows, panes, layout scripting, hooks, and pane syncing, the commands that turn one terminal into many.

socat wires TCP, UDP, Unix sockets, files, and serial ports together. Port forwarding, OpenSSL tunnels, traffic capture, this is netcat with superpowers.

Bash tricks that save keystrokes, history expansion, brace expansion, process substitution, and the shortcuts your fingers will thank you for.

Set, verify, and sync your timezone in Ubuntu using timedatectl, one command to fix the clock on a newly provisioned server.

mogrify from ImageMagick batch-processes images, resize, convert, compress, and apply effects to entire directories at once.

The docker compose commands you actually use daily, up, down, logs, exec, pull, and the flags that make them way more useful.

Use su with a specific shell to switch users without the default login shell, useful when /etc/passwd points to something unexpected.

Essential bash utilities for Ubuntu newcomers, file management, text processing, process control, and the commands you'll type every day.

Control Linux audio volume and mic boost from the terminal with ALSA's amixer, no GUI needed, no remembering cryptic card numbers.