Articles about stderr | UserComp.com

Redirect both stdout and stderr to the terminal and an append-only log file using 2>&1 tee -a in Zsh.

Redirect ffmpeg showinfo metadata to a pipe by merging stderr into stdout using the 2>&1 shell redirection syntax.

Redirect apt-get stderr to variables or files for clean logging and error reporting in Bash scripts.

Redirect ffmpeg showinfo output to stdout by merging stderr into stdout using shell redirection or subprocess pipes.