{"id":"io-redirection-stdin-stdout-stderr","text":"Use input-output redirection to control where command output goes: > overwrites file, >> appends, 2> redirects stderr, &> redirects both stdout and stderr, | pipes output to another command, < reads stdin from file.","truth_value":"IN","source":"repo:entries/2026/03/04/io-redirection.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"io-redirection-stdin-stdout-stderr","truth_value":"IN","reason":"premise"}]}}