#!/usr/bin/env bash
# Output redirections

# Replace file content with stdout
printf 'A report\n' > report.txt

# Append text to file
printf 'Another line\n' >> report.txt

# Redirect stderr
ls /path/that/does/not/exist 2> errors.txt

# Redirect stdout and stderr to same file
command_that_might_fail > run.log 2>&1

# Bash shorthand for redirecting both streams
command_that_might_fail &> run.log

# Discard stdout but keep stderr
command_that_might_fail > /dev/null

# Discard both streams
command_that_might_fail &> /dev/null

# Read stdin from file
sort < unsorted.txt