richiethomas

#!/usr/bin/env ruby

puts 'Hello world'

richiethomas

#!/usr/bin/env bash

echo 'Hello world'

richiethomas

#!/usr/bin/env bash

echo "   foo"
echo "   foo"
echo "   foo"
echo "   foo"
echo "bar"

richiethomas

#!/usr/bin/env bash

separator="${1:-:}"

tr "${separator}" $'\n'

richiethomas

#!/bin/bash

my_var="Hello, World!"
variable_name="my_var"

echo "${!variable_name}"

richiethomas

#!/usr/bin/env bash

echo "Hello world"

richiethomas

#!/usr/bin/env bash

if [ ! -t 0 ]; then
    echo "Standard input is not a terminal. Reading input from non-interactive source."
    cat > output.txt
else
    echo "Standard input is a terminal. Waiting for user input interactively."
    read -p "Enter your input: " user_input
    echo "You entered: $user_input"
fi

richiethomas

#!/usr/bin/env bash

echo "Foo!"

richiethomas

#!/usr/bin/env bash

echo "size of PATH: ${#PATH[@]}"

IFS=: paths=($PATH)

echo "size of PATH: ${#paths[@]}"

richiethomas

#!/usr/bin/env bash

foo0="$(ps -p "$PPID" -o 'args=' 2>/dev/null || true)"
echo "foo0: $foo0"