def check_permutations(s_one, s_two):
    """
    Question 2: Given two strings, write a method to decide if one is a permutation
    of the other.
    """
    if len(s_one) != len(s_two):
        return False

    h_table = {}
    for index, char in enumerate(s_two):
        h_table[char] = index

    for char in set(s_one):
        if char not in list(h_table.keys()):
            return False
        del h_table[char]
    return True