1.(Hex editor) Write a GUI application that lets the user to enter a file name in the text field and press the Enter key to display its hex representation in a text area. The user can also modify the...

1.(Hex editor) Write a GUI application that lets the user to enter a file name in the text field and press the Enter key to display its hex representation in a text area. The user can also modify the hex code and save it back to the file, as shown in Figure 17.23b.

2. (Identifying anagrams) Two words are anagrams of each other if they contain the same letters that are arranged in different orders. Write a recursive method that can identify if two given words are anagrams of each other.