1 00:00:06,090 --> 00:00:11,850 In this section, we are going to piece together the material we have learned about so far in order 2 00:00:11,850 --> 00:00:15,210 to make a simple but real world application. 3 00:00:15,420 --> 00:00:22,050 We are going to create a find and replace command line interface program to locate text in a file and 4 00:00:22,050 --> 00:00:24,550 then replace it with whatever we choose. 5 00:00:24,570 --> 00:00:26,190 So let's get right into it.