Search Results

Here's how I would suggest doing it, using following starting materials:
$ cat file1
aaa
bbb
ccc
ddd

$ cat file2
AAA
BBB
CCC
DDD
Read file2 into file1, after 2nd line of file1:
$ sed "2...

You can't do that with cat. "cat file1 file2" always places file2 at the end of file1. cat does not look for intermediate positions within files.

Could you provide a short example of file1 and...