fellow monks, 

$ ls -l foo*
-rw-rw-r--   1 metrica    metrica          0 Sep  6 08:02 foo
$ perl -pi~ -e '' foo
$ ls -l foo*
-rw-rw-r--   1 metrica    metrica          0 Sep  6 08:02 foo
-rw-rw-r--   1 metrica    metrica          0 Sep  6 08:02 foo~

[download]
I am using perl version 5. 
$ perl -pi~ -e '' foo

[download]
what did the above line do ?
why it has created a file called 'foo~' ?
am I making any mistakes there ?

"Keep pouring your ideas"

In reply to perl's command line snippet which I read from a perl article ( perl tutrous ) by jesuashok

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