There is usually a "one liner" alternative for simple requirements.

I offer: 

 perl -anE "$h{$F[0]}++}{say qq|$_ appeared $h{$_}| for sort keys %h" 
+*YOUR-FILE*

[download]
Use single quotes if you are on Linux.

                Time is an illusion perpetrated by the manufacturers of space.

In reply to Re^3: Count of patterns in a file without knowing pattern in advance by NetWallah
in thread Count of patterns in a file without knowing pattern in advance by cklatsky

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