Delete duplicate files
Perl Java Python
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A Perl script to list or delete duplicate files in a dir and all subdirs.

The perl version is in subdir 〔del_dup_perl〕

Type 「perl」 to see help.

Typically works on a dir with 30 thousand files. It minimizes comparison. Only files that are exactly identical are deleted.

temp_junk directory contain experimental code in python and java.