Duplicate and Canonical Issue?
68470
Someone is duplicating/reproducing my site what can I do?
105704
Question closed as duplicate with  and also shown as "Possible duplicate"
2512
Stack Overflow duplicated layer bug
19749
How to debug an unmet dependencies problem?
136417
Does Rel=Canonical Pass PR from Links or Just Fix Dup Content
31715
I set /usr/bin, /usr/lib, and /usr/share to be owned by my regular user and now I am getting interesting errors
71646
Duplicates of an outdated question
89351
du gives two different results for the same file
36244
Duplicate flag links in 10k tools are broken
79265
Need 2 Positions to Clone With /execute
122501
Why does upsert cause a DUPLICATE_VALUE error?
88895
What do people mean with "canonical"?
10716
Adding Custom Menu "Run Script" Button Causes Duplicate
157427
How can I avoid "duplicate symbol" errors in xcode with shared static libraries?
14839
Do not delete good duplicates!
108523
Handling duplicate programs names bash
3257
dpkg error: "trying to overwrite file, which is also in..."