(cxli) stackoverflow perl report

This is the ten most rated questions at Stack Overflow last week.
Between brackets: [question score / answers count]
Build date: 2014-07-12 12:12:23 GMT

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1. Which is the simple and fast UNIX command to print all lines from the last occurrence of a pattern? - [8/7]
2. Proficient way to check if 3 variables are all unique - [6/5]
3. Can "Attempt to free unreferenced scalar" errors be safely ignored? - [5/1]
4. Why is the backticks operator in Perl not working without the quotes on Windows? - [4/1]
5. What are extended regular expressions? - [4/4]
6. Efficient semantic triples with Perl, without external db server - [4/5]
7. Template::Toolkit don't evaluate variable as string - [4/1]
8. Perl grepping similar words - [4/2]
9. Does Data::GUID generate valid GUIDs? - [3/1]
10. Perl and hash calculation - [3/1]