(cclxxiii) stackoverflow perl report

These are the ten most rated questions at Stack Overflow last week.
Between brackets: [question score / answers count]
Build date: 2017-01-20 17:58:37 GMT

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1. How can I detect how many capture groups are in a Perl Regexp? - [5/1]
2. Remove one-character words - [3/8]
3. Why does POSIX in conjunction with Win32 throw a warning with floor()? - [3/1]
4. Don't care symbol in Perl - [2/4]
5. Extract first word after specific word - [2/4]
6. "undefined reference" error after adding function to a C project - [2/2]
7. How to catch a dot in Perl regex? - [2/2]
8. Mojolicious template cache is stale - [2/2]
9. Perl: Signal handler: Can't use an undefined value as a symbol reference - [2/2]
10. reading a key from keyboard while the process is running - [2/2]