Questions I recently answered on perlmonks

gistfile1.txt

general CS questions:
    * how does a PRNG work?
    * how to compute permutations
    * is $a an integer power of $b?

Text processing:
    * reading two files interleaved
    * extract an iframe from HTML
    * split a long number into smaller numbers, each at least of value 31

Data structures:
    * remove duplicate values from array
    * questions about dereferncing syntax
    * who does one deep clone objects?
    * how can I look up a variable with a variable name?
    * how to interpolate variables into a JSON string?

Other:
    * formatting of dates/times
    * what is Mojolicious, and should I use it?
    * who to implement a timeout