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Confused with inheritance.
Hi all, I wrote a class Point and a class SubPoint which extends the class Point (see the code below). Then I declared a variable sp of type SubPoint and I called sp.tell(). Could anyone tell me why the method speak() of the class SubPoint is invoked although I already call super.tell() within... -
Approximate matching with perl
Hello everybody, I'm looking for an approximate matching approach with Perl, and I found the String::Approx package (http://search.cpan.org/~jhi/String-Approx-3.26/Approx.pm). It's claimed to use Levenshtein edit distance (LeD) as its measure but I don't know how LeD was used in this... -
grep-like with Perl
Hi all, Does anyone know a bout a funtion which is similar to grep in Unix? I want to count the number of lines which match a pattern in a file and I intend to use "grep" command of Unix system: $n=`grep -c -i "$line" filename`; However if $line contains double quotation marks (i.e. " ) or... -
XSLT Question
Hi all, I have a question about XSLT and I hope you can help me. I have a XML file like that <book> <title> Title here </title> <author> Author name here </author> <content> content here </content> </book> <book> <author> Author name here </author>...
