Explain perl one-liner?
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What is the difference between having a parenthesis after module name and without parenthsis after module name?? i.e Package::Module(); and Package::Module;
What's the difference between /^Foo/s and /^Foo/?
What is the use of -t?
List the files in current directory sorted by size ?
Explain substr function in perl?
What are stdin, stdout and stderr?
What does this symbol mean '->'?
Why Perl aliases are considered to be faster than references?
Explain 'grep' function.
Explain chomp, chop, cpan, tk.
How to read a file into a hash array?
Explain ivalue in perl?