Self-deprecation is the primary source of your problems ("im really bad in programming"); your second problem is that although you are apparently on the Internet, you must not yet know that it is the treasure trove of information that can make a great many things possible. This is slop, but it should point you in the right direction:

perl -MLWP::Simple -e 'my $page = get(qq|http://redis.io/topics/securi
+ty|); if($page=~m/(\S+\@\S+)/g){print qq|$1\t|}'
[download]

<antirez@gmail.com>
 #note: dumb regex on purpose to conf
+ound e-mail scanners
[download]

Read:

• LWP::Simple
• regex to validate e-mail addresses and phone numbers
• http://www.perl.org/books/beginning-perl/
• http://www.amazon.com/Stress-Scripting-Guide-Management/dp/0275936392