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A perl script which outputs the usernames for new comments on Hacker News, preceded by the date.
my $url = "";
sub html {
`curl get $url 2>/dev/null`;
printf "# %s", `date`;
my @usernames;
for my $line (html()) {
my @usernames = ($line =~ m/href="user\?id=([^"]*)"/g);
# print $line;
for $username (@usernames) {
printf "%s\n", $username;
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