in reply to photo does not display on HTML page in Linux

This sounds like an issue with an <img> tag (particularly the src attribute), and not a Perl cross-platform issue. Have to tried copying the image URL into your browser address field? This is most often caused by either a change in pathing or a permissions issue.

So, as zentara says, please paste your here-doc into a set of <code> tags as a reply to this thread.

#11929 First ask yourself `How would I do this without a computer?' Then have the computer do it the same way.