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BackFor two bugs in Doghouse Diaries rss: spaces in img src and quotes in alt/title text under images (extra useful for non-browser users) function about() { return $base . $rel; } /* replace '//' or '/./' or '/foo/../' with '/' */ $re = array('#(/\.?/)#', '#/(?!\.\.)[^/]+/\.\./#'); for($n=1; $n>0; $abs=preg_replace($re, '/', $abs, -1, $n)) {} /* absolute URL */ $abs = "$host$path/$rel"; /* replace '//' or '/./' or '/foo/../' with '/' */ $re = array('#(/\.?/)#', '#/(?!\.\.)[^/]+/\.\./#'); for($n=1; $n>0; $abs=preg_replace($re, '/', $abs, -1, $n)) { } module rail(height) { difference() { linear_extrude(height) railProfile(); railSupportCavity(height); } } } Invisible Bread, Softer World (alt tags), Dinosaur Comics Cleanup $entries = $xpath->query("//span[@class='rss-content']"); foreach ($entries as $entry.