<br />
<b>Warning</b>:  session_start(): open(/var/lib/php/sessions/sess_pgnn8bkphvdhd1jutl6hd3p6di, O_RDWR) failed: No space left on device (28) in <b>/var/www/tb-usercake/models/config.php</b> on line <b>51</b><br />
<br />
<b>Warning</b>:  session_start(): Failed to read session data: files (path: /var/lib/php/sessions) in <b>/var/www/tb-usercake/models/config.php</b> on line <b>51</b><br />
sS regexpReplaceWithFirstGroup(Pattern pat, S s) {
  ret regexpReplaceWithFirstGroup(regexp(pat, s));
}

// TODO: why IC?
sS regexpReplaceWithFirstGroup(S pat, S s) {
  ret regexpReplaceWithFirstGroup(regexpIC(pat, s));
}

sS regexpReplaceWithFirstGroup(Matcher m) {
  new StringBuffer buf;
  while (m.find())
    m.appendReplacement(buf, m.group(1));
  m.appendTail(buf);
  ret str(buf);
}