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Browser refresh mechanisms

code 1 points posted over 2 years ago by sanjeevan comments

+------------+--------------------------------------------+
|            |             Firefox 3.0.6           (WinXP)|
|            |  +-----------------------------------------+
|            |  |          MSIE 7.0.5730.11        (WinXP)|
|            |  |  +--------------------------------------+
|            |  |  |       Chrome 1.0.154.48       (WinXP)|
|            |  |  |  +-----------------------------------+
|            |  |  |  |    Opera 9.61              (WinXP)|
|            |  |  |  |  +--------------------------------+
|            |  |  |  |  |                                |
+------------+--+--+--+-----------------------------------+
|          F5|IM|I |IM|C |                                |
|    SHIFT-F5|- |- |IM|- | Legend:                        |
|     CTRL-F5|CP|C |IM|- | I = "If-Modified-Since"        |
|      ALT-F5|- |- |- |C | P = "Pragma: No-cache"         |
|    ALTGR-F5|- |I |- |- | C = "Cache-Control: no-cache"  |
+------------+--+--+--+--+ M = "Cache-Control: max-age=0" |
|      CTRL-R|IM|I |IM|C | - = ignored                    |
|CTRL-SHIFT-R|CP|- |- |- |                                |
+------------+--+--+--+--+                                |
|       Click|IM|I |IM|C | With 'click' I refer to a      |
| Shift-Click|CP|I |IM|C | mouse click on the browsers    |
|  Ctrl-Click|IM|C |IM|C | refresh-icon.                  |
|   Alt-Click|IM|I |IM|C |                                |
| AltGr-Click|IM|I |IM|- |                                |
+------------+--+--+--+--+--------------------------------+

Whois query with PHP

code 1 points posted over 2 years ago by sanjeevan comments

function whois_query($domain) {
 
    // fix the domain name:
    $domain = strtolower(trim($domain));
    $domain = preg_replace('/^http:\/\//i', '', $domain);
    $domain = preg_replace('/^www\./i', '', $domain);
    $domain = explode('/', $domain);
    $domain = trim($domain[0]);
 
    // split the TLD from domain name
    $_domain = explode('.', $domain);
    $lst = count($_domain)-1;
    $ext = $_domain[$lst];
 
    // You find resources and lists 
    // like these on wikipedia: 
    //
    // http://de.wikipedia.org/wiki/Whois
    //
    $servers = array(
        "biz" => "whois.neulevel.biz",
        "com" => "whois.internic.net",
        "us" => "whois.nic.us",
        "coop" => "whois.nic.coop",
        "info" => "whois.nic.info",
        "name" => "whois.nic.name",
        "net" => "whois.internic.net",
        "gov" => "whois.nic.gov",
        "edu" => "whois.internic.net",
        "mil" => "rs.internic.net",
        "int" => "whois.iana.org",
        "ac" => "whois.nic.ac",
        "ae" => "whois.uaenic.ae",
        "at" => "whois.ripe.net",
        "au" => "whois.aunic.net",
        "be" => "whois.dns.be",
        "bg" => "whois.ripe.net",
        "br" => "whois.registro.br",
        "bz" => "whois.belizenic.bz",
        "ca" => "whois.cira.ca",
        "cc" => "whois.nic.cc",
        "ch" => "whois.nic.ch",
        "cl" => "whois.nic.cl",
        "cn" => "whois.cnnic.net.cn",
        "cz" => "whois.nic.cz",
        "de" => "whois.nic.de",
        "fr" => "whois.nic.fr",
        "hu" => "whois.nic.hu",
        "ie" => "whois.domainregistry.ie",
        "il" => "whois.isoc.org.il",
        "in" => "whois.ncst.ernet.in",
        "ir" => "whois.nic.ir",
        "mc" => "whois.ripe.net",
        "to" => "whois.tonic.to",
        "tv" => "whois.tv",
        "ru" => "whois.ripn.net",
        "org" => "whois.pir.org",
        "aero" => "whois.information.aero",
        "nl" => "whois.domain-registry.nl"
    );
 
    if (!isset($servers[$ext])){
        die('Error: No matching nic server found!');
    }
 
    $nic_server = $servers[$ext];
 
    $output = '';
 
    // connect to whois server:
    if ($conn = fsockopen ($nic_server, 43)) {
        fputs($conn, $domain."
");
        while(!feof($conn)) {
            $output .= fgets($conn,128);
        }
        fclose($conn);
    }
    else { die('Error: Could not connect to ' . $nic_server . '!'); }
 
    return $output;
}