4번독수리의 둥지

http://www.lornajane.net/posts/2011/downgrading-a-pecl-module pecl install -f oauth-1.0.0

http://stackoverflow.com/questions/1992312/meaning-of-select-tables-optimized-away-in-mysql-explain-plan It means you have done a query that does nothing more than count the number of rows in a table, and that table is a MyISAM table. MyISAM tables are stored with a separate row count, so to do this query MySQL doesn't need to look at any of the table row data at all. Instead it immediately retu..

$status = '';for ( $len = 2000; $status != '414'; $len+=10 ) { $status = execute($len);}echo $len, "\n";exit;function execute( $len ) { // 10*n length url $url = 'http://example.com?abcdefghijk=1'; $i = 0; do {  // 10 length get parameter  $url.= '&a'.str_pad("$i", 6, '0').'=1';  $i++; } while ( strlen($url)+10   $ch = curl_init($url); curl_setopt_array($ch, array(   CURLOPT_RETURNTRANSFER => tr..

http://www.webopedia.com/DidYouKnow/Hardware_Software/router_switch_hub.asp Hub A common connection point for devices in a network. Switch In networks, a device that filters and forwards packets between LAN segments. Router A device that forwards data packets along networks.

http://stackoverflow.com/questions/7110964/correct-indexing-when-using-or-operator You misunderstand how indexes work. Think of a telephone book (the equivalent of a two-column index on last name first, first name last). If I ask you to find all people in the telephone book whose last name is "Smith," you can benefit from the fact that the names are ordered that way; you can assume that the Smit..