原来以为mysql没有随机输出数据的方法呢，google后还是搜索到了结果，代码如下：
select * from tablename order by rand() limit 10
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mysql随机查询输出数据语句
28-Jul-08php查询alexa排名的代码
25-Jul-081: <?PHP
2: /*
3: update: askie
4: Homepage: http://www.pkphp.com
5: email: askie@sohu.com
6: */
7: class Alexa
8: {
9: private $badclasses;
10: private $site;
11: private $cache;…
linux和windows下均可查询pr的php代码
25-Jul-081: <?php
2: // 7/25/2008 – Updated by Askie (http://www.pkphp.com/)
3: // 3/20/2008 – Updated by Roger Collins (http://www.rogercollins.com/)
4: // to remove graphing step
5:
6: //PageRank Lookup v1.1 by HM2K (update: 31/0…
