取得计算机网卡物理地址的步骤：1）列举所有的网卡2）分别重置每块卡以取得它的正确信息3）查询网卡，取得MAC地址-made computer card physical address steps : 1) lists all the card 2), respectively replacement every piece of card to obtain the correct information 3) card inquiries made MAC address
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第4章 读取网卡物理地址 EthernetAdapter res EthernetAdapter Debug
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001250s ]
SELECT `a`.`aid`,`a`.`title`,`a`.`create_time`,`m`.`username` FROM `jrk_downrecords` `a` INNER JOIN `jrk_member` `m` ON `a`.`uid`=`m`.`id` WHERE `a`.`status` = 1 GROUP BY `a`.`aid` ORDER BY `a`.`create_time` DESC LIMIT 10 [ RunTime:0.089169s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001213s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001211s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003610s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001038s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003152s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014584s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001303s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 283350 [ RunTime:0.001431s ]
