使用原始套接字实现ping命令的功能,以指定发送报文数。 可以指定发送报文长度。 可以指定发送报文的TTL值-Using raw socket to achieve the function of ping command to specify the number of sent messages. Can specify the length of message sent. Send Message to specify the TTL value
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002287s ]
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:0.152094s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002646s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002254s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002307s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003831s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002260s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003466s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015830s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002578s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 236103 [ RunTime:0.001480s ]
