PING程序设计原理 IP校验和的计算 一个LINUX环境下的程序 但是是c的程序文件 需要转换一下-PING principles of program design IP checksum calculation of a program under LINUX environment is c, however the need to change the program files
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001109s ]
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:0.133784s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.010685s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001201s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001022s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003370s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000901s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003675s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.022384s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.024846s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 246475 [ RunTime:0.020137s ]
