DFP变尺度法，包括一维搜索法，黄金分割法，采用类封装，包括矩阵类，变尺度类。实现简单明了。-DFP variable metric method, including the one-dimensional search, golden section method, type of packaging used, including matrix-type, variable-scale category. Simple to achieve.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002268s ]
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:0.091909s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002789s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002300s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002946s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.006515s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.004955s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.006508s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.020748s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.003283s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 258950 [ RunTime:0.001451s ]
