里面是三篇二值图像一维边界提取的文章，挺有用的！需要的可以拿去，挺容易懂的。-There are three one-dimensional binary image edge extraction of the article, quite used to! Needs can be taken away, very easy to understand.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001340s ]
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:0.089550s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001178s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001881s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001188s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003564s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001017s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003154s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014915s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001365s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 168102 [ RunTime:0.001489s ]
