实现简单图象，文字的描点，并转换成二进制。对图象加工有帮助。有详细注释-To draw points of simple images and character and then to transmit into binary system. To help
process images.With detail notes.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001861s ]
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:0.095318s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001249s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001906s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001239s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003561s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001052s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003413s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016657s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001410s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 124813 [ RunTime:0.001213s ]
