共享软件注册算法的研究与设计，分析当前流行的一些软件保护技术；研究各种共享软件的注册算法；并且设计一个好的软件注册算法。一个好的软件注册算法，可以实现对软件作者的知识产权的有效保护，促进共享软件的发展。- Design and Research of Share Software Registration Arithmetic
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001439s ]
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:0.091996s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001222s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001962s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001176s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003698s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000992s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003274s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016504s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001456s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 244487 [ RunTime:0.001441s ]
