一个利用并口操作液晶的源代码，可以利用计算机并口对液晶进行各种操作，简单易行-use a parallel port to operate the LCD source code, we can use the computer parallel port to various LCD operations simple
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001123s ]
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:0.062635s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001009s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001256s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000968s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003176s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000789s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003719s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014532s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001164s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 321314 [ RunTime:0.013842s ]
