一个Java时钟程序，显示一个图形化时钟和一个数字化时钟。利用线程绘制动态图形，每隔一秒，重新画一遍时针。-a Java clock procedures, showing a graphical clock and a digital clock. The use of dynamic graphics rendering thread, every second, re-painting again hand of a clock.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001320s ]
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:0.091934s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001216s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001900s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001234s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003603s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001036s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003159s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014499s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001311s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 51776 [ RunTime:0.001411s ]
