实时数据采集的屏幕抖动显示问题一直困扰着许多人，本程序采用双缓冲的方法解决了上述问题。-screen jitter that the problem has been troubling many people and the adoption of double-buffer solution to the above problems.
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程序 修改以前程序源代码.rar 双缓冲技术后程序.rar New Text Document (2).txt
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001636s ]
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:0.110322s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001602s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002261s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001281s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003726s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001003s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003349s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015557s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001191s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 170994 [ RunTime:0.001342s ]
