VC++作的计算器，类似于Windows自带的计算器，不过功能没有那么完善，希望能起到抛砖引玉的作用。-VC++ For the calculator, similar to Windows built-in calculator, but not so perfect features, hoping to play a forward role.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001414s ]
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:0.096766s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001425s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001946s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001365s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003607s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001161s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003266s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014529s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001424s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 64675 [ RunTime:0.001489s ]
