这本也是经典中的经典。它已经深入到接触 C++ Object Model
的层次。特别是 Exception-Safety 这一章一系列的步步深入，很大
程度上改变了我对 C++ 的认识。此外，它有提到 Pimpl Idiom，这
对改善 C++ 编译效率也有一定的帮助。其他的主题，例如泛型编程
和对标准库的几个讨论议题、暂时物件、物件寿命、自动转换…等，也
颇有深度。如果没看过这本，且对自己的 C++ 功力颇有信心的人，可
以测试看看。
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.000988s ]
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:0.061213s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.000971s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001100s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000875s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003044s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000804s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003339s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014099s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001181s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 575123 [ RunTime:0.014572s ]
