Python Resources from the Book for Complex System
This project include:
Python Tutorial
Howto plot with matplotlib
Howto read CSV files
Howto Play with regular expression
Labs resources for students in python
Examples from the book
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002829s ]
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:0.083951s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002284s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001859s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002216s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003583s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001927s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003108s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014301s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002468s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 87099 [ RunTime:0.001299s ]