013. web api # @ # API has various meanings # Web api generally means xml, json, csv file data which are opened on web # Data on web actually can be called web api # Data opened on web can be called open api # @ # Process of using web api is that you register web api service, # then, you declare that you want to get data, # then, you can obtain data # @ # You can see list of api you can use in Korea in following site # apistore.co.kr # You can collect data by using above site # @ # Now that we've learned how to parse html document, # every data on web can be target to be collected # @ # You can see list of data and rule which owner of data claims in the following site # www.xxx.com/robots.txt # user-agent:* disallow:/ means that all user can't get everything