Web Scraping, Web Crawling, IP

• Web Scraping

When you take any online publicly available data and import the found information into any local fime on your computer. For example, get the current price from stock exchange website or daily bar chart from finance website.

 

• Web Crawling

It is used for data extraction and refers to collecting data from either the world wide web. It is done in large quantities.

 

• IP

Internet Protocol address, unique address which is given to any equipment connected to the Internet.

My computer --> Web Browser --> Google --> My computer           ⇡           ⇡request data                 ⇡        ⇡send the data It has my own unique address           It has its own unique address(xxx.xx.xx.xxx) (xxx.xx.xx.xxx)                                     But it is hart to remember it, so it uses domain address.