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Web scraping has become a widely used technique for gathering and extracting data from websites. People begin to develop or use a variety of different software to achieve their goal. Generally, they are divided into 2 factions: coding and tools. In this passage, we will present a demo of scraping Tweets using these two methods.

Alternative data is often perceived as big data or “exhaust data” since its large scale and complex metrics. These data sets are normally less accessible and structured than tradition data which can be easily handled by Excel. Alternative data is primarily adopted in hedge funds and other financial industries. Web scraping automates the process of data extraction that allows you to scrape the data as the way you want