Pros and Cons of Web Scraping

Web scraper service is a way of downloading the data from web pages. This technique is popularly known as data scraping, data extraction and web crawling. Web scraping is a technique that helps in fetching or extracting data like emails, phone numbers, articles and more from web pages and can even arrange it different formats like Excel, CSV or HTML.

The data of web pages are written in the HTML format. With the help of sleeping service, one can easily find the right data which takes various actions. Once the data is ready, one can easily download it from the cloud in whichever format you prefer. You can easily extract this data in HTML, CSV or Excel format.

Because of the efficiency and accuracy it offers, web scraping helps businesses and individuals in several ways. Still, a number of questions still persist in the mind of people. Well, it has both pros and cons. So, we will see both the pros and cons of web scraping.

PROS OF WEB SCRAPING

· High speed: This is one of the core reasons for why people resort to web scrapping. Web scraper can easily execute their commands automatically and it will get all kinds of web data from different websites. It offers exceptionally great speed as compared to manual work.

· Cost effectiveness: You will be amazed after reading that web scraping is not only accepted by the companies but are also utilised by MNCs. It saves lot of money and efforts. Web scraping takes repetitive work without any break unless and until you have a long-term project plan to be carried out. Thus, web scrapping is worth a try.

· Compatibility and flexibility: The flexibility of web scrapping services enables one to get data in the format they require. You can easily export the data into different formats like Excel, CSV, HTML and JSON. These files are compatible with almost all the apps and systems.

CONS OF WEB SCRAPING

· IP may get blocked: Web scraping services is all about visiting a website frequently and sometimes sending too many requests in a short period of time. Because of this abnormal frequency, your IP can get blocked. It is likely to be happen when the web pages are protected with strict anti-scraping techniques.

· Web scraper requires maintenance: The bot scraper is built according to the HTML structure. If the website that you are scraping has changed its structure, then you would have to change your scraper. This means that you need to maintain your scraper from time to time so that it can react to the changes.