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This article mainly shows you "what are the mistakes that are easy to occur when novice crawler collection". The content is simple and easy to understand and organized. I hope it can help you solve your doubts. Let Xiaobian lead you to study and learn "what are the mistakes that are easy to occur when novice crawler collection".

misunderstanding one

Some user browsers set up ip proxy, and then visit ip138 website to check IP, found or native IP, think ip proxy is transparent proxy.

The IP proxy set by the user does not take effect. Each time you enter the browser to set ip proxy, set proxy server for LAN, the following two text boxes are blank, no matter what ip proxy is set, it will not take effect. The same ip agent can succeed by replacing another computer.

Mistake 2

Some user browsers set up ip proxy registration, registered some accounts, the next day found that they were blocked, that is not scientific or ip proxy problems.

2. The cache is not emptied, and the IP software registration account is directly switched due to the abnormality found by the target website. Many users who do crawlers often encounter such problems. With the upgrade of the anti-crawling strategy of the target website, there are often cases where the IP proxy is still unsuccessful.

misunderstanding three

IP proxy failure, you can jump back to the local IP, continue to surf the Internet.

3. IP proxy is set and not cancelled. Some users open the computer to send, can normally access the web page, but QQ how also can not log in, re-install QQ also can not; some users can log in QQ normally, browser how also can not access the web page.

These users thought the ip proxy failed and they would continue to jump back to their own network and continue to surf the internet, which turned out not to be the case.

The above is "novice crawler collection is easy to appear when the errors what" all the content of this article, thank you for reading! I believe that everyone has a certain understanding, hope to share the content to help everyone, if you still want to learn more knowledge, welcome to pay attention to the industry information channel!

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