Teach you to play in Excel web page capture Recently, a lot of data analysis buddies are asking, how to use VBA to engage in web page capture can also avoid being blocked IP This thing is not difficult to say, the key to use the right tool. Today, we will give you nagging how to work in Excel, focusing on the proxy IP this life preserver how ...

First, what is a shared agent in the end? To give you a chestnut you will understand Old Zhang opened a store to check the price of peers, the results found that the site blocked his IP. This time he used a shared proxy - just like in an Internet café, dozens of people share the same IP address, the site can not tell who is who. The biggest benefit of this proxy...

The hidden role of header information in the request Many small partners in the use of curl to do data capture, always encountered the situation of website shielding. At this time, in addition to changing the proxy ip, request header settings is the real key to break the game. To give a chestnut, some sites will check your User-Agent is not the browser, if you use the default ...

Site-wide crawl in the end in the name of what? Many people think that the whole site crawler is a brainless pickpocket web page, in fact, there are a lot of instructions here. The larger the site is more likely to trigger the anti-climbing mechanism, as if you go to the supermarket to try to eat, if you do not change clothes every day to go, the security guards do not stare at you to stare at who? This time we have to use the proxy IP this dress...

Why are data downloads always blocked? Recently, an e-commerce friend complained to me that he used a crawler to capture price data of competitors, and the IP was blocked just after two days of running. This scene is all too familiar - nine out of ten data downloaders fall into the IP problem. To put it bluntly, now the website has learned to catch the high-frequency visitors...

Twitter Raising Numbers Essential! The wild way to bypass wind control with proxy IP The old drivers who engage in Twitter operations understand that the biggest headache of raising small numbers in bulk is the account association problem. Recently, a fan asked me: "What should I do if I use a free trial tool to increase my powder and always get blocked?" This matter is frankly that the IP address is exposed...

First, CAPTCHA crack for what always turn over? Try the new idea of proxy IP crawl brothers understand, CAPTCHA is like a roadblock. Tesseract these libraries to recognize it, the success rate with the lottery like. The worst thing is that the same IP repeatedly trial and error, minutes by the site blacklisted. This is the time to invite us...

Teach you to use Python to play with JSON files + proxy IP battle Recently, I was helping a friend with a data collection project, and found that many newbies are stuck in the JSON file processing this link. In particular, the need to combine the proxy IP, often encountered a variety of moths. Today, I have stepped on the pit to give you a trip, by the way ...

What can a New York agent really do? After reading this you will understand Want to engage in New York local business friends pay attention! Recently, I found that many people use proxy IP always stepped on the pit, either the positioning is not accurate by the platform blocked, or the network speed is so slow that you doubt life. Let's take the most common scenario: you want to test a shopping mall in New York...