the method I am using now is either very correct for , or using css to determine the accuracy. If it is higher than 1000, it is the traditional version , lower than 999 is the mobile version , and then use display:none to turn it on . <div class=&quo...
crawl a website with scrapy. The data is generated by js. The script, extracted by xpath is obtained as follows: define("page_data", { "uiConfig": { "type": "root", ...
thinking about setting up a crawler to monitor the ticket release of 12306 fixed trains. it is normal to run after writing on my computer. The crawling frequency is not high. Climb every five minutes, and each time you climb for 8 days in turn. There i...
after clicking on the article, it will automatically slide down to the back of . how not to do so? ...
removeAttribute () I know I can delete the attribute on the tag, but after adding the attribute of checked to the input tag through JavaScript, then call the removeAttribute () method, why can t I delete it? Is there a big boss to help explain? <in...
there are multiple child containers scrolling vertically in a parent container that scrolls horizontally. How to avoid the vertical scrolling of the child container when the parent container scrolls horizontally? The problem with is that when scrollin...