Programmer Think

title: User name duplication checking using native Ajax (1) date: 2018-10-21 17:35:15 tags: [JavaScript,Ajax] --- A review of Ajax It will be a while before you start learning ajax, and then you use it less. Some of them are unfamiliar. Now we just want to realize the function of checking repetition with Ajax. By the way, review Ajax. About Aja ...

1. Cat's Eye Movie Criticism Interface http://maoyan.com/films/1217236 If we visit this directly, we can only see the hottest 10 short reviews on the web side. How can we get all the short reviews? (1) Visit the link above, press F12, then click the icon on the picture, change the browsing mode (respo ...

Nowadays most websites load the content of pages with the sliding of scrollbars, so it is impossible to get all the content of pages simply by getting Html of static pages. Using Selenium, you can simulate a browser pulling a slider to load all page content. previously on C#HtmlAgilityPack crawls static pages Introduction to Selenium Selenium ...

User Agent Pool User agent pool is a pool of different user agents, which is then called randomly. Function: Each visit represents a different browser import urllib.request import re import random uapools=[ 'Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:68.0) Gecko/20100101 Firefox/68.0', 'Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit ...

Original Link: http://www.cnblogs.com/smallstupidwife/p/4823511.html Jade is a high-performance template engine that is well received Haml Influences, which are implemented in JavaScript and are available for Node Use. demo You can ...

[Baidu cloud search, search for various information: http://www.lqkweb.com] [Search the Web Disk for all kinds of information: http://www.swpan.cn] Requests request The Requests request is the Requests() method we write in the crawler file, which is to submit a request address. The Requests request is our custom** Requests() method submits a re ...

Hello, everyone. I'm Lebyte's Xiaole. Last time I brought you Java Annotation - Metadata, Annotation Classification, Built-in Annotation and Custom Annotation | Lebyte. This time I'll go on to explain the Annotation Processor and servlet 3.0. Annotation Processor An important part of the process of using annotations is to create annotation proc ...

Here's how to upload photos, rotate them, cut them, and whiten them. I. Uploading Photos Here are two ways to upload photos 1. This method has been abandoned. I hope to give you some hints and space to think. a. Get the image path by changing the value of the file, and add the path to the img element, which is displayed on the page. b. Picture ...

English Title: signature verification process for digital signature of Byronsh's blog Some of the bloggers have digital signatures. The signature algorithm is SHA512+RSA4096, and only the text part is signed. The public key of RSA4096 is as follows: -----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAnrJo0wOPcH+ZeAb+UsGh yHhP ...

A long time ago, I met such a demand in my work. At that time, it was also a long time entanglement, but also google did not meet the appropriate demo. Today, I specially studied this problem, so I made a simple demo to realize the real-time preview effect of uploading pictures locally. Its standard browsers (firefox,chrome, IE10 and other bro ...