Python 3 Web Crawler Actual Warfare-29, Use of Parsing Library: Beautiful Soup

We introduced the usage of regular expressions before, but once there is a problem with regular writing, we may not get the result we want, and for a web page, there is a certain special structure and hierarchical relationship, and many nodes have id or class to distinguish, so we use it. Isn't it possi ...

Posted on Tue, 30 Jul 2019 02:19:30 -0700 by maciek4

SpringBoot Spring Security OAuth 24 token generation methods

Recently, the project is going to use Spring Security OAuth 2 for authority authentication management, so first, understand the principle of Spring Security OAuth and make a demo for reference. Project address I. Project knowledge preparation What is OAuth2 The standard for OAuth 2.0 is RFC 6749 OAuth introduces an authorization layer to s ...

Posted on Mon, 29 Jul 2019 20:57:30 -0700 by globetrottingmike

Working Principle of Spring Session

This article was first published on vivo Internet Technology Wechat Public Number https://mp.weixin.qq.com/s/KCOFv0nRuymkX79-RZi9eg Author: Zhang Zhenglin HTTP protocol itself is stateless. In order to save session information, browser Cookie identifies session request through Session ID, and server stores session information with Session ...

Posted on Mon, 29 Jul 2019 19:56:10 -0700 by cashflowtips

Android Development-Implementation of Drawer-style Menu Bar Imitating Netease Cloud Music in Android Application

Preface To achieve the same effect as Netease Cloud Music's drawer menu bar in Android applications, you need to use the Navigation View control in Android, which is under the design package, so it is a Material Design design feature introduced in Android 5.0. Material Design is a new set of interface ...

Posted on Mon, 29 Jul 2019 19:30:40 -0700 by ejwf

Black Horse Programmer Tenth Power Micro-service Project Development Practice, Tenth Power Project Spring Cloud Preliminary Exploration

1. Development of Eureka Server (1) Create tensquare_eureka module (2) Introducing a Spring Cloud version that relies on the parent project pom.xml <dependencyManagement> <dependencies> <dependency> <groupId>org.springframework.cloud</ ...

Posted on Sun, 28 Jul 2019 23:48:24 -0700 by phpusr

Spring Boot 2.x: Integrating Mybatis-Plus

brief introduction Mybatis-Plus is a persistent framework developed by Chinese people on the basis of Mybatis. And won the most popular Chinese software TOP5 in Open Source China in 2018 What kind of chemical reactions do Spring Boot and Mybatis-Plus, which also aim to simplify development, produce?Next, let's take a look at the efficiency im ...

Posted on Sun, 28 Jul 2019 19:29:02 -0700 by errtu

Extension of spring Source Learning Container

In previous chapters, we have been parsing the BeanFactory interface and its default implementation, XmlBeanFactory, for example, but spring also provides another interface, Application Context, to extend existing functions in BeanFactory.Both ApplicationContext and BeanFactory are used to load bean s, but in contrast, ApplicationContext provid ...

Posted on Sun, 28 Jul 2019 06:48:13 -0700 by Sno

Python Web Crawler-Analog Ajax Request Crawling Microblog

Python simulates Ajax requests Sometimes when we crawl a page with requests, the result may be different from what we see in the browser: we can see the normal page data in the browser, but we can not get the result with requests. This is because requests get the original HTML static documents, whil ...

Posted on Sun, 28 Jul 2019 06:43:10 -0700 by gijs25

Hession for remote communication (based on Binary-RPC protocol)

1. Development Tools 1.jdk1.6 64 bit Baidu Disk Address: https://pan.baidu.com/s/1Zwqfmi20X4ANswZzPMzXQ Extraction Code: k50r 2.apache-maven-3.2.5 Baidu Disk Address: https://pan.baidu.com/s/1b9ZEnVclXhllmiCoVc3vyQ Extraction Code: x8jx 3.Eclipse IDE 4.11.0 Baidu Disk Address: https://pan.baidu.com/s/14_aDA2-xJpQBpDtDZ_Sag Extraction Code ...

Posted on Fri, 26 Jul 2019 11:47:15 -0700 by member

Introduction to Python Crawler [20]: scrapy, a crawler for all users of Nuggets

Acquiring full-site users, theoretically speaking, from a user as a starting point, we need to crawl the user's attention list, from the attention list constantly superimposed. Open a user's personal center at will The green circle contains all the information we want to gather. Does this user care abo ...

Posted on Fri, 26 Jul 2019 03:02:14 -0700 by WindChill