python's requests library and beutifusoup library crawling girls' pictures

1: python crawler - using requests library to get information of web page Record your reptile process In fact, I want to use jsonpath and json before climbing, and then I found that after opening the Meitu bar website, I only thought about the methods of crawling the requests library and the beautifu ...

Posted on Thu, 04 Jun 2020 08:39:09 -0700 by Jay87

Java IO byte stream

summary What is IO? IO is what I / O stream means. Based on memory, it can be divided into input and output, that is to say, the flow to memory is the input flow and the output flow out of memory. Input stream: read data from hard disk to memory for use Output stream: write data in memory to hard disk for saving The table above is the top-le ...

Posted on Sun, 31 May 2020 04:50:49 -0700 by Possum

Notes on C and C + + secure encoding: integer security

5.1 introduction to integer security: integers consist of natural numbers (0, 1, 2, 3,...) including 0 )And negative numbers of nonzero natural numbers (- 1, - 2, - 3 )Composition. 5.2 integer data type: integer type provides a model of a finite subset of integer mathematical sets. The value of an object of type integer is the mathematical val ...

Posted on Sat, 30 May 2020 19:10:07 -0700 by Stegs

What you need to know about the implementation principle of React Router(hash mode)

Single page apps you should know What is a single page application? single page web application (SPA) is an application with only one Web page. A Web application that loads only a single HTML page and dynamically updates that page when the user interacts with the application. React and Vue are the main front-end frameworks for building singl ...

Posted on Sat, 30 May 2020 17:41:20 -0700 by djKale

Python crawler tutorial: free paid material crawling from baotu.com [source code attached]

We all know that it's very easy to collect a large number of design materials, but it's too expensive. Today, I'll take you to use Python crawler to crawl these materials and save them locally! To capture the content of a website, we need to start from the following aspects: 1 - how to grab the next link of the website? 2 - whether the target r ...

Posted on Sat, 30 May 2020 07:38:42 -0700 by blogger3

Why is Li Ziqi's video so attractive? Analyze the video she posted on station B

preface The text and pictures of this article are from the Internet, only for learning and communication, not for any commercial purpose. The copyright belongs to the original author. If you have any questions, please contact us in time for handling. Author: CDA Data Analyst Add Penguin Group 695185429 to get free information, all of which are ...

Posted on Fri, 29 May 2020 23:51:58 -0700 by frosero

Github automatically packs and pushes Nuget versions

How to automatically package and publish your own class library to Nuget? 1. Modify the property of project csproject Create a new project GitToNugetPackageTest Without adding any classes, we modify the csproject property. Replace with the following template content and modify the following node values: Target frameworks depends on the ...

Posted on Fri, 29 May 2020 00:41:20 -0700 by liamloveslearning

C#Open Bluetooth Setup Interface

Bluetooth settings related interface, the following are several ways to open through C#to record Bluetooth Setup Interface 1. Control panel commandsBthprops.cpl You can use Control Panel Control+Bthprops.cplOr directlyBthprops.cpl.For more commands see: All Run Command Instructions,CMD & CPL: Shortcut System Commands and Control Panel Comma ...

Posted on Tue, 26 May 2020 11:06:42 -0700 by lamurio

How to make you satisfied in many used cars? python helps you implement (with source code)

preface The old driver takes you to look at the car. It only needs dozens of lines of code for thousands of second-hand car data on the Internet to get all the data and save it on our local computer Knowledge points: 1.python basic knowledge2. Function3.requests Library4.xpath is suitable for students with zero Foundation Environm ...

Posted on Tue, 26 May 2020 10:15:28 -0700 by brown2005

Osgeearth uses note 1 -- show a digital earth

catalog 1. Overview 2. Implementation 2.1. 3D display 2.2. Two dimensional display 1. Overview Osgeearth supports. Earth files, which hold the configuration XML of digital earth related information. Just read this configuration file, you can get the corresponding digital earth related effect directly. B ...

Posted on Sun, 24 May 2020 04:05:47 -0700 by Eclesiastes