AJAX and JSON in java learning

Let's talk about A jax and JSON today. In the process of project construction, the technology of ajax is generally used for front and back platform interaction, and the data of front and back interaction is made with json. Let's take a look at what ajax and json are. Ajax 1. What is ajax? AJAX is a t ...

Posted on Mon, 15 Jun 2020 05:12:34 -0400 by reliable

Please don't use this JSON package in JDK 7 +!

Source: mAysWINd www.cnblogs.com/mayswind/p/9222245.html Introduction to JSON Lib Json lib is a commonly used Json Library in Java before. The last version is 2.4, which supports JDK 1.3 and 1.5 respectively. The last update time is December 14, 2010. Although it has not been maintained for many years, search on search engines“ Java Jso ...

Posted on Sun, 14 Jun 2020 22:50:12 -0400 by m00gzilla

Automatic construction of Grunt Gulp FIS

1. Initial experience of automation construction Yarn init New scss/main.scss yarn add sass --dev Use the command to compile SCSS into CSS. / node_ modules/.bin/sass scss/ main.scss css/ style.css Every time you compile scss into css, you will return to execute the same command. Here is the need ...

Posted on Sun, 14 Jun 2020 03:36:01 -0400 by sp0rk

Conditional compilation of E chat SDK under TypeScript (using JS conditional compile loader plug-in)

Conditional compilation: the process of using the same set of code and the same compilation and build process to selectively compile the specified code according to the set conditions, so as to output different programs 1. Background: E-chat SDK needs a set of client core code developed by TypeScript to realize cross platform support (such as w ...

Posted on Sun, 14 Jun 2020 01:28:10 -0400 by JJBlaha

The Python crawler understands these two requests, indicating that you understand half of the crawler

get and post requests in Python Crawlers preface Python crawlers can request data in two ways: get and post. Maybe readers have mastered their applications to a high level, but do you know their basic syntax? Article catalog get and post requests in Python Crawlers 1. Understand the urlib module ...

Posted on Sat, 13 Jun 2020 23:03:08 -0400 by farkewie

Scrapy crawler frame video learning

Article catalog Crawler framework 1. Framework 1.1 introduction to scrapy framework 1.2 Scrapy architecture 1.3 function of scrapy framework module 1.4 operation process of scrapy (easy to understand introduction) 2. Introduction to scratch 2.1 create project 2.2 project directory structure 2.3 u ...

Posted on Sat, 13 Jun 2020 06:39:46 -0400 by deeppak

Notes on the actual combat of uniapp project

catalog 1 project construction 1.1 new project and operation 1.2 configure basic appearance according to project effect 2. Frame up 2.1 configure tabbar 3 get data from the background 3.1 package request component 3.2 build background application 4 home page 4.1 configure basic data of home page ...

Posted on Sat, 13 Jun 2020 03:34:05 -0400 by hash1

PHP obtains the K-line data of fire currency through URL and WebSocket

Recently, a module on the project line needs to obtain the K-line data of fire coin. In the early stage, I used the Workerman timing task to get the data through URL request every second. After the task was done, the boss felt that the data was not real-time, so I couldn't optimize it. Fortunately, in G ...

Posted on Fri, 12 Jun 2020 05:11:05 -0400 by Ph0enix

Data visualization analysis with pyecharts

1. Use the following JSON data to draw tree diagram and rectangular tree diagram. data = [{ "name": "flare", "children": [ { "name": "flex", "children": [ {"name": "FlareVis", "value": 4116} ] }, { "name": "scale", "children": [ {"name": "IScaleMap", "value": 2105}, {"name": "LinearScale", "value": 1316 ...

Posted on Fri, 12 Jun 2020 05:02:47 -0400 by markjoe

How do I make HTTP requests in Swift?

This article is translated from: How to make an HTTP request in Swift? I read The Programming Language Swift by Apple in iBooks, but cannot figure out how to make an http request (something like CURL) in Swift. Do I need to import Obj-C classes or do I just need to import default libraries? Or is it ...

Posted on Fri, 12 Jun 2020 01:59:46 -0400 by aquayle