java generate QR code scan web page automatic login function

Looking for a lot of information, seven, eight, eight have tried again, and finally wrote out this function. A rookie. This article is only for notes. A simple generation of QR code, through the web page to confirm the login, to achieve the QR code page to jump to the main page. There are three servlet s: CodeServlet.java does two things A: gen ...

Posted on Sun, 29 Mar 2020 12:37:16 -0400 by welshmike

Qt print QR code

Add profile to printer support: QT += printsupport Create a new Widget project named MyQRCode, and create the qrlib folder in the project directory Download the tripartite support library from: https://github.com/nayuki/QR-Code-generator Copy the following six files in the cpp directory to the qrlib folder Add the qr library file to the ...

Posted on Sun, 29 Mar 2020 11:48:42 -0400 by jk11uk

Summary of experience in developing H5 page control based on Jquery WeUI

When WeChat develops H5 pages, it often develops the interface effect based on WeUI or Jquery WeUI. Because I like to use JQuery on Asp.net's Web interface, I prefer to use jQuery.WeUI, this article combines official cases with the actual development experience of their own projects to analyze and summarize the interface controls designed in th ...

Posted on Wed, 25 Mar 2020 02:08:30 -0400 by phpprogrammer

PHP-Tp5-wechat code scanning payment

Official wechat payment document: https://pay.weixin.qq.com/wiki/doc/api/native.php?chapter=6_3 Official demo download: https://pay.weixin.qq.com/wiki/doc/api/native.php?chapter=11_1 Download the demo officially. The directory structure is as follows: Introduce wechat payment Copy the lib folde ...

Posted on Tue, 03 Mar 2020 23:00:18 -0500 by Caesar

Front end beginner's pit climbing Tour

On the afternoon of February 22, we received a request from the company to do a small nail program for scanning the epidemic code First, the final effect Green code stands for health yellow code stands for attention red code stands for danger In addition, the home page took about one day, with s ...

Posted on Tue, 25 Feb 2020 04:57:08 -0500 by YAOMK

Wechat code scanning payment mode II

With reference to the tools of the great God, you can see: https://blog.csdn.net/zyw_java/article/details/54024162 For some basic settings, please refer to my h5 payment. I will not elaborate here: https://blog.csdn.net/goligory/article/details/78392505 <dependency> <groupId>com.github.javen205</groupId&g ...

Posted on Sat, 04 Jan 2020 02:05:46 -0500 by austingecko

JAVA implementation calls wechat JS SDK to scan

Like friends can pay attention. I haven't shared a technical article for a long time. Today, I took a moment to tell you how to call the scan interface provided by wechat. Premise: I need to apply for a public number: I will not ask for the information required to apply for the public number. What will I need to apply for We ...

Posted on Sat, 28 Dec 2019 10:45:00 -0500 by Plxply

Wechat applet barcode and QR code generation module

The code address is as follows:http://www.demodashi.com/demo/13994.html 1, Preparatory work Software environment: wechat developer tool Official download address: https://mp.weixin.qq.com/debug/wxadoc/dev/devtools/download.html 1. Basic needs. Fast generation of one-dimensional bar code and two-dimensional code 2. Case ...

Posted on Thu, 26 Dec 2019 17:36:56 -0500 by Cramblit

iOS - QR code generation with pictures

background The teacher of the course of Internet of things technology asked us to make a QR code. The content of QR code includes student number, name and a picture. Isn't this similar to wechat's QR code? Of course, development language is my preferred Objective-C~~~ Achieve goals Generate QR code The information of QR co ...

Posted on Thu, 26 Dec 2019 10:53:17 -0500 by Iconoclast

The page of the app generates pictures to share with friends

There is a lot of experience online. I'm following this https://www.jianshu.com/p/01f526a4f948 https://github.com/JaimeCheng/canvasShareImg Main pit: 1. The network pictures should be downloaded to the local, that is, getimginfo and promise. I don't know the specific technical details. Then the address of the local image is ...

Posted on Sat, 14 Dec 2019 15:59:29 -0500 by nor0101