Code scanning login function Demo - Postman simulate code scanning request

Code scanning login function Demo - Postman simulate code scanning request Scan code login function - polling or long connection WebSocket - Zxing generate QR code Scan code login is actually a login request, but the information is stored on the user's mobile phone, and it can be logged in by the way of two-dimensional code verification to see ...

Posted on Fri, 15 Nov 2019 02:22:40 -0500 by bogdan

Java can also generate art QR code easily

>Original Click: Quick media Java can also generate art QR code easily Now two-dimensional code can be said to be very common, of course, we see much of the white block is generally black block, some add a logo, or two-dimensional code embedded in a specific background (such as WeChat, Alipay's payment code); occasionally may see some cool t ...

Posted on Wed, 13 Nov 2019 06:55:54 -0500 by ben_johnson1991

Java to edit multiple pictures and text into one picture

Java to edit multiple pictures and text into one picture Due to the need to generate a poster with multiple pictures and customized text in the business, today I wrote a public method to deal with the problem of multiple pictures splicing posters and relevant text pasting into the pictures! 1. Prepare materials -- two pictures, one background ...

Posted on Wed, 06 Nov 2019 23:10:42 -0500 by dkode

The problem of creating posters on canvas mobile terminal and the summary of this project

1. First set html and import static files <div style="display: none;"> <img src="@/assets/img/personal/sy.png" class="man man-2" id="man-2" alt=""> <img src="@/assets/img/personal/bj1.png" id="bg1" alt=""> <img src="@/assets/img/personal/bj2.png" id="bg2" alt=""> <img src="@/assets ...

Posted on Thu, 31 Oct 2019 01:29:03 -0400 by bakigkgz

Using java to write QR code

java needs to import QR code library, which is a standard library developed by Japan to draw bar codes and QR codes. You need to download this library: Baidu search qrcode.jar is OK, 1M size, Or go to Baidu cloud download of Xiaobian Link: https://pan.baidu.com/s/1bxlwmuqhepnklfodleuedg Extraction ...

Posted on Tue, 29 Oct 2019 14:26:10 -0400 by BittenApple

Solve the problem of using canvas to generate invitation posters with wechat avatars without wechat avatars

Recently, I made a H5 page visited in wechat, long press the sharing picture to send the poster invited by friends, search for information on the Internet, come up with solutions, and use canvas to draw the page to generate pictures. Problem: canvas images cross domain. Solution process (pit filling process): 1. From the Internet, there is a ...

Posted on Mon, 21 Oct 2019 16:43:23 -0400 by jonniejoejonson

Using zxing and Graphics to Realize Customized Drawing of Two-Dimensional Code Layout in Winform

scene zxing.dll Download https://download.csdn.net/download/badao_liumang_qizhi/11623214 Effect   Realization After the simple two-dimensional code is generated in the previous article, we need to adjust its layout now. Drag a button and double-click into its click event. private void button6_Click(object sender, EventArgs e) ...

Posted on Sat, 05 Oct 2019 04:01:31 -0400 by AudiS2

Net MVC Generates Two-Dimensional Codes and Front-end Display

Introduction: Two dimensional code is also known as two-dimensional bar code. The common two-dimensional code is QR Code, QR full name Quick Response. It is a popular coding method in mobile devices in recent years. It can store more information than traditional Bar Code barcode, and can also represent more data types. Statement of steps: Th ...

Posted on Mon, 30 Sep 2019 10:57:03 -0400 by bufhal

Java creates/recognizes barcodes, two-dimensional codes

Barcode is a graphic identifier that arranges black bars and blanks with different widths according to certain coding rules to express a set of information. Commonly used to mark the country of production, manufacturer, commodity name, production date, book classification number, mail start and stop location, category, date and other informatio ...

Posted on Mon, 16 Sep 2019 03:46:15 -0400 by despyz

Pdf File Writer Chinese Application (PDF File Writer Class C Library)

This article is translated and supported by Xiaoju Studio (QQ: 2482052910). The original address is: Pdf File Writer Chinese Application (PDF File Writer Class C Library): http://www.cnblogs.com/wjs5943283/p/6528853.html First of all, Pdf File Writer is a very useful PDF file generation tool. Because the author is not familiar with Chinese enc ...

Posted on Mon, 24 Dec 2018 04:18:07 -0500 by bow-viper1