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How to design a business card QR code and a business card QR code Recently, the company needs to design a QR code for use in products. Requirement proposal: 1. nameboard Design 2. You need to reserve three phone numbers for pre-s

A QR code is used to record data information with a specific geometric image on a plane. a QR code is a common QR code. We recommend that you use the php class library PHPQRCode that generates the

Learn the QR code of iOS, and quickly open the camera to read the QR code. The procedure is as follows:To read the QR code, you must import it to the AVFoundation framework.#import 1: use the camera to identify the content in the

Recently found a relatively good C # QR code generation Class library on GitHub. Here to share with you.GitHub Address: Https://github.com/codebude/QRCoderDownload the solution, compile and generate QRCoder.dll, and you can use it. This class library has fewer parameters to customize, and only supports two parameters (two-dimensional code text, error correction l

QR code generation and scanning, QR code generation and ScanningQR code generation and scanning collect the generation and scanning function code of QR codes. The scanning function incl

In the previous section, we have implemented QR code scanning, which we use bounds and corners of metadata to achieve a visual scanning effect.Bounds defines a rectangle that contains a two-D code image, and corners defines the actual coordinates of the two-dimensional code image:The bounds and corners are the same whe

QR code-quick matrix two-dimensional Barcode The QR code is a matrix QR code symbol developed by the Japanese company Denso in September 1994, in addition to the large information capa

C # generate a QR code and put the QR code image in Excel, /// Generate QR code /// 　　

Thanks to smartphones, QR codes are becoming mainstream and they are becoming more and more useful. From the shelters, product packaging, home improvement stores, cars to many websites, all in their own web pages integrated QR Code, let people quickly find them. As the number of smartphones is increasing, the use of QR

[JQuery] use the jquery-qrcode plug-in to convert the URL into a QR code. You can scan the QR code on your mobile phone to access jqueryqrcode. First, find jquery-qrcode in github and Select Download ZIP to Download (click the link to open) Download a compressed package jquery-qrcode-master.zip, decompress the package

width = + (ten * size); int height = 100 + ( size);//The picture format of the two-dimensional code string formatted = "JPG"; Hashtable hints = new Hashtable ();//The encoding used for the content hints.put (Encodehinttype.character_set, "utf-8"); Bitmatrix Bitmatrix = new Multiformatwriter (). Encode (Text,barcodeformat.qr_code, width, height, hints);//1.1 Go to white edge int[] rec = Bitmatrix.getenclosingrectangle (); int reswidth = rec[2] + 1;int

#zbarwgethttp//ncu.dl.sourceforge.net/project/zbar/zbar/0.10/zbar-0.10.tar.bz2Yum InstallGtk2 gtk2-devel pygtk2 pygtk2-devel qt qt-devel imagemagick-devel ImageMagick./configure--enable-pthread=yes--with-jpeg=yes--with-imagemagick=Yes Make Make Install#php ExtensionswgetHttps//Github.com/mkoppanen/php-zbarcode/archive/master.zipUnzipMaster.Zipcd PHP-zbarcode-master//usr/local/php/bin/phpize./configure--with-php-config=/usr/local/php/bin/php-config--with-zbarcode=/usr/local/ Make Make Install PHP