blockchain scan qr code

After Android uses Zxing to scan the QR code and change it to a portrait screen, the preview screen is stretched and distorted. Perfect solution: After Android uses Zxing to scan the QR code and changes it to a portrait screen,

perfect solution to solve Android using zxing scan QR code changed to vertical screen, after the preview screen appeared stretched, distorted situation First step: Findcom.zxing.cameraUnder the bagCameraConfigurationManager.javaIn the filevoid initFromCameraParameters(Camera camera)MethodStep two: InLog.d(TAG, "Screen resolution: " + screenResolution);Then ad

For example, this site Corn Net Reply content: For example, this siteCorn Net /** * @descrpition Attention * @param $request * @return Array */public static function Eventsubscribe (A MP; $request) {$content = ' You are welcome to follow us, will serve you wholeheartedly '; return Responsepassive::text ($request [' Fromusername '], $request [' Tousername '], $content); }/** * @descrpition cancel attention * @param $request * @return Array */public static function Eventunsubs

This article is mainly to share with you how PHP write client scan qr code login PC backend function, I am also the first time to write this function, under Bo main blog inspired by the demo machine to complete this function, I want to re-summarize this code, in case forget. HTML page JS Page $.ajax ({type: "GET", ur

Sometimes we need to scan QR code download on the homepage of XX website, then how to do it in iOS development.Let me give you some answers, this is also in the recent work of the part, on the internet to learn some.Here is a breakdown of the steps for everyone:1.Plist and IPA filesApp Packaging I will not elaborate, this online tutorial a lot of, remember the re

Gossip less, actually IOS7 above is to support the native API scan QR code, so I think this is why ZBARSDK did not continue to update the reason.Baidu, said to modify the structure of something or some, but seemingly did not talk about the idea, or the foreigner's solution.First: The issue of the proposed, gave a lot of solutions:http://stackoverflow.com/question

IOS Development zbarsdk QR Code scan Static library does not support 64bit perfect solution (i)Since ZBARSDK does not support the ARM64 bit, the following is the way to build a file that supports 64bit. A files by compiling the package yourself.First download ZBARSDK, unzip the folder after opening the iphone, delete the example folder. Then open Zbar.xcodeprojec

Previously recorded scanned QR code using Apple's original Avfoundationo class library: http://www.cnblogs.com/foxting/p/4733226.html, which records how to set the scan area.Avcapturemetadataoutput has an attribute rectofinterest, set your area.First set the video area to the screen: Self.layer? frame = Self.view.boundsLook at the Rectofinterest note will know it

viewcontroller.m//CX QR code scan////Created by Ma C on 16/4/12.//Copyright? 2016 BJSXT. All rights reserved.//#import "ViewController.h" #import IOS QR Code scan

: [anyobject]!, Fromconnection connection:avcaptureconnection!) { //frequent scans, invoking proxy methods//1. If the scan is complete, stop the sessionSelf.session?. stoprunning (); //2. Delete the preview layerSelf.previewlayer?. Removefromsuperlayer (); println (metadataobjects); //3. Setting the interface to display the scan results if(Metadataobjects.count >0) {var obj:avme

Find the relevant technology on the Internet to determine whether the mobile browser is ISO or Android to download the specified app via JSCreate a new JSP page code as follows: JSP page as the generation of two-dimensional code address, when scanning the QR code to open the page will automatically execute the followin

Enable the mobile phone camera to scan the QR code or complete the operations, mobile phone camera Barcode (1) download the source code of the QR code library Link: http://pan.baidu.com/s/1pKQyw2n password: r5bv After the downl

Use Zxing to scan the QR code, zxing 1. Integrate Zxing. bar 2. Copy the code to the project. 3. Modify the scanning result method handleDecode () of MipacActivityCapture. java () /*** Process the scan result and redirect the activity page * @ param Result * @ param b

formal, but to achieve my purpose is true.First in the zxing root directory execution mvn compile, the guy, kept download the dependency package, said this first time the compilation needs to download a large number of packages, if I did not do proxy or library changes, then need a long wait.I ran for almost one hours at night and thought I'd come back and compile. But I was disappointed, although the package is finished, but the compilation has a problem. Execute again, this compile no error,

Scan the code to log on to JAVA and scan java Reference (Development Platform): https://open.weixin.qq.com/cgi-bin/showdocument? Action = dir_list t = resource/res_list verify = 1 id = open1419425518 lang = zh_CN Summary (implementation process ): A. Registration (Pay): Get the appid, secret, and the domain name to jump to after setting the

First, for "multi-terminal adaptation" "App internationalization"Assume that the URL for the previous page file is: http://www.XXX.com/app-install/terminal-language.htmlThen you can generate a two-dimensional code through the URL , scan the QR code, different terminal, language version of the specific, by the terminal

); Paint.setcolor (Resultpointcolor); for(Resultpoint point:currentpossible) {canvas.drawcircle (Frame.left+point.getx (), Frame.top+ point.gety (),6.0f, paint); } } if(Currentlast! =NULL) {Paint.setalpha (OPAQUE/2); Paint.setcolor (Resultpointcolor); for(Resultpoint point:currentlast) {canvas.drawcircle (Frame.left+point.getx (), Frame.top+ point.gety (),3.0f, paint); } } //Request Another update at the animation interv

(Resultpointcolor); for (Resultpoint Point:curr Entlast) {canvas.drawcircle (Frame.left + point.getx (), Frame.top + point.gety (), 3.0f, Paint);}} Request another update at the animation interval, and only//repaint the laser line,//not the entire viewfinder mask . Å è¡#̈亞 id ã version 壂 æ 忔 fermium 勫 search锛 yue decyl 紝 å duo Yeast Rice 鍦 Edition 闀挎柟褰 Juan Indent ID Ã? Postinvalidatedelayed (Animation_delay, Frame.left, Frame.top, Frame.right, Frame.bottom); }} public void Drawviewfinder ()

(1) Download the QR Code library source codeLink: http://pan.baidu.com/s/1pKQyw2n Password: R5BVWhen the download is complete, open the folder where you can see the libzxing, and add it to Android Studio, with the following: File------New-----"Import moudle(2) button click event for scannerBackground code:Public void Scanner (view view) {Startactivityforresult (New Intent (Scanactivity.this,Captureactivity.

=cgrectmake (20,110,280,280); [Self.view.layer InsertSublayer:self.preview atindex:0]; Start [_session startrunning];} #pragma mark avcapturemetadataoutputobjectsdelegate-(void) Captureoutput: (Avcaptureoutput *) captureoutput Didoutputmetadataobjects: (Nsarray *) metadataobjects fromconnection: (avcaptureconnection *) connection{NSString *str Ingvalue; if ([metadataobjects count] >0) {avmetadatamachinereadablecodeobject * metadataobject = [Metadataobjects obj ECTATINDE