qrcode-scan | : memo : : books : 基于轮询和websocket长连接的二维码扫码登录demo | QRCode Processing library
kandi X-RAY | qrcode-scan Summary
kandi X-RAY | qrcode-scan Summary
:memo: :books: 基于轮询和websocket长连接的二维码扫码登录demo (qrcode-scan to login)
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Top functions reviewed by kandi - BETA
- Start the downloader .
- return QR Code
- set value
- handle exception handler
- Bean factory bean .
- Create qr code
- Returns the prefix .
- Register the stomp endpoint
- Generates a random UUID .
- Creates a success result
qrcode-scan Key Features
qrcode-scan Examples and Code Snippets
Community Discussions
Trending Discussions on qrcode-scan
QUESTION
I want to scan GS1 Databar Barcode which is also known as RSS Expanded barcode in IOS with react-native, I am using react-native-qrcode-scanner https://github.com/moaazsidat/react-native-qrcode-scanner to scan barcodes.
...ANSWER
Answered 2021-Apr-05 at 14:57No efficient open source solutions found for scanning GS1 Databar Expanded barcodes on iOS using React-Native.
Tried Zxingify-ObjC as a native module but the scanning is poor on newer iPhones (11 Pro, 12).
Tried react-native-barcode plugin. Doesn't support GS1 Databar plugin using the camera scanner, but does support scanning GS1 Databar from static images.
Finally went for a paid SDK: Cognex.
Hope this helps someone who runs into the same problem.
QUESTION
I was trying to make a QR code marker like this pic below.
So I'm wondering how to make those 4 corners instead of a full border marker.
I was currently using react-native-qrcode-scanner.
The default marker is like this:
and here is the code that I have:
...ANSWER
Answered 2020-Jul-09 at 11:06if it would have been a straight line, it would have been easy by putting border radius. But since its bit different , you can achieve this by using this library :
RN-svg , where you can provide the xml pattern and it will render acordingly, just you need to position beside the marker, that's it.
Hopeit helps. feel free for doubts
QUESTION
I'm having a Nuxt.js project where I try to use the qrcode-scanner library I fallow the steps to register globaly.
I made a js file in plugins folder and add the fallowing code
...ANSWER
Answered 2020-Apr-28 at 07:37i test your code and it works for me by the way i explain my steps for you, maybe you forget one step:
- install package with
npm install vue-qrcode-reader
- make file named
qr.js
in myplugin
folder - then put this code on it:
QUESTION
Current code:
...ANSWER
Answered 2020-Mar-20 at 07:12I had almost the same problem. The scanner does not stop scanning while showing another View (using reactivate={true}
). I am using react-navigation and so I came up to following solution.
You can listen on what is happening with your view with focus
and blur
.
QUESTION
im using react-native-qrcode-scanner
and what i want to do is : when user press on a flashlight icon flashLight go on
i done this :
ANSWER
Answered 2019-Apr-30 at 10:30Try to replace:
QUESTION
Turn flashlight on/off In QRcodeScanner React native
I have follow the tutorial above, but still not working. It doesn't turn on the flash on pressing the touch opacity.
The issue is the same as the problem send, but the solution for him not work for me, don't know why.
UPDATE I have found a solution, if the other post not work for you, you should try this step by step. Probably it will merged in a future PR in react-native-qrcode-scanner, but for now this should solve.
...ANSWER
Answered 2020-Jan-24 at 15:16The solution to me was in: https://github.com/moaazsidat/react-native-qrcode-scanner/issues/117
Thanks to @Albert0405!
Here is the fix from @Albert0405 for my problem:
1) Go to node_modules and find react-native-qrcode-scanner folder and open index.js
2) find _renderCamera() and then on the Camera component, change this
QUESTION
I'm trying to add a push notification system to a react-native project, and I an trying to use react-native-notifications version 2.1.3.
My package.json file looks like this:
...ANSWER
Answered 2019-Dec-11 at 06:49You have to pass Application context. For reference check this https://github.com/wix/react-native-notifications/blob/master/docs/installation.md#-android
QUESTION
I am using the react-native-qrcode-scanner library to scan a barcode and return its result. However it does not read the barcode and returns no information
...ANSWER
Answered 2019-Nov-27 at 00:44If you have a react-native-camera
module installed, you can use the installed module to fix it.
- You must add the following permissions to
android/app/src/main/AndroidManifest.xml:
QUESTION
I want to make a qrcode reader with react native,and i'm using expo.I'm following the guide based on the official documentation here : react-native-qrcode-scanner
I've installed react-native-camera
succesfully by running npm install react-native-camera --save
and the following is the commande react-native link react-native-camera
in the console,and it gives me the following error:
By reading the doc if find that many things depend on react-native link
like react-native link react-native-qrcode-scanner
react-native link react-native-permissions
an also after that there are some configurations like that i cannot do because i don't use
react-native-cli
.
ANSWER
Answered 2019-Jul-11 at 15:06Expo already has what you want. expo-barcode-scanner
If your version of Expo is 33, you should download it individually.
You can run expo install expo-barcode-scanner
You must request permission
to access the user's camera before attempting to get it. To do this, you will want to use the Permissions
API. You can see this in practice in the following example.
Basic Example
QUESTION
How to Create similar User Interface like http://uupload.ir/files/3oar_capture.png in react-native? my problem is that I cant build it on top of screen and it gets rendered under the screen. http://uupload.ir/files/05rm_photo_2019-11-16_15-02-06.jpg
how shall I tackle this? if I put my custom component inside the react camera like the barcode mask it is not rendered or show.
...ANSWER
Answered 2019-Nov-16 at 11:53I would suggest you to use Modals provided by react-native, it comes with transparent prop. After that you can customise it however you want.
Community Discussions, Code Snippets contain sources that include Stack Exchange Network
Vulnerabilities
No vulnerabilities reported
Install qrcode-scan
You can use qrcode-scan like any standard Java library. Please include the the jar files in your classpath. You can also use any IDE and you can run and debug the qrcode-scan component as you would do with any other Java program. Best practice is to use a build tool that supports dependency management such as Maven or Gradle. For Maven installation, please refer maven.apache.org. For Gradle installation, please refer gradle.org .
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