qr_scanner | A sample QR scanner using CameraX | QRCode Processing library
kandi X-RAY | qr_scanner Summary
kandi X-RAY | qr_scanner Summary
A sample QR scanner using CameraX and zxing
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Community Discussions
Trending Discussions on qr_scanner
QUESTION
I can't add image (gif image) to tkinter window.
...ANSWER
Answered 2020-Aug-23 at 14:47The reason you can't see your gif in the window is that you haven't made a reference to the image so it is collected in Tkinters garbage collector. Read More About This Here. To Add a reference to the image you can do this:
QUESTION
I am creating an app which downloads data from a particular source and stores them in a Realm database. According to my understanding, I should be able to access that database every time, I need that data, after that.
So I tried following process: Initialize the database. Download data and fetch database that data. Print data on terminal. -> As far as this, everything is going well.
So now according to my understanding, I closed the app and restarted it. Now I tried to print out the data, but there was no reaction. Does that mean, that the database is just alive for the period, in which my app is active?
Is there a way to store a Realm database on an android device for offline use? That means, in case that my user has no access to the internet and needs to use the downloaded database.
My Code:
...ANSWER
Answered 2018-Oct-18 at 12:30In your initRealm()
method, you include the following command:
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