2228 questions
I'd like to play a video file in the assets directory in the MediaPlayer class on Android. What should I do?
I made a post request from Android to the web server and I'm trying to create an app that stores cookies. (post parameters are not implemented) If we didn't discard the activity, we were able to save ...
Is it possible to implement the following applications?The bottom line is the app for using the web app in Chrome.
Failed to read man systemd.exec to set environment variables in systemd's service.So the explanation was as follows:Similar to Environment= but reads the environment variables from a text file. The te...
I wanted to change the background color of the button on Android, so I set it as follows.<Button android:layout_width=wrap_content android:layout_height=wrap_content android:background=@color/co...
When I installed the application that was running on the Android 7 tablet on the Android 9 tablet, the menu icon (... vertically) disappeared.Please let me know if anyone knows how to deal with it.The...
By default, Rails saves sessions to cookies.However, I often hear cases where you use memcached or redis because you don't like it.However, I always don't know why cookies are not good, so I'm muddled...
Thank you for your help.Tell me about ActiveRecord.ActiveRecord automatically creates relationships and inserts data according to the column naming convention, but how do I set up columns when I want ...
Recently, I just started developing it on Android Studio, and I would like to send a test message to my line group on LINE Notify.I have already obtained the access token on LINE side, and all I have ...
In IJCAD 2019, I try to update the existing block definition with the following source and reflect it on the screen, but UpdateAnonymousBlocks() says, No method or operation is implemented.AutoCAD 201...
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