I am trying to display a location with a MapView but I can’t get it to work. I have already look into all the other threads with the same questions but the solutions don’t work for me. Here is what is supposed to work but doesn’t: I am new to Android Studio and just trying things out. I also…
How do I change the background color of a JFrame dynamically?
I was wondering how would I change this block of code to be able to have a dynamically changing background colour that switches from (red -> black -> green -> black -> blue -> black ->red) and the loop starts again. The background colour should be continuously changing per tick. Right now I …
To read String text content after Converting HTMl to text in java
I am having HTMl Form in email body, how can i read string text content after converting HTML FORM into text. Can Anyone please help me? Email Body – HTML Form: Email Body – HTML Form Content: String Content after convertion (Email Body): Note: I need to make exact key value pair for eg. Postal Co…
Get EditText input values and display some calculation result in an TextView
I have made a very basic weighted average calculator as Android Application (in Java) and it worked fine. The user just inputs 3 values a, b, c in three EditTexts and it calculates formula: Result of this mathematical equation is displayed in a TextView, all of this in the MainActivity at the press of a butto…
How to save dark mode state in android when the app is completely closed
I have a little problem. When I turn on dark mode in my app and then close my app completely in android, when I reopen it, it returns to light mode. I use AppCompatDelegate to do this. I have a settings fragment with a switch to turn on or off dark mode and it works well. I have a shared
Lombok getter/setter vs Java 14 record
I love project Lombok but in these days I’m reading and trying some of the new features of java 14. Inside the new capability, there is the record keyword that allows creating a class with already built-in the following functionality: constructor, private final fields, accessors, equals/hashCode, getter…
Removing a Version from a Maven Remote Repo
I have currently been working on my first Maven project and have run into some confusion with Maven versioning. I understand that while developing a new version the SNAPSHOT keyword should be used in the version number. I also understand that a non SNAPSHOT version should only be released once. I was wonderin…
Spring actuator ‘/auditevents’ endpoint returns 404
I am getting a 404 error when invoking /actuator/auditevents endpoint. Upon closer look, I see that available endpoint listing doesn’t include /auditevents endpoint. pom.xml dependencies application.properties management.endpoints.web.exposure.include=* http://localhost:8080/actuator output Spring-boot …
How to link a click handler to a fragment for data binding?
I want to use data binding in a fragment to trigger all my button clicks in handler class. When I run the code below I get the following error. I’m not sure if the problem is with how I’m passing the context to the Handler class or if I’ve done some wrong the Data binding. UserFragment MyCli…
JPA @OnetoOne self reference relationship with both columns non null
I have an existing database table For e.g. T_STUDENTS on top of which I have to create a JPA entity. All three columns in the table are NON NULL and the table has a self-reference as mentor_id Each student has a mentor who is also a student. There is a strict OneToOne relationship between the student and the …