What is the best way to not use allowmainthreadqueries() using Android Room?

I always use allowmainthreadqueries() in Android Room. But many people say it is not recommend to do it. With this function, Room is very easy to use. But if i should change my app to not using this …

Any Rx operator which could FlatMap and return both the output

I want to know if there’s an appropriate RxJava operator for my use-case. I have the below two methods. These are retrofit interfaces. fun getSources(): Single fun getTopHeadlines(…

Spring boot security in kotlin with users and roles

I have to work on an application that old interns started. The backend is made with spring-boot and using Kotlin, which I’m very new to both. The backed is a RESTful API and I need to implement an …

Name expected error when using @EnableAutoConfiguration in Spring Boot

I was having a similar error to the one found here and also here. I attempted to use @EnableAutoConfiguration to fix the error as was suggested, but IntelliJ gives me an error and says “Name …

Cannot use Apache Commons-IO in Kotlin

I’m writing a CLI application, using the default template from IntelliJ IDEA. I installed commons-io 2.8, by searching for commons-io in the “From Maven” box. However, IntelliJ can’t find …

How to remove the underline under TextInputLayout in Android Material Design?

I was trying to remove the underline from a material design component named TextInputLayout. I have tried several different answers from SO which didn’t work out for me so I decided to ask my own …

Handle Response Kotlin Retrofit

I’m new to Kotlin and android development. Have been struggling to get my retrofit api to work. But have found a way to do it after some search on SO. I get the data response now, but I don’t know how …

How do I query a user’s info in Firestore if all my document IDs are auto-generated?

All of the examples I’m finding online have very simple document IDs, but what do you do if you’re auto-generating all your IDs (as the docs say you should)? For example, I want to query the date when …

How to wrap @Column annotation with my own annotation in Java or Kotlin

I simply want to have my own annotation to clean up the annotation mass and to be able to change them easily when I want; import javax.persistence.Column import javax.validation.constraints.Size class …

Map with initial values in abstract class

I have an abstract class which holds some default values as follows BaseRequest.kt abstract class BaseRequest { abstract val route: String /** Initially, all requests contain the route param,…