I’m having a super weird behavior from a code that I was testing. The test I wrote was to see the behavior of the class if the Android returned an empty package name. After some debugging, I found this (consider that packageName is empty): Is this expected? Can someone tell what the deal with this? ps1.…
Tag: kotlin
@Generated annotation using gradlew + dagger
I’m confronting a weird issue using gradlew(4.10.2) + dagger(2.18). The problem is when I call: The build fails with: Task :Common:compileDebugJavaWithJavac FAILED /CommonModule_ProvidesGsonFactory.java:6: error: package javax.annotation.processing does not exist import javax.annotation.processing.Gener…
How to place a object without tapping on the screen
I am trying to show an object without tapping on the screen using ARCore. In the basic sample of ARCore Sceneform provided by Google, you need to tap on the screen after it detects the surface. I want to implement that, AR shows the object without tapping on the screen. I tried this for displaying without tap…
Android Studio 3.1.3 – Unresolved reference: R – Kotlin
I am new to kotlin, i have converted some code from java but it seems like there’s something wrong, The R in findViewById(R.id.my_id) is highlighted in red and it shows this message : “Unresolved reference: R”.. I’ve been looking for a solution but i seem not to figure it out, So what …
How do I create a jar with all dependencies using Gradle 4.4?
This question is related to this one — however, due to the deprecation of compile in favor of implementation, it doesn’t work. It does pick up dependencies that are declared with compile. However, with it being deprecated, using it isn’t an option (and we’d be right back here when it&#…
Why LiveData setValue or PostValue triggers onChange just once in the view?
LiveData setValue should have triggered the onChanged method in the Activity, however it calls only at the first time, after when I try to make paging, it breaks and doesn’t call onChanged anymore, though my response is does successful and I see it in the log. What’s wrong with setValue/postValue?…
InfluxDBIOException: java.net.SocketTimeoutException: timeout
I’m using Influx Db java wrapper and adding data in influx db for every 5 seconds with a retention policy of 30 days. When I’m trying to query the data by sending multiple requests, the timeout exception is seen. Once I clear the db data , the response is received properly. The exception cause poi…
How do I replace multiple characters in a String?
How do I replace multiple characters in a String? Like Java’s replaceAll(regex:replacement:) function. This answer is very close but I want to change more than one character at the same time. Answer [$,.] is regex, which is the expected input for Java’s replaceAll() method. Kotlin, however, has a …
Integrate Kotlinx coroutines in intelliJ project
I‘m using intellij for a while now. There I work on a javaFx project, which is mainly written in java but I discovered Kotlin to be a nice alternative. Recently I read about coroutines in Kotlin and I just can‘t figure out how to add the Kotlinx library to my project. I can only find the snippets for maven an…
Deserializing a list of ints with Spring WebClient
I’m trying to communicate with a Rest service that returns a simple JSON array of ints, e.g. I have the following code to make the call via WebClient: However, Spring returns me an empty Flux. If I replace the bodyToFlux call with a bodyToMono<List<Int>>, then Spring is able to deserialize t…