kotlin Questions

Android Studio – Unable to launch Kotlin REPL: CommandLineWrapper is ill-suited for launching apps

July 12, 2021
acrabb3
4 Answers

I'm trying to use the Kotlin REPL within Android Studio. However, when I open it, I get the following output: "E:Program FilesAndroidArctic Foxandroid-studiojrebinjava.exe" -Dkotlin.repl.ideMode=true -Dfile.encoding=UTF-8 -classpath "E:Program FilesAndroidArctic Foxandroid-studiolibidea_rt.jar;C:UsersmeAppDataLocalTempclasspath901685403.jar" com.intellij.rt.execution.CommandLineWrapper C:UsersmeAppDataLocalTempclasspath901685403.jar org.jetbrains.kotlin.cli.jvm.K2JVMCompiler `CommandLineWrapper` is ill-suited for launching apps on Java…

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No matching variant of Kotlin Multiplatrom Mobile library found – Twitter API

May 16, 2021
tyczj
2 Answers

I have a Kotlin Multiplatform Mobile library that I published to Maven Central. I am also trying to use this library in a non-KMM Android app. When I declare the dependency in the android app I get this error Execution…

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Redis – What might cause a session ID to sometimes change after redirect (Java/Kotlin Spring web app)?

March 9, 2021
Tomasz
2 Answers

I have a web application built with Kotlin+Spring which identifies users by session ID. On a static front page I have a form which, on submit, sends a POST request to "/start". This is handled by Spring by executing some…

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Android – listFiles() doesn't list some files – Telegram API

February 24, 2021
Kureteiyu
4 Answers

I'd like to make an Android app to list files and their size, a bit like WinDirStat or TreeSize on Windows, or DiskUsage on Android. I tried this to get a list of files : for (file in File("/sdcard").listFiles()) {…

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Xcode – Kotlin Multiplatform Mobile unable to run on iOS: Execution failed for task ':shared:compileKotlinIosX64'

February 9, 2021
Fatin Wasta
2 Answers

I have created fresh project(Hello World) in KMM followed by their official website. In android it works smooth but when I am trying to run in XCode it's giving errors because of which I am unable to build / run…

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How do I create a notification that goes through an array on Android? – Telegram API

December 8, 2020
Isadora
2 Answers

I'm a beginner at programming! I'm trying to create an app that will send a notification in a specific time. The description of the notification must be one from an array previously defined inside the app. Right now, I am…

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NotSerializableException with redisson-spring-boot-starter

September 22, 2020
zhaider
2 Answers

I'm using redisson-spring-boot-starter 3.13.2 and Kotlin for cache but I get the following exception: java.lang.IllegalArgumentException: java.io.NotSerializableException: com.service.message.State at org.redisson.RedissonObject.encodeMapValue(RedissonObject.java:338) at org.redisson.RedissonMapCache.fastPutOperationAsync(RedissonMapCache.java:843) at org.redisson.RedissonMapCache.fastPutAsync(RedissonMapCache.java:746) at org.redisson.RedissonMapCache.fastPut(RedissonMapCache.java:720) at org.redisson.spring.cache.RedissonCache.put(RedissonCache.java:107) at org.springframework.cache.interceptor.AbstractCacheInvoker.doPut(AbstractCacheInvoker.java:87) at org.springframework.cache.interceptor.CacheAspectSupport$CachePutRequest.apply(CacheAspectSupport.java:820) at org.springframework.cache.interceptor.CacheAspectSupport.execute(CacheAspectSupport.java:429) at org.springframework.cache.interceptor.CacheAspectSupport.execute(CacheAspectSupport.java:345) at org.springframework.cache.interceptor.CacheInterceptor.invoke(CacheInterceptor.java:61) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186) at…

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Redis – SpringBootTest with Kotlin, TestContainers and External configuration

August 25, 2020
ppysz
2 Answers

I have problem with creating external configuration for my test classes. Right now my redis related tests have to have a companion object inside @Testcontainers @TestPropertySource("classpath:/application-test.properties") @SpringBootTest class RedisRelatedTest { companion object { @Container val container = GenericContainer<Nothing>("redis:5.0.7-alpine") .apply {…

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TornadoFX _ Kotlin _ IntelliJ IDEA: How is it possible that I am getting an "Unresolved reference: javafx" since I am using openJDK 8 in my project? – Debian

May 26, 2020
Webwoman
2 Answers

I am trying to get start with Kotlin and TornadoFX. I have download Java jdk8u252-b09 and set it as my project SDK. See the following image: I have seen this post that inform us that the Unresolved reference: javafx's bugg…

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Android Retrofit2 Kotlin can't set list value equal to Response

January 4, 2020
5eb
2 Answers

I'm having problems getting data from the Facebook API inside a varaiable. In my main activity I call viewModel.getFeed(). The logger returns null, but OkHttp returns the response I want. How can I populate the list with this response data?…

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