when I click on the button the app crashes

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Here the error: java.lang.IllegalStateException: Could not find method OpenRadio(View) in a parent or ancestor Context for android:onClick attribute defined on view class android.support.v7.widget….

Flyway did not create tables

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I have been trying to create a web application using spring boot and flyway. The build tool is Gradle. However, when I try to run the program Flyway creates just one table named flyway_schema_hystory …

Searching for issues with Sonarcloud API returns none even though they exist

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I am trying to get all the sonar report issues from a branch of a private Sonarcloud project. I do this with the following REST call: https://@sonarcloud.io/api/issues/search?projects=…

How to align multiple lines of JOptionPane output dialog messages by “:”?

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I need to make the output in 3 lines and also aligned by “:”, using JOptionPane.showdialogmessage(): *note the alignment of the “:” Total cost : $11175.00 Number of units …

assets folder is not accessible in java class Tomcat Web Project Built in Maven

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I have tried to make assets folder in different locations in the project and I have MS Access DB file in it. I want to access it using ucanaccess driver. but it gives file not found exception. DB …

Is there a way to make the java eclipse formatter not align the @param descriptions?

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I am trying to change the settings of the Eclipse formatter so that it doesn’t align the indentation of the param tag descriptions. This is what I am aiming for: /** * Creates a new CTScanData object …

Java code exporting workbook to current user PC instead of the actual web app host

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I have a spring MVC project that I have develop for my team at work. I have an endpoint that create a workbook using apache poi, then export to .xlsx file, but my code appeared to write to file on the …

What is the difference between get() and addListenerForSingleValueEvent?

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I see a lot of tutorials, documentation and questions about using the Firebase Realtime Database on Android talk about the addListenerForSingleValueEvent method. This method reads the value from the …

Is firestore callback method run in a separate thread?

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I am fetching Firestore data through RX observable. Is it required to subscribe to it in a separate thread or Firestore callback run off the main thread by default? Also please share any references …

Unable to include font folder in java application

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I am facing a weird problem and I am stuck at the moment. I have a java application running in tomcat on my local machine. Recent requirement was to include a new font for the app. I downloaded the …