I’m using AWS Lambda with Java and I’m running into this issue. Can someone help? “gradlew is using a JVM with major version 14 which is newer than 11 that is supported by AWS Lambda. The compiled function code may not run in AWS Lambda unless the project has been configured to be compatible…
Can JVM bytecode running on the GraalVM be instrumented by a custom `TruffleInstrument`?
I would like to write a Truffle instrument which can instrument Java programs (or at least JVM bytecode programs) when they are run on GraalVM. I have been investigating different ways to perform fine-grained instrumentation of Java programs to support a runtime verification project. To me, manipulating Truff…
How to make Swagger put new line in the generated HTML (in Swagger UI page)?
I have a REST service method annotated with io.swagger.annotations.ApiOperation @ApiOperation(value = “some string”) I need some string to generate newlines in the HTML page swagger-ui.html (i.e. in the Swagger UI page where I see my docs and I can test my API methods). I tried putting <br/>…
Microsoft Graph Api – getting access without a user in java
I have a problem auth with microsoft graph api. I never work with it. I try to write application responsible for downloading attachments from mails. The program will be scheduled from platform so it cannot get admin consent (therefore authorize using Client Credentials). Every code example I found required an…
Reducer doesn’t call reduce method when using my own class as output value MapReduce Hadoop
I was trying to use my own Class object as the output value of my Mapper and use them inside the Reducer but the reduce() method isn’t called and my app was going to be terminated if I remove the default constructor of DateIncome class. I wrote my codes as follows: Driver: Mapper: Reducer: DateIncome: I…
How to associate artefacts under one business version in Nexus when every module has specific version?
It is probably not a good practise in this case, because the problem would be solved by unifying the versions of all artefacts, but I am interested in a possible solution for this case. I have one git repository: artefact -> 1.0.0 second git repository: artefact -> 1.3.0 third git repository: artefact -…
How do I log out of my Google Account in Firebase such when I log in again, I can choose the account I would like to sign in with?
This is my coding in my java class file where my log out button is located at. How do I log out of my Google Account in Firebase in android studio, such that when I log in again, I am allowed to …
use getter to pass value failed in java
I am a beginner there are two classes that I want to use getter to pass the value of the field from another class. Therefore, I did something like this How do getters and setters work? But it didn’t …
Flink: does Flink support abstract operator which can process different data streams with common fields?
Suppose we have multiple data streams and they share some common features. For example, we have a stream of Teacher and a stream of Student, and they both have an age field. If I want to find out the eldest student or teacher from the realtime stream, I can implement an operator as below. To find out the elde…
Java Calendar not giving end of hour
Based on Epoch seconds, I convert it to the start of hour and end of hour. long epochSeconds = 1589374800L; Instant instant = Instant.ofEpochSecond(epochSeconds); Calendar now = Calendar….