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Maven builds multi module project succesfully, Eclipse shows errors


Note: this question is similar to this one, but the answers there did not work for me. I have an odd problem: using Maven in the command line, my build is succesful, but imported in Eclipse it still …

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How to inject a private field in a Component class while keep initiating with @Autowired in parent class in Spring?


I am learning Spring while I like the idea of using @Component and @Autowired to let Spring manage the dependent bean. For example, I have a Service class and Builder Class I can do with // …

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BigQuery TableResult casting options


How can I cast the TableResult to the following format List<Map> Map contains the columns and its value respectively. Multiple rows are added to the list. I tried something …

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Error Creating Bean Error (Spring Cloud Config Client)


I am trying to learn Spring Cloud Config. So first I setup a Server, where I can fetch the properties using http://localhost:9090/config/default/master/app.static.properties on the browser. It has …

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Keeping a JScrollPane’s (JTextPane) scroll bar at the bottom when resizing text?


Very weird problem: I have a JTextPane within a JScrollPane, and a JSlider for resizing the text. If I increase the text size, the scroll bar moves up (normal). My goal is to keep the scroll bar at …

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How do I globally enable “strict” handling of LocalDate values using Jackson?


Jackson Java 8 Date/time module issue jackson-modules-java8#212 mentions enabling “strict” handling via a global default: Currently LocalDateDeserializer automatically accepts non-standard …

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This can´t be executed since there is a symbol not found [closed]


I´m having trouble with this since it cannot find a Symbol. I would be happy if someone knows what is wrong. public class MartialArtist{ public static void main(String[] args){ double HP=100; int …

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spring boot REST POST method doesn’t work


I want to get the streamName parameter, which is generated when executing one method in the program where I made HTTPRequest and in response I want to get the generated hex string. I couldn’t find …

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Is it possible to cast an instance of List<ArrayList> to List<List> in O(1) time in Java?


I have an instance of List<ArrayList>, how can I change it to type List<List> ? My solution is: List<ArrayList> list1 = new ArrayList<&…

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How to prevent the outer class method from accessing privately defined methods or fields of a nested class?


I am attempting to prevent the OuterMethod from accessing the privately-defined field InnerField and method InnerMethod. It does not seem to work as what I expect. import static java.lang.System.out; …