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Tag: java

Using StringBuilder to write XML vs XML library

I already understand from reading different threads that generating your own XML string using a StringBuilder is looked down upon, but the reason usually comes down to escaping characters. I’d like to know if anyone is experienced with XML libraries and writing XML using StringBuilders and know if there is a big difference in performance to writing an XML which

how to construct a java.security.interfaces.RSAPublicKey?

I have the following string, which I understand to be an RSA public key: I need to construct a java.security.interfaces.RSAPublicKey from this string. First I tried calling RSAPublicKeyImpl.newKey(myString.getBytes(StandardCharsets.UTF_8)), but that threw the following exception: Then, following an online guide, I tried this code instead: That threw a very similar exception, just wrapped in another one. Am I missing something obvious

Spring boot dependency error for some of the dependencies in maven

Below is my pom.xml Error message i am getting is But in most of the cases what I observed most of them wont declare any version for spring-boot-starter-data-jpa and spring-boot-starter-web but i am getting these errors I am getting errors for all the dependencies where i had not declared version So i want to know how to resolve these errors

Get Original Field Name on GraphQL

I’m using https://github.com/leangen/graphql-spqr with spring-boot java application. I can reach to alias name easily but how can I reach to original fieldName? When I run this code, Output looks like with alias fields: “aliasNameX”, …, but I need original name like “originalName”. Is there a way to do it? Solved, according to: https://github.com/leangen/graphql-spqr/issues/381 Answer Posting my original answer here as

Java memory model and local variable [closed]

Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. This question does not appear to be about a specific programming problem, a software algorithm, or software tools primarily used by programmers. If you believe the question would be on-topic on another Stack Exchange site, you can leave a comment to explain where the question

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