Java Archives - Page 21 of 336

Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. We don’t allow questions seeking recommendations for books, ...

May 31, 2022
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Java, Programming

IT Nursery

How to refer environment variable in POM.xml?

I am using maven as build tool. I have set an environment variable called env. How can I get access to this environment ...

May 31, 2022
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Java, Programming

IT Nursery

How can I convert int[] to Integer[] in Java?

I’m new to Java and very confused. I have a large dataset of length 4 int and I want to count the number ...

May 31, 2022
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Java, Programming

IT Nursery

GSON – Date format

I’m trying to have a custom date format in Gson output, but .setDateFormat(DateFormat.FULL) doesn’t seem to work and it the same with .registerTypeAdapter(Date.class, ...

May 31, 2022
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Java, Programming

IT Nursery

How can I efficiently parse HTML with Java?

I do a lot of HTML parsing in my line of work. Up until now, I was using the HtmlUnit headless browser for ...

May 31, 2022
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Java, Programming

IT Nursery

Case insensitive string as HashMap key

I would like to use case insensitive string as a HashMap key for the following reasons. During initialization, my program creates HashMap with ...

May 31, 2022
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Java, Programming

IT Nursery

How to persist a property of type List in JPA?

What is the smartest way to get an entity with a field of type List persisted? Command.java package persistlistofstring; import java.io.Serializable; import java.util.ArrayList; ...

May 31, 2022
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Java, Programming

IT Nursery

How do I create a unique ID in Java? [duplicate]

This question already has answers here: Create a GUID in Java (7 answers) Closed 4 years ago. I’m looking for the best way ...

May 31, 2022
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