java Archives - Page 5 of 302

I am trying to use the org.springframework.orm.jdo.TransactionAwarePersistenceManagerFactoryProxy in my Spring project, but I am not sure how to use it or whether it’s ...

June 3, 2022
0 Comments

Java, Programming

IT Nursery

Get specific ArrayList item

public static ArrayList mainList = someList; How can I get a specific item from this ArrayList? mainList...

June 3, 2022
0 Comments

Java, Programming

IT Nursery

Missing return statement in a non-void method compiles

I encountered a situation where a non-void method is missing a return statement and the code still compiles. I know that the statements ...

June 3, 2022
0 Comments

Java, Programming

IT Nursery

split string only on first instance – java

I want to split a string by ‘=’ charecter. But I want it to split on first instance only. How can I do ...

June 3, 2022
0 Comments

Java, Programming

IT Nursery

Why explicitly throw a NullPointerException rather than letting it happen naturally?

When reading JDK source code, I find it common that the author will check the parameters if they are null and then throw ...

June 3, 2022
0 Comments