Posts by LP0956 • 7 points
5 posts
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answers15
viewsQ: Question about Postgresql 9.5.25 with pgAdmin 3 that comes installed along with it: how to use command line instead of graphical interface?
Use the Postgresql 9.5.25 and along with it comes the pgAdmin 3 installed. However, I don’t want to use the graphical interface of the database. So I go in the same folder as the pgAdmin3.exe is…
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answer207
viewsQ: Instantiating an entity within another entity: how to do it?
The class Estado depends on the class Pais. What would be the difference between me doing this: And do this? I mean, what’s the difference between me instantiating the class Pais within the class…
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answer438
viewsQ: How to check if an Integer type parameter received in Spring is empty?
I have a method that will receive several parameters. But the parameters are set to required = false because I don’t want it to be mandatory for them to be informed and I also didn’t enter a default…
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answer266
viewsQ: Spring Error with JPQL: Unsatisfieddependencyexception
I’m doing a REST API in Spring Boot and I’m having a hard time bringing the results of a Repository query. I have this MER, which is a small part of my bank: I built these two entities in Java,…
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answer301
viewsQ: How to disable a commandButton in Primefaces according to the return of a Boolean method implemented in the bean?
I have a button to delete a file that I just want to appear to the user if my class has records. Just follow his code: <p:commandButton icon="ui-icon-trash" value="Excluir"…