Posts by Dayson Rodrigues • 75 points
6 posts
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viewsQ: Error while adding create a component using Primeng
Speaks blz guys? I’m learning primeng but I can not run my project. I did the correct steps of the documentation and I see that I have error here but I could not solve. Steps I did was: I installed…
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viewsQ: Question how to add object to an Array in Angular
I am learning Angular and am creating a method that will add an object in an Array to view in html using the Ngfor directive. The error is in the part that functio.push({}) export class AppComponent…
angularasked Dayson Rodrigues 75 -
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viewsQ: I cannot show an exception when I set a value that my foreign key does not exist in JSON when I will persist
I own a Lancamento class that inside it I have 2 foreign keys that would be pessoa_codigo e categoria_codigo, I managed to create an exception when I report a non-existent value for any of these…
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viewsQ: Doubt about Filter - JSP
well I’m learning JSP and I’m trying to make a filter where the user is not logged in it redirects to a login page, and I’m not getting it. NOTE: I created a controller Servlet that makes Dispacher…
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viewsQ: CRUD with Javascript
Well, I need to make one CRUD and then a search of what is submitted on my form. I already created the page and can already submit my form and show in a table. Doubt: I am in doubt of how to remove…
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viewsQ: I cannot Update my Object after being recovered
I am trying to update my form after recovering an object and I cannot. My DAO public List<Contato> listar() { List<Contato> contatos = new ArrayList<>(); String sql = "select *…