Posts by Luiz Ricardo Cardoso • 173 points
14 posts
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0
votes2
answers913
viewsQ: Sort data by date in Firebase
I would like to sort the data returned from Firebase by Due Date, at the moment I am doing as follows: this.Collection = document.collection('values', ref => ref.orderBy('data_vencimento')); But…
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votes1
answer652
viewsQ: How to use a Webhook in Angular?
I have never used any communication with Webhook, at the moment I am receiving communication from API Moip Signatures, when a new subscriber is registered I receive a JSON with the event and…
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answers321
viewsQ: How to use Ngrok correctly with Angular-cli?
Is there any right way to use Ngrok with Angular? I’m trying to tunnel to my application that runs on localhost, creating a random web (URL) to make available on the internet, so I can perform the…
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votes0
answers170
viewsQ: Fields with mask in Angular forms
Does anyone know anything that I can validate very dynamically forms in Angular? I have a form in an Angular application that I created using Bootstrap that I need to validate many items such as…
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votes1
answer536
viewsQ: Create Angular and Firebase reports
What to use to create reports with Angular and Firebase? I have an application in the area of health with Angular and Firebase, I’m coming in the part of system reports and would like alternatives…
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votes1
answer85
viewsQ: View in ngModel Firestore return
How to view data returned from the Firestore in an Angular ngModel directive? I would like to take the data that is returned from the Firestore and display in an Angular ngModel directive,…
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votes1
answer651
viewsQ: How to compile a list with data from an Observable?
How to go through data from an Observable and insert into a list? I would like to compile a list of all the arrays within Observable that comes from Cloud Firestore, because I need a list of people…
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votes1
answer636
viewsQ: How to filter an Observable?
How to filter a Observable returned from Cloud Firestore? export interface Pessoa { nome: string; cidade: string; telefone: string; } pessoaList: Observable<Pessoa[]>; I have the method below…
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votes1
answer249
viewsQ: How to set a timeout for a particular action in Java?
I would like to set a timeout for a particular action on JSP pages, which should work with the following conditions below: When I click a button for example "Travel", the page should somehow save…
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votes1
answer888
viewsQ: How to open a JSP within a JSP through a Servlet?
I am using a Script but I am not using Servlet to do the desired action within my page index.jsp, the goal is not to use this Script below to open a JSP file inside my home page index.jsp.…
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votes1
answer176
viewsQ: Why does my Drivermanager return null Pointer?
Postgresql 9.4 I execute my class Noticias(). Within the method public static void main() class Noticias() a method is called getConexao(); When I execute pagecontroller?=p=noticias in the browser…
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votes1
answer8135
viewsQ: Ways to get bank values with Resultset
Ways to get values from the Java database (JDBC). public static Connection getConnection(){ /* 1. Faz a conexao com a base de dados */ /* 2. Retorna qual banco ira trabalhar */ Connection…
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votes3
answers1630
viewsQ: Mount a single string with multiple strings from a Java Arraylist
How can I take several Strings of an Arraylist in a simplified way and join in only one String type variable? I’m new to Java and I’m having difficulty completing this change in a simplified way,…
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votes2
answers1505
viewsQ: Object of a class in another Java class
Hello, There is possibility of having the class Object you instanced in the instantiated class? Ex.: (Incorrect syntax, just an assumption) public class Classe2 { // Metodos e vetores da classe }…