Questions tagged as 'javascript'

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Problems connecting Node.js with Oracle database

How about? colleagues, I ask for your support to be able to connect JavaScript or Node.js to an Oracle database, I have read several docs for example ( link ) which has helped a lot but not enough, I am currently in the following problem....
asked by 25.07.2018 / 06:07
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How to obtain data from a user with firebase and react JS?

My question is as follows, how can I get just one name from the database since it is throwing me more than one name example of how it looks Now I just want to get the name of the login ID and not both I attach the code I'm using...
asked by 26.07.2018 / 13:35
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Use of HttpClient in angular

I have a problem: This is my service code import { Injectable } from '@angular/core'; import { HttpClient } from '@angular/common/http'; import { HttpErrorResponse } from '@angular/common/http'; @Injectable() export class PhonesService {...
asked by 26.07.2018 / 06:46
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Save latitude and longitude for a certain time

I have this code where I save data in firebase let options = { frequency: 3000, enableHighAccuracy: true }; let markes = []; this.watch = this.geolocation.watchPosition(options).filter((p: any) => p.code...
asked by 27.07.2018 / 00:42
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Capture current class in a variable

I'm trying to capture the value of a class tag in a variable so I can use it in a js, the problem is that the state of this class is changing, and I need to capture the value I have at the moment I'm trying to use var x = document.g...
asked by 24.07.2018 / 20:33
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Google My Maps Iframe

I have a map with several tourist sites and the design of Google My Maps is perfect for what I need, but is there another way to include this Google My Maps map on a web page that is not for iframe? For example with the Google maps API?  ...
asked by 24.07.2018 / 19:37
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The property 'addEventListener' can not be read with a null submit

I'm doing a list in javascript and html, I can not solve the error. var formPeliculas = document.querySelector("#formularioP"); formPeliculas.addEventListener('submit', function(){ var input = document.querySelector("#addmovie").value;...
asked by 24.07.2018 / 21:32
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Authentication error with VueJS and Firebase

I have an error that is happening to me when authenticating with VueJS and Firebase. It is a simple application that when authenticating, should redirect me to the profile of the user and show me the data of it. But sometimes it shows me the dat...
asked by 24.07.2018 / 20:40
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How to pass component data to other components [duplicate]

I am developing a project in angular, in which I upload a file in json formats and show it in a table. Until now I have three components that are: UploadComponent TableComponent TableDetalleComponent My question is how from UploadCo...
asked by 24.07.2018 / 19:38
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how to apply validations in datetimepicker?

I have two date fields, <div class="form-group"> <div class="input-group date" id="datetimepicker1"> <input id="fechInicio" name="fechInicio" class="form-control" type="text"/> <span class="input-group-addon...
asked by 02.08.2018 / 20:07