Questions tagged as 'javascript'

Tagged questions
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How to validate the following month by means of periodicity?

I have 3 selects the first select I choose the periodicity that I bring from a table can be bimonthly or biannual the second select I have the months also brought from a table and the third select same contains the months but it is only readonly...
asked by 02.08.2018 / 17:59
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Run only once the valueChanges () function within a promise

I have the following function that returns the data stored in cloud firestore, verifica_en_firebase(nombre: string) { return new Promise((resolve, reject) => { this.doc = this.db.doc('/usuarios/${nombre}') .valueChanges().subscribe...
asked by 02.08.2018 / 17:27
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IONIC 3-4 HTTP HEADERT

I'm doing a GET request with header, which has basic Auth, I'm getting the following error link it seems that it is not sent let token = "Basic ************="; let headers = new HttpHeaders({ "Content-Type": "application/js...
asked by 02.08.2018 / 18:10
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the cache is deleted when I add a new one in department and in kinship that I can do

<script> todos_municipios=null; $(document).ready(function(){ //console.log('here'); todas_ciudades = {!! $ciudades->toJson() !!}; $(document).on('change','.depto',function(val...
asked by 02.08.2018 / 17:43
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how to extract data from a JavaScript array and insert them into a PHP query one by one in different inserts

Good day programmers I have a doubt I would like you to help me with something I have the stored value of quantity that I store it within cantid = []; and then those data with a json I take them to a query in PHP the values that are not fixes ar...
asked by 02.08.2018 / 16:34
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Create new Javascript firebase node

Hello Good afternoon, you can help me with the following question: I create a new node, but the parent node creates it to me randomly and I do not want it to be that way, I want to give it the name of the parent node. That name is pu...
asked by 30.07.2018 / 15:53
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scrollbar always starts at the top

The idea is to make that when the web page loads always this in the top of the page, for some reason it depends on the browser it leaves displaced a little downwards. I am only using bootstrap 4, I have tried several times to change the CSS putt...
asked by 31.07.2018 / 21:56
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the javascript parameter is not recognized by the php query

function prueba(){ var prueba=2; // var usu=document.getElementById("usu").innerHTML; $.getJSON("json/ingresar.php", {prueba:prueba}, function(resulta){ var valor = JSON.stringify(resulta); valor2 = JSON.parse(valor);...
asked by 02.08.2018 / 14:06
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I can not display the elements of in my vaddin-grid

I'm using vaadin-grid, where I have to show a list that is stored in statusReservedList , but it does not show anything even though the results of the fix are in the console, some idea to see what the problem is, thanks . <vaadin-grid...
asked by 02.08.2018 / 12:00
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Proxy problem created with nodejs

I am creating a web proxy with nodejs and I have a problem. This is the index of the view: <!DOCTYPE html> <html lang="en" dir="ltr"> <head> <meta charset="utf-8"> <title>Hola</title> </head&...
asked by 25.08.2018 / 20:37