Questions tagged as 'javascript'

Tagged questions
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Twilio's requirement is not defined error

I try to use Twilio in a file .js , in some labels <script> I have: var twilio = require('twilio'); var client = new twilio.RestClient('######', '#####'); client.sms.messages.create({ to:'#######', from:'#####...
asked by 31.03.2017 / 22:26
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Error changing permissions - Tinymce: Responsive FileManager

Apparently, I have ResponsiveFilemanager well integrated with TinyMCE , but when changing the permissions of files and directories, an error is generated, and it does not show the corresponding message that would be something like: You do not...
asked by 01.04.2017 / 04:08
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Error to apply event onmouse over on image [closed]

Hello, I need help to apply an effect of this web: When we pass the mouse over an image (bottle), the enlarged image appears on the left, see:  [ link I can not perform the effect on myweb when the mouse is hovered over an image and it comes...
asked by 10.05.2017 / 19:45
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Solution to error when generating an alert with javascript? error: valida_estudiante is not defined at HTMLInputElement.onclick

function valida_estudiante(){ if ( document.getElementById("idest").value==0 ) { alert("Digite el id del estudiante"); document.getElementById("idest").focus(); return false; } if ( document.getElementById("nombre").value==0...
asked by 11.05.2017 / 02:14
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JSON HTML Help

What am I doing wrong with the following code that is not displayed in HTML? When I modify it and the page is HTTP, it works perfect, but when using an HTTPS web, it does not show anything. <script type = "text/javascript" language = "j...
asked by 18.04.2017 / 21:55
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Modify property of Json object with its name as argument of a function

I want to create a function that modifies the value of a property by its name that it receives as an argument of type string let Personas = [ {nombre: 'Juan', apellido: 'Perez'}, {nombre: 'Maria', apellido: 'Gonzales'},...
asked by 26.04.2017 / 17:54
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events play () and pause () Jquery

watching tutorials to practice perform xylophone (musical instrument) and create a couple of buttons that reproduce a rhythm with certain notes. My problem is that if I click one of the btn to play a rhythm and immediately I give another btn...
asked by 26.04.2017 / 20:11
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difference between .classList and .class

This code is a progress-step so that it remains marked I am eliminating the class btn-default and inserting the class btn-primary but when I add the class because it shows me undefined? and when I use .class="btn-primary" it shows me the name of...
asked by 06.03.2017 / 20:24
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Chart.js Uncaught ReferenceError: require is not defined

I want to do some tests with the library chart.js, I add the library manually to my project (without using bower). I consulted this question in the English forum but currently there is not the dist folder in the download of github...
asked by 13.03.2017 / 10:18
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How to identify Shiny elements with javascript

Hi, I'm trying to put together a shiny application and add javascript. After spending hours researching the web I give up, I have not the remotest idea of how javascript works with R. I do not understand how I can communicate between elements of...
asked by 08.03.2017 / 11:09