Questions tagged as 'javascript'

Tagged questions
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do not delete the image on the canvas

Hello, good morning. I have a still image on the canvas and some buttons to draw or delete what was drawn, but I have a problem: when I use the delete button it deletes everything (including the image) and I would like to delete only what was dr...
asked by 10.09.2018 / 15:27
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Error Can not GET /index.html Node JS

I think the problem is in assigning routes, which I tried to do but with no success.     
asked by 20.10.2018 / 21:21
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How to make multiple HTTP requests within a loop with JS

What I am trying to do is: I need to send a request where an ID should be returned, once I retrieve this ID, I trigger another request that finally registers the data on the server. This processing must be done in a repetition structure that ite...
asked by 20.10.2018 / 22:27
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ERROR firebase - Uncaught ReferenceError: firebase is not defined

Good evening, gentlemen, I am creating a simmple form in javascript and html persisting in firebase, but this firebase error appears - Uncaught ReferenceError: firebase is not defined. I searched in several places and all the codes that appear a...
asked by 15.09.2018 / 05:33
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Draggale Drop an object over an Image

Well, I'm trying to use the jQuery Drag feature and I'm having 2 difficulties ... The first one is that my object is disappearing .. the "CLONE" feature that Draggable has does not actually clone .. and the second problem is that my object is...
asked by 15.09.2018 / 02:09
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Change variable and save it by AsyncStorage

I am developing an APP that contains several texts, so the font size of the texts are imported from a single variable. I'm trying to add an option to leave the font larger, and save the font size chosen, but, I'm not getting it. Follow the c...
asked by 13.09.2018 / 01:37
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Errors with pagination and table filter in js

I found some practical errors running my code and I do not know how to fix it. Here is the code below: <div id="divConteudo"> <?php $con_string = "host='***' port=5432 dbname='***' user='***' password='***'"; $conn = pg_connec...
asked by 13.09.2018 / 14:24
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Combo box JQuery z-index

I'm using the combo combo box. But I'm having an error that causes the combo to be behind the content from below. I am from yesterday looking for stories and forums to solve this problem. I already used the z-index, display and position. I'm a...
asked by 13.09.2018 / 16:47
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How to send data to a modal in Ionic 3 of a Storage?

I have a list and a registration. Cadastro is a modal and works well: The Register View: <ion-header> <ion-navbar color="dark"> <ion-title>Adiciona Sessão</ion-title> </ion-navbar> </ion-he...
asked by 06.09.2018 / 21:07
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Doubt with SweetAlert, can not send more than 1 file

I have a code that will send files to be recorded, at the moment I can only record 1 file, the rest does not come, thanks for the help! <script> swal({ input: 'file', inputAttributes:...
asked by 06.09.2018 / 21:18