Questions tagged as 'javascript'

Tagged questions
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How to detect if the user is accessing by a webview app

Hello, I created a webview app for my site because it is 100% responsive and adapts well on mobile devices, but in my menu there is a link for you to download this application, I would like to know how I can identify a webview access since I want...
asked by 29.07.2018 / 02:10
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MaxInstallmentNoInterest method of PagSeguro

Good evening, I have a big question. The maxInstallmentNoInterest method in the javascript call returns: 12 interest-free values, which when calculating the parcel does not equal the total value of amount . For example, the total...
asked by 24.07.2018 / 03:02
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What system does twitter use to hide the source code?

If you open the source page of any Twitter page, you can see that it does not show the content of that page and no external css or js link appears on it. Does anyone know what system they did this and / or some method similar to this?     
asked by 24.07.2018 / 11:36
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Pass data to a modal with PHP and Ajax

I am creating a system and at a certain time the user can register the measurements of a person. To do so, I would like to redeem the ID and Name in the people table, so they are displayed in the modal, but I'm not having success, even trying in...
asked by 24.07.2018 / 20:59
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Is it possible to resolve the error In 'Access-Control-Allow-Origin' on the front end?

Personally I need to consume a third-party API with Javascript, I do not have access to release the CORs in the API .. and this error is appearing as I can solve? I have the following request using the axios: obs: When I make the request in post...
asked by 25.07.2018 / 01:02
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Search module optimized for nodeJS and sequelize

I am looking for a search module to integrate into my application to perform database queries for a 'Help Center' system. As I'm using Sequelize, you should have some module in the NPM repository that is integrated with this application for e...
asked by 30.07.2018 / 23:39
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Use promise in uploading files in Angular and Node.js

Good afternoon guys, I have a registration form in homologation, but when I upload an image and a pdf file at first my request returns me that I did not fill in all the data, but then this request returns me that the user has been registered....
asked by 30.07.2018 / 22:01
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Datatable I can not get a return

Well I do not know the way to do it, but I need to get the data from when I click on the Datatable to populate a previous screen. This screen opens through a Dialog, I select which one I want to open the registry and popularize the data in anothe...
asked by 31.07.2018 / 00:47
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Can you generate a thumbnail through an image received by URL?

I have multiple image URLs, and I wanted to know if there's any way I could get them to high resolution by img.src = URL_DA_FOTO_ALTA , turn it into a 64x64 thumbnail, for example, then save them to the bank.     
asked by 30.07.2018 / 20:36
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in the constructor of a promise the parameters resolve, reject are the native javascript functions?

In the case of a promise solver / reject are native javascript functions or common variables that promise to feed with some value?     
asked by 06.08.2018 / 14:45