Questions tagged as 'node.js'

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error when trying to execute npm commands in the terminal

I'm trying to use the node's nmp command to work with laravel, but I get the following error; Pc1@Fund-Sala2-pc1 MINGW64 /c/Laravel/teste $ npm install && npm run dev npm WARN deprecated [email protected]: Browserslist 2 could fail o...
asked by 07.12.2018 / 19:10
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Optimization Genetic Algorithm - Node.Js

I'm transcribing a Java genetic algorithm for JavaScript (Node.Js), but I'm having memory and optimization problem. Problem Context: This is an algorithm in which the company where I work is trying to implement. The problem is that the algori...
asked by 22.12.2018 / 19:52
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Generating PDF from a Phantom Web Page

I'm developing in Node an application where I have an html page, which I fill in with bank data and then I need to save this page in PDF. I'm trying to use Phatom, I've tried following several tutorials, but when I pass the page URL it saves the...
asked by 05.12.2018 / 18:01
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Insert multiple records into MySQL using NODEJS

How do I add multiple records at once in MySQL by passing an array of, for example, products? HTTP-POST request, where products is an array with an x number of products. FRONT-END addProduct(products: any): Observable<any> { ret...
asked by 04.12.2018 / 16:51
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Error connecting to Firebird database with NodeJS

I'm trying to connect to a Firebird test bench with NodeJS, and I'm using the package node-firebird link here , and I'm having the following error when trying to connect.    Error node index.js Error: Connection is closed. at e...
asked by 05.12.2018 / 00:01
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Url query Reach Route - React

I have the following problem: I have an API in node.js that returns me id and name of products and supermarkets When I do a get in / supermarkets passing via url params /:idSupermercado I can get this parameter in the component by t...
asked by 05.12.2018 / 12:48
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Doubt with subdomain express vhost

How can I have vhost with extension? for example HowItried:app.use(vhost('api.*/portfolio',portfolioRouter));app.use(vhost('api.**/portfolio',portfolioRouter));Butitdidnotwork.Iwonderifthisispossible,andifthat'show?TheAPIisworkingcorrectly.I...
asked by 03.12.2018 / 18:28
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How to make a voteban Discord.js

I did this command for my discord bot, the idea is to make a voteban, but I can not do it. I need the bot to count for 30 seconds and if the number of reactions in favor is greater than the number of reactions against, the user will be banned...
asked by 07.12.2018 / 01:53
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Does not run server.js

You are giving this error after npm run dev (I already installed the mongo and the npm models you need)    npm ERR! missing script: dev       npm ERR! A complete log of this run can be found in:   npm ERR! C: \ Users \ Getin-sds \ App...
asked by 29.11.2018 / 21:02
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Authentication of API's using Node.js

I'm developing an API and a question about user authentication has come up. I currently use the Json Web Token (JWT) to perform authentication. In summary, when the user logs in to the tool, it receives a token generated by JWT and this token...
asked by 28.11.2018 / 14:04