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No Puppeteer through Node js

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rosemadder last edited by

No Puppeteer through Node js. Starting. npm i puppeteer♪ Depends on that moment.
When I press Ctrl+C, it's out.
I don't know what a mistake is. Other libraries, like request ♪ express - set.
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chanisef last edited by

I solved the problem by setting it through. yarn♪ It's been a long wait, but it's fixed and working.
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Node.js in heroku (procfile error)
Software Programming • node.js reactjs webpack heroku • • irl

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Wait, why do you want a babel-node on the sale if your collector (vimally webpack) has to start over the project, for example, in the dist folder you already need to put on heroku. Here's one of my projects. Not exactly what you need, but I think you'll understand. Webcast fragment entry: './client/src/index.ts', devtool: 'source-map', mode: 'development', output: { path: path.resolve(__dirname, 'dist'), publicPath: '/', filename: 'project.bundle.js' },entry: './client/src/index.ts', devtool: 'source-map', mode: 'development', output: { path: path.resolve(__dirname, 'dist'), publicPath: '/', filename: 'project.bundle.js' }, Here's Procfile heroku. web: cp -r client/assets dist/assets/ && cp -r client/vendor dist/vendor/ && node .
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npm install error node-sass postinstall: `node scripts/build.js`
Software Programming • node.js npm • • Saumya

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Thank you, it helped the next one-- https://riptutorial.com/ru/node-js/example/4578/%D0%B8%D1%81%D0%BF%D0%BE%D0%BB%D1%8C%D0%B7%D0%BE%D0%B2%D0%B0%D0%BD%D0%B8%D0%B5-node-version-manager--nvm- I've got a "non-confidential" version of the node (in my case, 11.♪and it's all earned. It was also necessary to find an appropriate version of node-sass.
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Node.js server errors
Software Programming • javascript node.js npm cerver • • zymir

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From README to your project:And don't forget that there's no server here, there's the original files that should be placed in the root of your local server.Therefore, in order to launch this annex, some web server should be installed first, for example:In the project catalogue, do the team. npm init♪ All the pigs that this team's gonna put on, just push Enter.Set up a web server https://www.npmjs.com/package/lite-server : npm install lite-server --save-dev♪If you haven't done it, let's go. bower install♪Read the file. package.jsonadded "scripts" cricket start:"scripts": { "test": "echo \"Error: no test specified\" && exit 1", "start": "npm run lite", "lite": "lite-server" }, Now you can start: npm start♪
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Timing attack - Is safe to check if strings have the same length?
Security, Penetration Testing • php node.js web application timing attack • • simrah

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You are correct this implementation of constant-time string comparison will leak information about the length of some string that is being compared against an attacker controlled string. However, if this is checking strings for authentication purposes, you never should be comparing raw strings. You would first hash (preferably with a salted key-stretched hashing function like bcrypt or PBKDF2) the entered password with the salt taken from the database and compare against the hashed password from the database. In such a scenario where a password login could potentially work, the lengths of the compared hashes will always be identical (regardless of what string the attacker enters). Now, there may be scenarios where the lengths aren't identical; e.g., maybe you used to use sha256crypt but decided to migrate user hashes to bcrypt. So you explicitly check whether the user-entered password works against either hash which have different lengths, and there's no vulnerability if different lengthed hashes fail quickly. (Obviously it makes more sense to use an identifier to track the hashing algorithm you used). Or you use client side code to hash first and then transmit the hash and the attacker tweaks the sent hash length. If they send an incorrect length, there's no problem to fail quickly (it's not like the correct hash length is a secret). You do have to be careful about writing code like the following python code: def bad_constant_time_str_compare(str1, str2): ret_val = 0 for c1, c2 in zip(str1, str2): ret_val |= ord(c1) ^ ord(c2) return ret_val == 0 which seems like it should work, until you recognize that bad_constant_time_str_compare('hello', 'h') returns True because of how zip works (stopping at the length of the shortest string). You could fix this with say: def better_constant_time_str_compare(str1, str2): ret_val = 0 for c1, c2 in zip(str1, str2): ret_val |= ord(c1) ^ ord(c2) return ret_val == 0 and len(str1) == len(str2) but if you think about it, it is still vulnerable to timing attacks leaking the length of the string. Finally, you should recognize that constant time string comparison in principle leaks information about the length of the two strings being compared -- the running time will be proportional to the number of comparisons run. You could try to mask that (e.g., add random wait time), but in principle any secure system will not be weakened in any practical way by knowing the length of the strings being compared.
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Choice of mass from mongo db
Software Programming • node.js mongodb mongoose • • jules

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I was able to get the data:db.budgets.find({"_id": ObjectId("5a27d2ee8593b81794eaa626")}, { "categories": { $elemMatch: { "_id": ObjectId("5a29087faa42ea1862dd8ebb") } } })
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TypeError error: The super constructor to `inherits` must have a prototype
Software Programming • javascript node.js • • authera

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The mistake arises from the second argument you feed. https://nodejs.org/docs/latest/api/util.html#util_util_inherits_constructor_superconstructor You have no prototype. See what you have in the variable. ParentBot♪ I'm tellin' you have to take over.var ParentBot = require('steam-parentbot'); writevar ParentBot = require('steam-parentbot').ParentBot;
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How do you change Windows 10 using cmd or PowerShell?
Software Programming • node.js cmd windows 10 powershell bat • • tahishae

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Change of color is possible only from the Registry, I wouldn't recommend playing with it. You can write in any language you know. There's a color line for Windows:HKEY_CURRENT_USER\Control Panel\Colors HKEY_CURRENT_USER\Control Panel\Desktop\Colors To come in and see your flower pattern press the combination. Windows+R, insert in the window-operated commandu regedit And press "OK." Next up on the tree list, you can find these constructions.
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Transmission of data to node.js
Software Programming • javascript node.js • • rielyn

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Don't fool the man's head, the sockets are only necessary for a dopplex connection between the client and the server. For standard data interchange, node modules are used at http or express.js. (Second based on first, but more powerful, operational) are examples. http://expressjs.com/ru/guide/routing.html :var express = require('express') The idea is, by turning to site through the browser, just getting the right address, for example. http://localhost:3000/ (if on the wheel) or http://yoursite.com/ If the site is on the hosting site, you're sending a GET request to your server, it can be processed by a router like this: app.get('/', function (req, res) { res.send('Hello World!'); }); Instead of Hello World, you can send HTML a page, for example. The rest of the website, for example, are also being implemented. http://yoursite.com/page/ : app.get('/page', function (req, res) { res.send('Another page!'); }); If we want a browser. send the data. We're sending a standard form to a button, for example, or AJAX POST.<script> $("submit").click(function(){ jQuery.ajax({ type: 'POST', data: 'name=vasya', success: function (resp) { alert(resp); }, error: function (xhr, str) { alert('Возникла ошибка: ' + xhr.responseCode); } }); }) </script> This code needs to be put on a page with which we'll send data to the server. Then the server needs to write this request. To this end, we'll connect the request password module:var bodyParser = require('body-parser') // parse application/x-www-form-urlencoded app.use(bodyParser.urlencoded({ extended: false })) And now we're going to work them through express:app.post('/', function(req, res) { var name = req.body.name, res.send('Your name is ' + name); });
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The Node insert. JS and Express with problem
Software Programming • mysql sql databank express node. js • • obi

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The first problem occurs that the type of body that you are using in Postman It's wrong. Use x-www-form-urlencoded: Checking the code you made available in your repository, I suggest the following changes:No server.js:const express = require('express'); const app = express(); const bodyParser = require('body-parser'); const db = require('./app/config/db.config.js'); const customer = require('./app/route/customer.route'); // force: true will drop the table if it already exists db.sequelize.sync({force: true}).then(() => { console.log('Drop and Resync with { force: true }'); }); app.use(bodyParser.json()); app.use(bodyParser.urlencoded({ extended: false })); // Registra a rota /api/customer para as rotas descritas em ./app/route/customer.route.js app.use('/api/customers', customer); // Create a Server var server = app.listen(3000, function () { var host = server.address().address var port = server.address().port console.log("App listening at http://%s:%s", host, port) }); The route file will be as follows (app/route/customer.route.jsconst customer = require('../controller/customer.controller'); const express = require('express'); const router = express.Router(); router.post('/', customer.create); module.exports = router; In turn controller (app/controller/customer.controller.jsconst db = require('../config/db.config.js'); const Customer = db.customers; async function create(req, res) { try { req.send(await _save(req.body)); } catch(e) { res.status(500).send(e); } } async function _save(customer) { return Customer.create({ firstname: customer.firstname, lastname: customer.lastname, age: customer.age }); } module.exports = { create }
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Request API with JavaScript
Software Programming • javascript node.js api web servic languagee web sc languageraping • • kalena

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Substitute var request = new XMLHttpRequest(); request.open('GET', 'https://ghibliapi.herokuapp.com/films', true); request.onload = function() { By fetch('url da api', { headers:{ //seus headers } }) .then(retorno =>{ //faz sua tratativa do retorno aqui. }) .catch(error => console.log(error)) Where is the log console you can do its function with all the rest.Enjoy and read in fetch documentation https://developer.mozilla.org/pt-BR/docs/Web/API/Fetch_API/Using_Fetch
Is there something like that in node.js?
Software Programming • javascript node.js input • • inna

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If there is a need for direct interaction in the form of dialogue through console , as an option to start an annex with arguments (e.g. node test.js hello=world) and, at the beginning of the annex, read the parameters and maintain the parametersconst readline = require('readline'); const rl = readline.createInterface({ input: process.stdin, output: process.stdout }); let GlobalAnswer = 'nothing'; rl.question('What do you think of Node.js? ', (answer) => { if (!answer) { answer = GlobalAnswer; } // TODO: Log the answer in a database console.log(Thank you for your valuable feedback: ${answer}); rl.close(); });
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How do you add a npm team to the ubuntu loading?
Software Programming • linux ubuntu npm cron • • jonetta

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The truckloading file is here: ~/.config/autostart♪ You need to create an desktop file with some of the contents:[Desktop Entry] Name=NPM Start Comment=Start NPM Exec=./script.sh Path=~/path/to/script/ Terminal=false (или true) Before you add it to the car, try to launch it. xdg-open file.desktopto check whether there are errors (e.g. in the tracks).
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Errors caused by node.js
Software Programming • c sharp node.js • • emran

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Console.SetCursorPositionIf there is no consoleIOExceptionSlow This is "if you build as a Windows application", but it is probably this state if you start from node.jsIOExceptionis thrown and the error is outputException.ToString()It seems that it has failed.HOMEConsoleIt is better to control whether or not to operate with the command line argument.
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A memory leak?
Software Programming • node.js memory leaks • • kalena

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If heapUsed doesn't grow, there's probably no leak.
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Prioritize operations in node.js
Software Programming • node.js • • Amritpal

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The key phrase in your question is, "Wait registration for 40 seconds." Try to figure out why. You obviously have architectural problems. Try reading the story about how Event Loop works in the night.Answering the question, no, you can't do that. Shortly speaking, all night surgery is in line, and these turns are a few - first the time of the timers, then the IO of the operation, then the main js, etc.

No Puppeteer through Node js

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