What is the best way to alert the user if there is a loss of Internet connection or if the server goes offline, causing live sync to stop?
var localdb = new PouchDB('localdb');
var remotedb = new PouchDB('http://localhost:5984/xyz');
localdb.replicate.to(remotedb, {live: true});
localdb.replicate.from(remotedb, {live: true});
After figuring it out on a chat with colleagues, if anyone is interested, the crucial line was db.replicate(...).on('error').
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I am attempting to transfer specific values from a form to PayPal once the form is submitted. Below is the code for my form: <script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script> <form class="form-horizo ...
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After initially coding in jQuery + AJAX, I attempted to rewrite it in vanilla JavaScript. However, the code is not functioning as expected now. Can someone help me identify the mistake causing nothing to display when I run it through the server? I have che ...
What is the unique ability of jQuery that allows JavaScript code inside script tags in an AJAX response to be executed? In the absence of jQuery AJAX, using eval() has been a common method to achieve this functionality as discussed in posts such as: Cal ...
In my application using the express framework, I have the following code in my app.js file: var express = require('express'); var app = module.exports = express(); var config = require('./config.js')(app, express); // Including ...
I am currently working on a web application that requires users to enter capital letters. However, I want to restrict them from using the right shift key for certain keys like a, s, d, f and the left shift key for h, j, k, l in order to detect whether they ...
I have encountered a problem with my authentication node.js app that I haven't been able to solve despite researching similar questions and trying various solutions. My application consists of a front end in react-native and a MongoDB database, and I ...
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When selecting "First Year" in the initial drop-down menu, the options "Sem1" and "Sem2" should be displayed in the second drop-down menu. Similarly, when choosing "Second Year" in the first drop-down menu, the choices "Sem3" and "Sem4" should appear in th ...