I want to drop some mongodb collections, but that's an asynchronous task. The code will be:  var mongoose = require('mongoose');  mongoose.connect('mongo://localhost/xxx');  var conn = mongoose.connection;  ['aaa','b...
I'm using the Node.JS driver for MongoDB, and I'd like to perform a synchronous query, like such:  function getAThing() {     var db = new mongo.Db("mydatabase", server, {});      db.open(function(err, db)     {         db.authentic...
Are event handlers executed synchronously or asynchronously in JavaScript? Here is JS bin which is showing that event handler is executed synchronously.  Code:  $('#toclick').bind('custom', function() {     for (var i=0; i<100000;...
I want to do a for each loop but have it run synchronously. Each iteration of the loop will do an http.get call and that will return json for it to insert the values into a database. The problem is that the for loop runs asynchronously and that cause...
According to xhr specs async: false is deprecated and modern user agents should start to warn about or even to throw exception.     Synchronous XMLHttpRequest outside of workers is in the process of being removed from the web platform as it has detri...
I have two functions.  I call trendyolStocksUpdate() function several times with a loop inside syncTrendyolOFFStocks() function.  I used async/await but trendyolStocksUpdate() function is not called sequentially. It runs simultaneously.   What is wro...
I am facing a problem with Node.js (v0.12.7). I am writing an application that must be stopped somewhere and wait for a result from a query to database and then what it is doing.  And the problem is not as trivial as using async (series, etc ...). I...
I have an array of promises that I would like to call in parallel, but resolve synchronously.  I made this bit of code to do the required task, however, I needed to create my own object QueryablePromise to wrap the native Promise that I can synchrono...
Consider:  var globalvar;  function viewyearmain() {   db.transaction(function (tx)    {     tx.executeSql('SELECT * FROM BUDGET WHERE holdingtype="month"', [], function (tx, results)      {        var len = results.rows.length;...
I'm building a system in Node.js that is supposed to find all files in an array of folders, stat them, and then do some additional work using that information.  I'm using fs.readdir() to get all the files synchronously from each of the folder...

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