CORS-enabled server not denying requests

CORS configuration on its own isn’t going to cause a server to deny requests. You can’t cause server-side blocking of requests just through CORS configuration. The only thing servers do differently when you configure CORS support is just to send the Access-Control-Allow-Origin response header and other CORS response headers. That’s it. Actual enforcement of cross-origin … Read more

Error: getaddrinfo ENOTFOUND in nodejs for get call

getaddrinfo ENOTFOUND means client was not able to connect to given address. Please try specifying host without http: var optionsget = { host : ‘localhost’, port : 3010, path : ‘/quote/random’, // the rest of the url with parameters if needed method : ‘GET’ // do GET }; Regarding learning resources, you won’t go wrong … Read more

mongoError: Topology was destroyed

It seems to mean your node server’s connection to your MongoDB instance was interrupted while it was trying to write to it. Take a look at the Mongo source code that generates that error Mongos.prototype.insert = function(ns, ops, options, callback) { if(typeof options == ‘function’) callback = options, options = {}; if(this.s.state == DESTROYED) return … Read more