I presume you have a basic understanding of the model-controler-view paradigm, a basic understanding of Laravel and a basic understanding of JavaScript and JQuery (which I will use for reasons of simplicity). We will create an edit field and a button which posts to the server. (This works for all versions from Laravel 5.0 to … Read more
I solved the Access-Control-Allow-Origin error modifying the dataType parameter to dataType:’jsonp’ and adding a crossDomain:true
I solved the Access-Control-Allow-Origin error modifying the dataType parameter to dataType:’jsonp’ and adding a crossDomain:true
A good reason is for security – this can prevent CSRF attacks because this header cannot be added to the AJAX request cross domain without the consent of the server via CORS. Only the following headers are allowed across origins: Accept Accept-Language Content-Language Last-Event-ID Content-Type any others cause a “pre-flight” request to be issued in CORS supported browsers. … Read more
Your request should be to the server, NOT the server.js file which instantiates it. So, the request should look something like this: xmlhttp.open(“GET”,”http://localhost:8001/”, true); Also, you are trying to serve the front-end (index.html) AND serve AJAX requests at the same URI. To accomplish this, you are going to have to introduce logic to your server.js that will … Read more
status is 0 when your html file containing the script is opened in the browser via the file scheme. Make sure to place the files in your server (apache or tomcat whatever) and then open it via http protocol in the browser. (i.e. http://localhost/myfile.html) This is the solution.
I am trying to get the source code of HTML by using an XMLHttpRequest with a URL. How can I do that? I am new to programming and I am not too sure how can I do it without jQuery.
I did a bit more digging into the Postman code that was able to run successfully and got the correct answer from that. Here’s the code I used to correctly run the API and pass the information cross-domain.
No, JavaScript can not directly connect to MySQL. But you can mix JS with PHP to do so. JavaScript is a client-side language and your MySQL database is going to be running on a server
Is your website also on the oxfordlearnersdictionaries.com domain? or your trying to make a call to a domain and the same origin policy is blocking you? Unless you have permission to set header via CORS on the oxfordlearnersdictionaries.com domain you may want to look for another approach.