Questions tagged [ajax]

AJAX (Asynchronous Javascript And XML) is a popular technique for creating interactive websites, allowing web content to be updated asynchronously by exchanging small amounts of data with the server behind the scenes.

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3
votes
2answers
275 views

PHP blogging application with AJAX loading

I have been working on an online newspaper/blogging application with CodeIgniter 3.1.8 and Twitter Bootstrap 4. The latest feature added is lazy loading of posts. From the Static_model (...
2
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2answers
73 views

JS script fetching GitHub API for personal website

I've built a very simple personal website, everything is in a single file because it is very straightforward, but I think the JS script could be better structured. All it does is fetch some repos from ...
4
votes
2answers
2k views

Laravel 8 registration and login with user profiles

I am working on a Laravel application (Github repo) that requires user registration and login. Alter registration, the users can change their registration details (except password, for which there is ...
1
vote
1answer
36 views

Posting data via fetch and handling network errors

I've built a login panel, which will submit an email and password via fetch/POST. And I wanted to know the best way to handle network status errors? Reason being, as I want to inject error messages ...
1
vote
1answer
259 views

Newsletter Subscription Functionality in Codeigniter 3

I am working on a online newspaper/blogging application with CodeIgniter 3.1.8 and Twig. The application is meant to offer developers and designers the possibility to very easily turn their HTML ...
3
votes
2answers
78 views

Display of doctors by category, ajax

Apologies in advance for my english... We have a list of categories and a list of doctors, you need to output as follows: category1 item1 item2 item3 category2 item1 item2 item3 Here is what I ...
3
votes
2answers
181 views

A contact form with CodeIgniter and Twig

I am working on an online newspaper/blogging application with CodeIgniter 3.1.8 and Twig. I use the Twig template engine for the front-end views. I have put together this simple contact form which ...
3
votes
1answer
393 views

Make Pagination using Ajax with Jquery, PHP, History.pushState()

Finally after a few months of searching and learning AJAX with pagination PHP and History.pushState() I created AJAX PHP pagination. Test page 1. Ajax(index.php) ...
2
votes
1answer
31 views

Is there a way to consolidate Ajax dropdowns that filters data from MYSQLi database

I recently started a project which has a database of rail cars for a train simulator. Im trying to set up a way to filter the data based upon 4 categories "Car Type", "Road Name", &...
5
votes
1answer
642 views

AJAX with Vanilla Node.js/JavaScript – POST JSON without a form

I am new to node.js, ajax, and asynchronous code. I’ve pieced together a working way to exchange json between browser and server and am wondering if someone with more experience considers the approach ...
1
vote
2answers
111 views

Displaying filtered user data using Ajax and PHP

I want to get my code cleaner and more efficient. This code gets variables form a PHP file and filters it to show the selected user name, all available usergroups on a list box and the groups he is ...
4
votes
2answers
68 views

Filtering from a file to show information

I want to get my code cleanner and more efficient. This code gets variables form a PHP file and filters it to show the selected user name, all available usergroups on a list box and the groups he is ...
4
votes
1answer
29 views

Simple marker rendering

I am trying to render in a leaflet map that should render a single marker. I am building the JavaScript as follows. build the map an even listener for when the user opens the page where the map is ...
1
vote
2answers
163 views

Is this code written safe from attacks?

I have small question. I don't know much about JavaScript (jQuery) or AJAX and I don't know whether I'm doing it safe from XSS Attacks, SQL injection and that stuff. I think the PHP with MySQL would ...
3
votes
0answers
291 views

Dynamic dependent dropdown in jquery

I'm trying to create a dependent dynamic dropdown in jQuery, in which the number of dropdowns is not fixed. Let's say we've four provinces, each has cities, and each city has sections. Each section ...
3
votes
2answers
106 views

Getting data from database through Ajax post request

Is the method used below to get data from a database efficient and optimal? The data is in a MySQL database, and in my server I have a PHP file with the following code to return some information: <...
2
votes
2answers
83 views

Continually refresh game data using AJAX

I've been working with JavaScript and AJAX a lot in the past, and now I'm moving towards the backend and working with databases more. I want to update my game data in as close to real-time as possible ...
1
vote
0answers
32 views

Return new thymeleaf page from controller [closed]

0 I have a web app built using Spring boot and thymeleaf. I have used only the index page so far which has different models in it and it work just fine. Now I want to add a new page. By new page I ...
1
vote
1answer
1k views

My method of php ajax product filter with pagination

After a few weeks of searching and learning ajax, pagination php, product filter, I created ajax php product filter with pagination. 1. index.php ...
4
votes
2answers
103 views

Quickly throwing together a text-and-button-based client-server web game

With much of the world in lockdown at the moment, my friends and I wanted a way to play our favourite game, Celebrity, over video chat. This seemed like a fun coding project, so I put together a ...
1
vote
1answer
657 views

The most minimal way to retrieve live data using setInterval

I am writing a script that is supposed to retrieve some data from a MYSQL database but I need to make it happen live and after lots of research I learned that this thing can be done using something ...
1
vote
1answer
49 views

Display name and email fetched using JSON API when hovering

I'm learning AJAX JSON. I'm just testing how to pull the data. The idea is, when hovering over the number, it pulls the data and show the content for name and email. Number 1 is to show name and ...
3
votes
2answers
99 views

Health Test App, It Returns a Score Based on the Answers Given

Here is my parent component: App.vue. I was wondering what improvements I could make to the code here. Application Description This application was built off the Vue.js framework and utilizes a ...
2
votes
1answer
268 views

Loading KML files into leaflet Javascript map

This is working code for input KML files into leaflet map ...
4
votes
2answers
133 views

AJAX communication with pure JS and PHP

I'm looking for a good approach to AJAX communication using only pure JS and PHP. I would like it to be as safe as possible and compatible with most modern browsers and IE 10+. I did some research and ...
2
votes
0answers
1k views

Contact form with AJAX call and secured PHP with Google reCAPTCHA v3

here is a code of a simple contact form that I have created, I believe that the form is server-side protected against empty fields, header injections, CSRF, XSS, bots using 'Google reCAPTCHA v3' and ...
8
votes
2answers
245 views

Vanilla Javascript: Chained AJAX request

I'd be grateful for a review of my AJAX request. If I have taken the correct approach here and especially any security concerns! I am creating a Purchase Order system for my manager (as part of an ...
3
votes
1answer
76 views

Ajax function with a callback

I have Ajax function with a callback which fetches all the Patient data however I have some perfomance issues and trying to figure out what it might be, does anyone have idea? That's my Code ...
2
votes
1answer
58 views

Dynamically inserting html from external file and updating the database

I need some suggestions on how to approach this. I want to allow users to create sections of website. The code so far is working but since I am new to back-end I feel like there is better, more ...
4
votes
1answer
122 views

Pulling data from the GitHub API for user repositories

I'm looking for specific feedback on a major design change that I plan on making to my personal website (https://aleksandrhovhannisyan.github.io/). Currently, the Projects section contains hardcoded ...
3
votes
2answers
76 views

Shopping cart with Ajax

I build a cart for an ecommerce website, and I want to know if I did well. I want to record the changes in the DB and display the information from the DB to the customer. To be sure that what he sees ...
1
vote
1answer
37 views

Thoughts on using curly-brackets-less while loop with a try/catch? [closed]

I need to fetch data from an server that isn't always reliable and unfortunately fixing that is out of my hands. My team determined we would attempt the request up to 3 times. So I thought of using a ...
1
vote
0answers
85 views

Make Pagination using Ajax with Jquery, PHP [closed]

This is the first time that I have add (I mean, I try) Ajax with Jquery to PHP and Mysql (pagination). This is a link to the test page: testpage1 I think everything works, but is it done correctly? ...
0
votes
2answers
1k views

Asynchronous query to load products from laravel controller

The following code works fine. When a user clicks on an element, an AJAX request is made, which will return the query result. The results are being displayed in a view. I read many articles where ...
2
votes
1answer
248 views

Passing data to HTML template

How can I pass data from database to my HTML template without putting PHP code in my HTML file. Thanks. This is my controller ...
2
votes
0answers
69 views

multiple AJAX requests and multiple SetTimeout animations

I wrote a piece of code that included multiple AJAX requests and multiple SetTimeout animations. I want the code to perform better, especially the SetTimeout sections. which part of the code should ...
0
votes
1answer
400 views

Hotel Booking functionality - handling UTC dates & timezones

People here often ask to share as much code as possible. My app is just a sandbox, a typical freshly created AspNetCore + Angular template without much code. So please don't blame me - I provide ALL ...
3
votes
1answer
422 views

Edit button toggles modal and load data from PHP using AJAX and JQUERY

I've been working on an edit/update button that will toggle a modal that looks like this: Is there a better code for this JavaScript code that I made? ...
9
votes
2answers
188 views

Fetching movie data using jQuery

Requirements Display movie datas inside all tags that have the class movie_list Make an ajax call for fetching movie datas Fill loading text before fetch data If any error occurs during loading, the ...
0
votes
1answer
83 views

Updating values in a database

I'm using standard jQuery Ajax to update values in the database and reflect the result in an output. This repetition seems like bad practice and I don't know enough about jQuery to consolidate this ...
3
votes
1answer
560 views

PHP AJAX handler to fill an HTML table

I would like to know if this code follows recommended practices and standards for AJAX/PHP calls. Can this AJAX + PHP code be improved in terms of security, performance, etc.? ajax.js: ...
1
vote
0answers
512 views

Load more and filtering - WordPress AJAX

In my WordPress theme I have built a function that uses Isotope Layout by Metafizzy to accomplish filtering and sorting. I have used a mix of AJAX and JQuery to accomplish this, however I feel the ...
0
votes
1answer
55 views

Displaying multiple objects on map and calculating distances using google api

I am quite new to Javascript. For a school project we wrote a website that displays the user's location on a google map alongside with some objects such as vehicles or passengers. I rewrote my code ...
3
votes
0answers
990 views

AJAX shopping cart with quantity +/- buttons

I'm a junior developer (couple years into it) and very new to AJAX. I'm writing an internal inventory application built on MVC and right now I'm dealing with adding and removing items to/from a cart. ...
3
votes
2answers
558 views

Use weather API to get information in JavaScript + jQuery

Please can any code experts review and improve my code? HTML ...
2
votes
1answer
850 views

Symfony AJAX comment system with votes

How can I improve this code ? It was quite hard to implement AJAX comment system in Symfony 3, and result is a bit of mess: Controller: ...
3
votes
1answer
409 views

Upload a user's avatar

Could you guys tell me if my code is safe? And i want to know how to improve it. You will see a detailed explanation about the code on the comment blocks inside the code. profileIMGform.php <...
2
votes
4answers
170 views

Replacement function for jQuery .post

Today I just completed a personal POST function that emulates jQuery's using $.ajax, but also implementing a possible redirect. I just finished up and it looks like it is functional, but since this is ...
2
votes
1answer
55 views

Chart of answered CR posts percentages over time - Part 2

I created a graph to show the change in the percentage of questions answered over time and the first version fetched data from chat transcripts using PHP. The sub-domain I have registered for my ...
2
votes
1answer
1k views

Notification system using PHP+jQuery+Ajax

I have this code to display a counter on the side of <i class="fas fa-bell mr-3"></i>. I want to know if this code is good on security and perfomance. ...

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