Tips & Tutorials

Welcome to a tutorial on how to do an AJAX call with HTTP basic authentication. So you are looking to protect a certain part of your website, but don’t want to create a complicated user login system? HTTP Basic Authentication is a possible option. Here is a quick example of an AJAX call with HTTP

Welcome to a tutorial on how to create a simple Javascript number guessing game. So you have mastered the basics of Javascript and want to test out your newfound code ninja powers? Maybe take the first step into game development? Well, this guide may not be what some of you guys are expecting – There

Welcome to a tutorial on how to redirect with parameters in Javascript. Need to redirect the user to another page and pass some data along? To redirect with parameters in Javascript: var query = new URLSearchParams(); query.append(“KEY”, “VALUE); location.href = “http://site.com/page?” + query.toString(); That covers the quick basics, but read on for more examples!  

Welcome to a tutorial on how to connect to a database in Javascript. Need to connect to the database in Javascript to fetch or save some data? It is possible to connect to a database with modern Javascript, but it is a different process depending on where you are applying it to: On web pages

Welcome to a quick tutorial on how to redirect on click in Javascript. Need to redirect the user after they click on a button, or after they have submitted a form? There are 3 possible ways to redirect on click in Javascript: <button onclick=”location.href=’URL'”> Redirect </button> <button onclick=”location.assign(‘URL’)”> Redirect </button>; <button onclick=”location.replace(‘URL’)”> Redirect </button> While

Welcome to a tutorial on how to generate QR code with Javascript. Unfortunately, Javascript does not provide any native means to create QR codes. But thankfully, there are a whole load of libraries on the Internet that we can use today. To generate QR codes in Javascript: Load the QR Code JS library from CDNJS.

Welcome to a quick tutorial and examples on how to build a query string in Javascript. So you want to send data from one place to another and need to create a URL string with parameters? An easy way to build a query string in Javascript is to use a URLSearchParams object: var query =

Welcome to a quick tutorial on how to calculate tax (GST or VAT) in Javascript. So you may have a certain e-commerce or accounting website that requires the use of Javascript to calculate the GST/VAT. Calculating the tax amount in Javascript involves some simple Math. To get the taxable amount for an item (or total)