Tips & Tutorials

Welcome to a tutorial on how to abort Javascript execution. Need to manually stop a piece of script for some reason? Client-side Javascript does not have a native abort function, but there are various alternatives to abort Javascript execution: In a function, simply return false or undefined. Manually throw new Error(“ERROR”) in a function. Set […]

Welcome to a quick tutorial on how to create a simple Javascript grocery list. Ah yes, this is a classic school assignment that has never changed for decades. There are probably a ton of these on the Internet already, so I figured to create one that is “updated” – A grocery list progressive web app

Welcome to a quick tutorial on how to do Javascript injection. You may have stumbled on this “injection thing” on the Internet, and heard that plenty of people have voiced security concerns over it. In simple terms, Javascript injection happens when a user enters a piece of Javascript code into the site. It can be

Welcome to a quick tutorial on how to set and get HTML data attributes in Javascript. Want to insert your own custom property or data into HTML elements? To set data attributes in HTML, we define data-KEY=”VALUE” in the start tag. E.G. <div data-color=”red”> To set data attributes in Javascript, we set the dataset property.

Welcome to a tutorial on how to create a simple shopping list in vanilla Javascript. Nope, I totally did not get the idea for this tutorial from a certain Javascript challenge. It’s original content. 😆 Anyway, a shopping list is totally possible these days with modern Javascript, using the local storage API – That is

Welcome to a tutorial on how to create a simple Javascript Flashcard web app. This is yet another old-school assignment that never seems to change over the years. So here’s a slightly different take on the classic, a Flashcard web app that is installable and offline capable. Read on!     TABLE OF CONTENTS Javascript Flashcards

Welcome to a tutorial on how to create a simple Javascript clock. Need to add a clock to your website? Or just learning about timers in Javascript? Well, here’s a really simple example – Read on!     TABLE OF CONTENTS Javascript Clock Download & Notes Extra Bits & Links The End   JAVASCRIPT CLOCK