Javascript

Below is a nice little Javascript RegularExpression to validate email addresses. ..and to use it..

E.g. URL:http://example.com/?option=1&task=2&listing_id=36&layout=4&table=5#some_hash_value_here So how would you get the current URL using Javascript? That is really easy, you can use window.location.href or just simply window.location. But… Read More »Remove hash from window.location in Javascript

It seems to be quite a popular question with not as many answers to hold the weight. Google Analytics has always been more of a… Read More »How to use Google Analytics in AngularJS

Sometimes you find yourself with a String, something like https://ao.gl/convert-url-string-into-a-javascript-object and you want to repeatably access elements of it correctly. Let’s say that you want… Read More »Convert URL String into a Javascript Object

Sometimes you may get an error that looks something like this: Uncaught ReferenceError: <some_variable_or_function> is not defined At first this can be quite the pain,… Read More »How to fix a Javascript Uncaught ReferenceError

The dollar-sign ($) in Javascript has for many years now been associated with jQuery. When you see this error: uncaught typeerror: $ is not a… Read More »uncaught typeerror: $ is not a function

Javascript is a powerful language, but sometimes it doesn’t always do what you expect it to. Take the following expression for example. It’s a simple… Read More »Another WTF Javascript Moment

There are quite a few ways to format a number as a currency value in Javascript. Doing it yourself The easiest of which is that… Read More »How to Format a Number as a Currency in Javascript

If you need to generate a random number between two numbers in JavaScript, then you are in the right place! We can easily do this… Read More »Generate a random number between two numbers in JavaScript

Javascript comes with some pretty good support for determining if a string contains a substring. There is the newer includes function which was introduced in… Read More »How to tell if a String contains a Substring in Javascript

There is a lot of power in Javascript syntax. One of those powerful things is that of Javascript Anonymous Functions. But what is an Anonymous… Read More »How to write Anonymous Functions in Javascript

JSON stands for Javascript Object Notation and has become wildly popular to transport and store data between application, databases and more. However, it is not… Read More »How to safely parse JSON in Javascript

While processing forms in web development, it’s a common requirement to be able to tell if a checkbox has been checked or not. It’s not… Read More »Check if an HTML Checkbox is checked using Javascript

A Javascript Object – now just called JSON – is a collection of values and properties stored as a map. How would you merge two… Read More »How to Merge Javascript Objects

I have pretty much resigned myself to the fact that in Javascript, there are really only two ways to do a proper search and replace.… Read More »How to replace all occurrences of a string in Javascript