Check if an HTML Checkbox is checked using 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 Article →Javascript
94 articles about javascript development, tools, and best practices
How to Merge Javascript Objects
A Javascript Object – now just called JSON – is a collection of values and properties stored as a map.
How would you merge two or more Javascript …
Read Article →Introduction to NPM
What is NPM?
NPM stands for Node Package Manager, and is the default way to extend your Node applications.
There are an absolute ton of packages …
Read Article →How to replace all occurrences of a string in Javascript
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.
Firstly, we need …
Read Article →Keep Google Map v3 centered when browser is resized
Using Google Maps V3 Javascript API you can keep the map centered to the browser’s window by using the following trick when resizing the window. …
Read Article →jQuery limit fields to alphanumeric characters only
I was trying to restrict a form’s field from only allowing the user to enter alphanumeric characters into it. I looked all around and …
Read Article →Disable Cache in jQuery
I usually run into this problem when dealing with good ol’ Internet Explorer (..any version of IE actually).
The problem is that IE tries to be …
Read Article →How to break out of an iframe
So someone’s trying to make their site better by opening a page on your site inside of their site using an iframe?
They’re doing something …
Read Article →jQuery Colorbox not showing but background shows
I was using Colorbox for some lightbox type effects to show larger images when clicking on thumbnails, but for some reason the background was showing …
Read Article →Get Value of Checkbox using jQuery
This one is quite an easy one, but a good one to mention non-the-less as it does definitely come in really handy.
If you would like to get a …
Read Article →Ternary Operation
If you do not know what the Ternary operator is, or do not use it while you are coding, let me be the first to tell you how much you are missing out! …
Read Article →IE6 PngFix in Javascript
As a web developer you will know just how much we all love hate Internet Explorer 6 – one of the most dreaded browsers and browser versions that still …
Read Article →How to get ‘how many days in February’ using Javascript?
It is quite handy to have a function that can tell you how many days there are in February due to the leap year shift of either 28 or 29 days.
Below …
Search and Replace Anchor Href using Javascript
I have a site that is under development and it was made really badly so I needed a quick way to replace all anchors on page to the relevant path.
The …
Read Article →Swap HTML Elements Using Javascript
It is quite easy to use javascript to swap between divs or any other html dom elements.
Using the function below you can pass the id of the element to …
[Exception… “Could not convert JavaScript” nsresult: “0x80570009 (NS_ERROR_XPC_BAD_CONVERT_JS)”
What the heck is..
uncaught exception: [Exception… “Could not convert JavaScript argument arg 0 [nsIDOMHTMLDivElement.appendChild]” …
Read Article →Firefox error in FeedProcessor.js
[Exception… “Component returned failure code: 0x80040111 (NS_ERROR_NOT_AVAILABLE) [nsIChannel.contentType]” nsresult: “0x80040111 …
Read Article →TypeError: node is null message=node is null
The following error message occurs in Firefox 3 when using Firebug.
TypeError: node is null message=node is null
The error can be tracked back to …
How to Temporarily Edit the Text of Any Website
Have you ever wanted to temporarily edit a webpage displayed in Chrome or another browser?
How it works
Let’s take a look at the Google homepage …
Read Article →Sending data from javascript to php
If you ever find yourself needing to do some ajax and in turn sending strings of characters via javascript then you should really try …
Read Article →What is Eb in firebug?
Gmail produces the following error/warning in firebug.
Eb is not defined
function …Add TinyMCE code button
I had quite a few problems adding the htmlCode button to a fairly old copy of TinyMCE (I think around version 2.x).
All is resolved now and this is …
Read Article →