The shadow DOM is a way to add HTML structures to the web page so that they remain isolated from the rest of the document object model (DOM). It’s a popular concept with web components, as it allows for encapsulation of web structures so that they aren’t affected by …
One of my pet peeves about Google Analytics has to do with nomenclature. For example, a User isn’t really a user but a browser instance, and Direct traffic isn’t necessarily “direct” at all, but rather just traffic that has no discernible source. But being …
The jQuery JavaScript library is by almost any means of counting the most popular JavaScript library used in websites around the world. It’s so influential, in fact, that its evolution is tightly bound to the JavaScript standardization effort itself, and it’s an …
Last updated 9 October 2020: customTask updated to a more stable version. The Custom HTML tag in Google Tag Manager is splendid. It’s your go-to tool when you need to run arbitrary JavaScript on the webpage. Some might even use it to actually add HTML elements to the page, …
One of the difficulties of working with Google Tag Manager and the dataLayer structure is that GTM doesn’t preserve history of the items collected into its data model. Or, at least, it doesn’t preserve it in a manner that would let us access it. This is typically a …
Last updated 9 March 2018 with some new tips. The Scroll Depth trigger in Google Tag Manager has a lot going for it. Tracking how far users scroll down a given page has long since been recognized as an important cog in the engagement tracking machine, and there have been really …
One of the annoying quirks of Google Tag Manager is that it strips out any non-standard HTML attributes from elements you add to Custom HTML tags. I’m using “non-standard” as a qualifier here, because I don’t have an exhaustive list of attributes that are …
