How to retrieve and manipulate the Google Tag Manager data layer using JavaScript
There may be occasions where you need to retrieve or modify Google Tag Manager data layer values on the client using JavaScript. Trying to directly access the values …
Google Sheets: Triggering Google Apps Script functions with buttons
This guide walks you through creating “buttons” in Google Sheet’s UI to trigger Google Apps Script function calls. Google Apps Script is very handy for automating common tasks …
Chrome DevTools Console: copying a JSON object to your clipboard
I use the Chrome DevTools Console a lot when debugging client-side JavaScript. I often use it to inspect JSON objects that could be generated from a variety of sources (e.g. …
How to determine a user’s IP address and more with JavaScript and the freegeoip.net API
Updated: this post has been updated to use freegeoip.app instead of freegeoip.net. freegeoip.net recently changed to ipstack.com and stopped offering a free HTTPS endpoint (although their HTTP endpoint is offered …
How to use JavaScript to create, read, update, and delete cookies
Cookies are a convenient mechanism for saving state (e.g. user login, user preferences, settings, etc.) across multiple pageviews across multiple sessions. Cookies can be manipulated both on server-side and client-side. …