Tim Deniston

Function Fields (and Missing Documentation)

by Tim Deniston
Maybe I should rename this blog “ServiceNow’s Missing Documentation” because that seems to be the common theme around here. ServiceNow has a dictionary field type called “Function”, which it describes like this: Create function fields and scripts in the Now Platform to perform common database transformations and calculations.Regular fields store a value in the database. ... Read More

How to Add Reference Icons to Read-Only Fields

by Tim Deniston
Reference icons on read-only reference fields are globally controlled by the system property "glide.ui.reference.readonly.clickthrough". If set to "true", the icon appears on read-only fields. If set to "false", no icon appears. But... To add a reference icon to a read-only reference field, add the attribute "readonly_clickthrough=true" to the Attributes field on the fields dictionary record.

ServiceNow and Search Engines – Winter 2024

by Tim Deniston
As a follow-up to my post on search engines in June 2022, I thought I’d give a update about my recent search habits and if anything has changed I’ve been using Brave as my default search engine since around that time. I like that they have no ads (at least that I see) and easy ... Read More

SN Utils – Summer 2023

by Tim Deniston
A lot has changed since I last wrote about SN Utils, but one thing hasn’t changed: I still use the hell out of SN Utils. Here’s a rundown of my current favorite or updated features: As always, I’m incredibly grateful that SN Utils is a thing and development is still on-going. If you’d like to ... Read More

UI Policies and the Negative Case

by Tim Deniston
A UI Policy is one of the easiest to build and understand artifacts in the ServiceNow universe. At its most basic level, it takes no condition and does up to three actions: makes a field shown or hidden, editable or read-only, and/or mandatory or optional. That’s it! This is obviously an over-simplified scenario. Let’s take ... Read More