Creating a unique collection in flow

this is a very short post, that shows one small thing that can be very useful - creating a collection of unique elements in visual workflow

there are now quite a few operators on collections in flow, but none of them are ‘remove duplicates’ or ‘add if new’ or anything like that.

i found a way to do this that requires only a single assignment element - no loops or decisions required

step 1 : remove all instances of (X)
step 2: add (X)


this ensures that your collection will only contain one copy of the element.

maybe there is an easier way, but this works!


Now read this

Determining which fields are used in a page layout (in less time than it takes to brew a cup of coffee)

There is a great app called FieldTrip that will let you know which fields are actually populated in records, but deep diving into eclipse, or using brute force, have been the only way that I am aware of to see which ones are actually... Continue →