Wiktionary
swing of things
n. {{context|idiomatic|usually preceded by (term the English)|lang=en}} The normal flow and rhythm of daily life or of activities in a specific field.
Usage examples of "swing of things".
This was the currently fashionable spot for high-flying media people, and seeing a few friends there might help her ease herself back into the swing of things.
They would all come over to my house where I would feed them and teach them things and they would pretend they didn't know me and wouldn't seem the least bit grateful for my help, but I would forgive them because they'd been dead and were now trying to get back into the swing of things.
I'm still getting back into the swing of things in contacting the dead.