[nerdbaggy]

I don’t think an LRU cache is basic

[jakear]

If you’ve ever needed it, and I imagine most people have, it shows up on any web search.

That being said I usually end up rolling my own that can serialize complex objects.

[dagw]

If you’ve ever needed it, and I imagine most people have, it shows up on any web search.

It didn't last time I googled it (because it didn't exist then), so I had no idea it existed.