JSON Lines is such a delight to use. It's particular nice as a CLI interop format.
You can use dumb, fast tools (e.g. grep to quickly filter large outputs) as well as structured tools (e.g. jq).
miniblog.
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I've started naming my servers digiocean1.example.com, digiocean2.example.com and so on. I wish I'd done this much earlier.
I already have domain names for the actual deployed services, but it quickly gets confusing when you start moving things around.
A funny side effect of building software in Rust: my machine OOMs much more during development.
I'm not entirely sure why. I think Rust makes it easy to allocate data quickly, and sooner or later you write an infinite loop when coding.
I've been learning how to use Massif, a tool in valgrind for memory profiling. It quickly paid off!
I discovered that difftastic sometimes attempts to preallocate absurd amounts of memory.
