Thoughts & guides
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Scoping access requests below the resource level
Closing the gap of resource-based access requests by pushing scope down past the resource gate, into the principal layer.
Cycle detection on a graph that doesn't exist yet
Cycle detection that runs against a live database and an in-memory request payload through the same code, by writing your validators against an interface that doesn't care which one it's walking.
Running linux-only-binaries-under-freebsd
Running Linux-only binaries under FreeBSD using its Linux binary compatibility tools and Jails
Mixing WebSockets & HTTP endpoints in Elixir with Cowboy + Plug
Using a custom dispatcher structure for mixing HTTP and WebSocket endpoints in a simple Plug-based Elixir API
Custom Notifications with 'gdbus call' + 'wired-notify'
DSLR Cameras as Webcams on Linux
Using DSLR or Mirrorless cameras as 'webcams' on Linux thanks to v4l2
Using a Yubikey for SSH Authentication on MacOS / Linux
How to authenticate SSH connections using your Yubikey's Authentication slot, on both Linux and MacOS.