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Isolation: Actor Reentrancy episode artwork

EPISODE · Apr 20, 2026 · 25 MIN

Isolation: Actor Reentrancy

from Point-Free Videos · host Brandon Williams

Members Only: Today's video is available only to members. If you are already a member, you can access your private podcast feed by visiting https://www.pointfree.co/account. --- We explore the concept of "reentrancy" in actors, and how innocently adding `async`-`await` to an actor method can open you up to a world of race conditions. This problem also shows up when we naively communicate between actors, but we can solve things in a non-naive way and make actor communication completely synchronous.

What this episode covers

🔒 We explore the concept of "reentrancy" in actors, and how innocently adding `async`-`await` to an actor method can open you up to a world of race conditions. This problem also shows up when we naively communicate between actors, but we can solve things in a non-naive way and make actor communication completely synchronous.

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Isolation: Actor Reentrancy

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How long is this episode of Point-Free Videos?

This episode is 25 minutes long.

When was this Point-Free Videos episode published?

This episode was published on April 20, 2026.

What is this episode about?

Members Only: Today's video is available only to members. If you are already a member, you can access your private podcast feed by visiting https://www.pointfree.co/account. --- We explore the concept of "reentrancy" in actors, and how innocently...

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