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This video shows a way to use linear types to encode an invariant about I am going to show you: ⚠️ The most expensive mistakes founders make before writing a single line of code ⚠️ How agencies ... I present the main result of a recent POPL paper, in how we can use Haskell's linearity mechanism to denote relevance and type ... I explain the infrequently-written but often-implied -XMonoLocalBinds extension and how it prevents let-generalization. This video discusses GHC's new ImpredicativeTypes extension and how impredicativity and type families do Wharton & Wall Street Prep PE Certificate Program ‍ ▻ Use code RARELIQUID for up to $500 OFF ...

This video explores the DeriveAnyClass GHC extension, describing what it does, why it could be considered dangerous, and a ... We explore Haskell's layout rule, and how it works in practice. Official description of that layout rule: ... Recent work within GHC has opened up questions about which constraints should be generalized (that is, included in an inferred ... Richard Eisenberg explores why we need the Proxy type, why we *almost* can get rid of it (cue -XTypeApplications), but ultimately ... I give an introduction to GHC's RebindableSyntax extension, with examples. GHC manual page: ... I motivate the ScopedTypeVariables extension and explore some of the quirks around writing `forall` in type signatures. Find me at ...

DESCRIPTION Your broker is offering you "free" trades but someone else is paying for them. And that someone is profiting directly ... We like to think of Haskell as being order-independent: no matter what order you put your declarations in, your program means ... I share a little on what's been going on in the broader journey toward dependent types in Haskell. Beyond what's shared in the ... I backtested Ray Dalio's All Weather strategy from 2008 to 2026. The risk parity engine works, but blindly leveraging it during ...