Fumiaki Kinoshita

Results 73 comments of Fumiaki Kinoshita

Yes, several projects use haskell.nix in continuous integration, sharing `/nix/store` via S3. We noticed that this is something to do with amazonka; it's somewhat reproducible since the problem occurred even...

Ah right, I'm using `cabalProject` so `sha256map` contains the hash for each `source-repository-package`.

I wonder if the size of the repository (~1.4GB) is somehow related...

Interesting... That could indeed be related

My separate class ended up in code duplication like this. ```haskell instance FromCBOR UTCTime where fromCBOR (TTagged 0 s) = case s of TString str -> maybe (Left "Couldn't parse...

What's the plan for providing instances for `transformers`?

I'm not sure if it's a good idea to provide instances for both STM and IO. Unlike `MonadIO`, it's not a monad homomorphism because `liftRegion (a >>= k)` and `liftRegion...

数値計算に丸め誤差はつきものなので、この類のテストは閾値を決め、ある程度の誤差を許すのが定石ですね。社内のDiffベースのテストも、一旦Floatにキャストしたものを出力するというアプローチを取っています

Laws should be clarified for methods of a type class; for existing function they don't have to be. `iterM wrap` is sometimes useful to transform a free monad to an...