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Adding a second `Error` effect causes a panic under weird conditions (see the comment in the source for more info):
https://github.com/ruby0b/polysemy-panic-example/blob/main/src/PanicModule.hs
…
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Предлагаю разрешить не изучать Arrow, так как он сложный и редко нужен, мне до не пригодился ни разу. Насколько я видел, в других библиотеках Arrow используют мало, больше профункторы. Полезно вспомни…
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I'm opening this issue to track the work we need to do for ecosystem update to the v0.15.x release.
Below are all the Issues and PRs with the "purs-0.15" and "type: breaking change" labels across t…
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Hello @idugalic! Awesome work! :+1:
Abstractions, provided by this library, so good on their own.
But feels lack of effective way how to compose abstractions together in common pipeline.
For …
darky updated
2 years ago
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**Implementation** https://gitlab.haskell.org/ghc/ghc/-/merge_requests/4727
The first change makes the `Eq`, `Ord`, `Show`, and `Read` instances for `Sum`, `Product`, and `Compose` match those for …
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I saw that there is a `stack.yaml` file so I tried `stack build`, but it failed:
```
% stack build
Error: While constructing the build plan, the following exceptions were encountered:
In the…
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So let's say I have the following table with six nullable columns for an address, where we know that either all six columns are null or they're all not null for a given row.
```
CREATE TABLE perso…
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### Summary
I do exercise follow the `https://github.com/input-output-hk/plutus-pioneer-program#exercises` week1 section
All command run well without error message or failed, but after start …
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proto-lens restricts `profunctors` to `< 5.6`, but it builds fine with 5.6.2.
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**GHC version** = 9.0.2-r1
**build.log**
```
* Package: dev-haskell/gi-harfbuzz-0.0.5
* Repository: haskell
* Maintainer: haskell@gentoo.org
* USE: abi_x86_64 amd64 elibc_gli…