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Multiple `text-1.2.3.0` library (included in GHC core-packages and Stackage LTS) causes build failures in nix.
Example of building `http-types` from [nixpkgs-stackage](https://github.com/typeable/n…
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In general, when developing Haskell programs on Nix, it is nice to enter a Nix shell with the required packages as determined by `cabal2nix`; I typically have a Makefile in the root of my project that…
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In [nixpkgs](https://github.com/NixOS/nixpkgs) we have serious problems building purescript consistently, it’s broken more often than not.
Each week, we generate a new version of the package set wh…
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## Issue description
In commit https://github.com/NixOS/nixpkgs/commit/cd35b1cc9c48d2c3b008d14e1bb32823980e4dcd#diff-e4ed6fefa9564bfd27ee249e42e145e2R177732 `safe-money-0.7` was added to the hacka…
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Hello,
I forgot how to fix this, this happens on any recent nixpkgs channel.
```
$ nix-shell --pure
these derivations will be built:
/nix/store/zdz6rmffbrxvknqlscfzdjbd6ivfnykd-postgrest-0.…
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See https://github.com/NixOS/nixpkgs/issues/43491
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This shows as:
```
warning: ignoring untrusted substituter 'https://cachix.cachix.org'
```
long term fix is to release cachix to hackage as per #13, but I wonder what can be done mid-term:
…
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I am developing on MacOS, and building for NixOps/AWS deployments with a NixOS Docker machine, as described [here](https://medium.com/@zw3rk/provisioning-a-nixos-server-from-macos-d36055afc4ad).
Ho…
jezen updated
6 years ago
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## Issue description
I did a `nixos-rebuild switch --upgrade` today and got this :
```
building path(s) ‘/nix/store/axlbixj05zcb4x29ji4vzg1hbsjw345g-ghc-mod-5.8.0.0’, ‘/nix/store/hz9v4drabinyv…
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I have set up the cache as indicated:
```
/tmp $ cat /etc/nix/nix.conf
binary-caches = https://cache.nixos.org https://nixcache.reflex-frp.org https://static-haskell-nix.cachix.org
binary-cache-p…