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I'm struggling to test/evaluate missing values when these are passed on from a parent function. This is due to the laziness of argument evaluation. Below is a small example
``` r
library(rlang, w…
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e.g. in sbcl
```lisp
(ql:quickload :eclector)
(eclector.reader:read-from-string "`#',a")
debugger invoked on a ECLECTOR.READER:UNQUOTE-IN-INVALID-CONTEXT in thread
#:
Unquote is illegal in t…
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```
import Language.Haskell.TH
idenq :: TExpQ (() #-> ())
idenq = [|| \x -> x ||]
```
fails to compile
```
• Couldn't match type ‘'Many’ with ‘'One’
Expected: TExpQ (() #-> ())…
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The `exec()` function is supposed to support quasiquotation, including unquote-splicing. It works if the argument that is unquote-spliced is a normal variable, but if it’s a ‘dot’ object in a pipe, an…
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We have a first PDF draft of this book, which is great. :tada:
Let's use this issue to keep track of things thats (may) need to be improved:
- [x] think about Q & A Layout of Questions and Answ…
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`n_distinct` doesn't work within functions using quasiquotation
```r
library(dplyr)
#>
#> Attaching package: 'dplyr'
#> The following objects are masked from 'package:stats':
#>
#> filt…
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i write a simple haskell script to do jdbc thing.
but i have no idea how to streaming the data to haskell lazy sequence.
i also see jvm-streaming library, but i can't find the related example.
``…
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Could Typed Template Haskell be useful here? I don't want to generate all the instance declaration, only the implementation of `aliases`.
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Hi,
I seem to be having an issue with dplyr's quasiquotation in furrr that doesn't occur in purrr.
This is a pretty niche example and I'm sure there's a better way of doing this without using the…
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This is only a problem with che character `'|'` as the first element in a list literal, i imagine it has something to do with comprehension literals?
An example:
... the rest of the file is whit…