Amando

"! Can't extract an environment from a call." when using `dplyr::desc()`.

2

Not sure if this is a bug or not, but I have run into the following issue. My actual workflow is with company data but I have managed to reproduce...

feat: impl Hash and Eq for Robj

5

Simply add `#[derive(Eq, Hash)]` for `Robj`.

Connect to SAP HANA ?

1

This post suggests that it is possible to use `mysql_fdw` to connect Postgres to SAP HANA: I am on Linux and this would be quite helpful if true, however I...

Finite-difference pricer tests failing.

2

The following tests are now failing: ``` instruments::options::finite_difference_pricer::tests_finite_difference_pricer_at_the_money::american_put_crank_nicolson instruments::options::finite_difference_pricer::tests_finite_difference_pricer_at_the_money::american_put_explicit instruments::options::finite_difference_pricer::tests_finite_difference_pricer_at_the_money::american_put_implicit instruments::options::finite_difference_pricer::tests_finite_difference_pricer_in_the_money::american_put_crank_nicolson instruments::options::finite_difference_pricer::tests_finite_difference_pricer_in_the_money::american_put_explicit instruments::options::finite_difference_pricer::tests_finite_difference_pricer_in_the_money::american_put_implicit ```

Adding a driver to CloudBeaver CE.

9

Hi :) I am trying to get SAP HANA working in CB (CE), running in Docker. I have read the docs [here](https://github.com/dbeaver/cloudbeaver/wiki/Adding-new-database-drivers#adding-drivers-in-cloudbeaver-community-edition), but the files described do not exist. ```bash...

I have bundled a Plumber API in a package, and I am trying to deploy it in a docker container but have the following issue. I run in the docker...

I am writing an API and shipping it in an R package, as described briefly here: It would be helpful to have a bit more information on how this is...

Cannot install: missing `simdutf`

5

I cannot seem to install turbodbc. I have followed the official install instructions [here](https://turbodbc.readthedocs.io/en/latest/pages/getting_started.html#linux-and-osx) with no luck. I have pyarrow, numpy, plus the Linux dependencies (boost, python, odbc). The error...

`dbReadTableArrow` is much slower than `dbReadTable`

2

Using `dbReadTableArrow` seems to be much slower than the standard `dbReadTable`. ```R table system.time(DBI::dbReadTable(conn, table)) user system elapsed 0.706 0.005 0.727 ``` Note: this is from a SAP HANA database,...

Generally pricing requires context data, such as an evaluation date, some conventions like day counting, etc. A challenge is deciding whether to use a global config, like QuantLib has done...