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Is there a library function for Root mean square error (RMSE) in python?
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Just in case someone finds this thread in 2019, there is a library called ml_metrics which is available without pre-installation in Kaggle's kernels, pretty lightweighted and accessible through pypi ( it can be installed easily and fast with pip install ml_metrics):
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wget/curl large file from google drive
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Doesn't work as of August 2019. Error: "Permission denied: drive.google.com/uc?id=0B7EVK8r0v71pWEZsZE9oNnFzTm8 Maybe you need to change permission over 'Anyone with the link'?" And it's the publicly downloadable CelebA dataset so it should be ok. I ...
Java equivalent of C#'s verbatim strings with @
...e matter, JEP 326 have been withdrawn. The discussion was restarted in Jan 2019, and is now tracked in JEP 355 for a JDK13 release.
– NPras
Jul 23 '19 at 0:49
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What is the difference between “expose” and “publish” in Docker?
...here you run the image.
from: Docker container networking
Update October 2019: the above piece of text is no longer in the docs but an archived version is here: docs.docker.com/v17.09/engine/userguide/networking/#exposing-and-publishing-ports
Maybe the current documentation is the below:
Publishe...
Is there a way to zoom the Visual Studio text editor with a keyboard shortcut?
...), you can hit Ctrl+F2, then hit the Tab key three times. This works in VS 2019, but doesn't appear to work in 2017.
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What's the difference between SCSS and Sass?
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Another gotcha: as of 2019-05-10, SASS still does not support multi-line expressions, so large lists/maps have to be either one-liners, defined using lots of function calls, or defined in SCSS files. It seems to be still a planned feature, but I'...
How do you run a command for each line of a file?
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October 2019, new edit, add interactive file processor sample.
– F. Hauri
Oct 6 '19 at 8:35
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map function for objects (instead of arrays)
...assign({}, ...Object.entries(obj).map(([k, v]) => ({[k]: v * v})));
ES2019 introduced Object.fromEntries(), which simplifies this even more:
let newObj = Object.fromEntries(Object.entries(obj).map(([k, v]) => [k, v * v]));
Inherited properties and the prototype chain:
In some rare situ...
Reset the database (purge all), then seed a database
...abase for current environment and loads the seeds
https://blog.saeloun.com/2019/09/30/rails-6-adds-db-seed-replant-task-and-db-truncate_all.html
$ rails db:seed:replant --trace
** Invoke db:seed:replant (first_time)
** Invoke db:load_config (first_time)
** Invoke environment (first_time)
** Execute ...
Get the correct week number of a given date
...ng a first preview of .NET Core 3 later this year and the final version in 2019." (from the roadmap blog post)
– khellang
Aug 1 '18 at 8:41
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