GitLab

* fix r random crash problem.

* fix R error msg.

* Add warning for many core systems in Windows

* Add warning for not busy cores in Windows

* Try to store best scores in R package Microsoft/LightGBM#686

* Add binding for best_score (unlock environment)

* Fix double comma

* Add best_score to lgb.Booster

* Change VS -> MinGW for CRAN

* Documentation to switch to MinGW by default

* Force cmake to run twice

* Try again dual build for Rtools

* Switch to cmake for building twice

* Try with Visual Studio as default, MinGW as fallback

* Try to remove VS appropriately when failing

* Attempt to get rid of build folder first

* Switch to unlink from rm rf

* Change lib_folder correctly when VS fails

* Add README updates from Microsoft/LightGBM@1c8355c

* Update default compiler doc and add GPU online install doc

* Better GPU doc

* add make command to the python package.

* Update README.rst

* Update README.rst

* Update README.rst

* fix tests.

* fix unix build

* update readme

* fix setup.py

* update travis

* Update .travis.yml

* Update test.py

* some fixes.

* check the 64-bit python

* fix build.

* refine MANIFEST.in

* update Manifest.in

* add more build options.

* Add fatal in cmake

* fix a endif.

* fix bugs.

* fix pep8

* add test for the pip package build

* add test pip install in travis.

* fix version with pre-compile dll

* fix readme.rst

* update readme

Minor typo in comments

* Fixes #610

* Not force user to install VS Runtime if VS installed

* Fix Visual Studio version solutions

* Remove paste0 ambiguity for paths

* Fix equal missing typo

* Get rid of all trailing slashes

* readme Helper package for R-package installation

* Fix code indentation bug

* Add warning about default compiler in Windows

* Avoid repeat

* Add Rtools requirement

* Wording to promote VS as default choice for user

* Add some stuff for README

* Bump R package version and fix license

* Attempt to add one additional option and refactor

* Add more review fixes for install.libs.R

* Undo ./../../ removal (path breaking)

* Retry again simple /../

* No print, use cat.

* add R's library file to vs project and cmake.

* support using dll built by vs.

* better search for the library file.

* remove mingw related doc .

* update document.

* Let R handle the library compile.

* try fix build from github.

* Update README.md

* cleaner build.

* fix the install problem in linux.

* Update README.md

* fix multi-threading.

* fix name style.

* support in CLI version.

* remove warnings.

* Not default parameters.

* fix if...else... .

* fix bug.

* fix warning.

* refine c_api.

* fix R-package.

* fix R's warning.

* fix tests.

* fix pep8 .

* Fix https://github.com/Microsoft/LightGBM/pull/561

* GitHub local broke, uploading on browser (R-package)

* GitHub local broke, uploading on browser (R-package)

* Add lgb.prepare

* Update roxygen to 6.0.1 and add lgb.prepare

* Add prepared rules.

* Add recommendation when needing rules for transformation.

* Not using temporary files anymore RDS

* Attempt to avoid using a temporary file

* Update to R 3.4 and Performance Note

* Add benchmark docs

* Readme.md does not exist fix

* Update lgb.Booster.R

Added method to call LGBM_BoosterLoadModelFromString_R if model_str is provided for initialization, added option to load from model_str in lgb.load

* Update lightgbm_R.cpp

Adding LGBM_BoosterLoadModelFromString_R

* Update lightgbm_R.cpp

Added LGBM_BoosterSaveModelToString_R

* Update lightgbm_R.cpp

* Update lgb.Booster.R

Added save_model_to_string method

* Update lgb.Booster.R

Implemented @Laurae2 comments

* Update lgb.Booster.R

* Update lightgbm_R.h

Added load and save model from/to string exports