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### Describe the bug The fit parameter uncertainties you get when using [RooAbsPdf::fitTo()](https://root.cern.ch/doc/master/classRooAbsPdf.html#a5f79f16f4a26a19c9e66fb5c080f59c5) with the `AsymptoticError()` or `SumW2Error()` option for an unweighted dataset are not the same as without the...

guitargeek

Properly use `Copy(TObject &)` methods in `hist` classes

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This is virtual method and can be overriden in derived classes. Therefore when such method used in copy constructor or assignment operator, one have to explicitly specify class which used....

linev

Create Wordle.py

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# This Pull request: ## Changes or fixes: ## Checklist: - [ ] tested changes locally - [ ] updated the docs (if necessary) This PR fixes #

Elqasassengineer

Minor improvements to CLING_PROFILE and CLING_DEBUG

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This PR fixes #10870.

amadio

As discussed during https://indico.cern.ch/event/1176978/ :+1: - [ ] always add `EXTRA_CLING_ARGS='-O0 -fno-omit-frame-pointer' when `CLING_DEBUG=1` - [ ] suggest re-running with `CLING_DEBUG=1` in the message surrounding the ROOT-generated stack traces -...

eguiraud

Add context manager for TRedirectOutputGuard

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The TRedirectOutputGuard class redirects both stdout and stderr to the input file. It is an RAII construct that restores the stdout and stderr streams after it is destructed. This commit...

vepadulano

[physics] Add conversion to ROOT::Math::XYZTVector

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As a wonderful side-effect, this adds support for construction from a TLorentzVector. See https://root-forum.cern.ch/t/problem-initializing-a-4-vector/50789

Axel-Naumann

[WIP] [PyROOT] Add numba support to PyROOT

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This changes backports the commits that add numba support in cppyy master to PyROOT. ## Checklist: - [x] Pass all python tests in `roottest` (1 test failing - `roottest-python-memory-memory`) -...

sudo-panda

[tmva][sofie] Fix error message in Tanh operator

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lmoneta

[RF] Remove logging-related pdf members or make them transient

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The RooAbsPdf version number is incremented, going with the removal of some unused data members: * `_rawValue` * `_traceCount` * `_negCount` Furthermore, the `_errorCount` member is now made transient, because...

guitargeek