ROOT Forum

Topic	Replies	Views	Activity
Newbie forum for when you're not sure News If you’re new to ROOT, C++, data analysis etc, and you hesitate to ask your question, then please ask it in the Newbie section, where nice people help and we have special rules to be more welcoming. Don’t hesitate, jus…	2	18237	September 24, 2018
Welcome to the ROOT forum! News	1	8004	February 10, 2017
TCanvas doesn't show up ROOT graphics , root	5	4	January 17, 2025
RDataFrame not making a new .root file Newbie rdataframe	11	45	January 17, 2025
Sampling parameters from RooFit result with asymmetric errors Roofit and RooStats	4	22	January 17, 2025
WebInterface missing HTML files ROOT root	12	28	January 17, 2025
RDF compiling C++ libraries and using functions in Define() Newbie python , root , rdataframe	0	8	January 17, 2025
Canonical Way to group-by in RDataFrame ROOT python , rdataframe	4	43	January 17, 2025
Different results using TGraph2D with ROOT 6.30/04 vs 6.32/06 ROOT	10	33	January 17, 2025
Executing pyRoot file in subprocess leads to segmentation error Newbie	2	15	January 17, 2025
Is There a TGraph3D class or similar one? Newbie root	3	11	January 17, 2025
Substituting values in a leaf of a tree ROOT	2	13	January 16, 2025
Operation on RDataFrame::Range with large entry IDs is slow? ROOT	3	27	January 17, 2025
How to use user defined function in THttpServer for control Newbie	2	7	January 17, 2025
String branch cannot be read from TTree ROOT tree , root	3	15	January 17, 2025
Qtweb tutorial issue ROOT root	1	8	January 17, 2025
Issue with pragma enum class in template class ROOT	13	62	January 11, 2025
TKDTreeBinning in 4D and issue with FindBin() ROOT	4	26	January 17, 2025
Cannot compile ROOT on mac... still ROOT	18	61	January 16, 2025
Convert root file to something readable by python Newbie	22	2074	January 16, 2025
Root 6.34 on MacOS ROOT root	2	24	January 16, 2025
Estimate sweights in signal window Roofit and RooStats	0	9	January 16, 2025
Exposed global variable in cling ROOT bug	2	23	January 16, 2025
How to know which library I need add to link Newbie	2	33	January 15, 2025
How can I save a TMemFile to disk Newbie	3	19	January 15, 2025
Inconsistent behaviour of RDataFrame ColumnTypes ROOT rdataframe	2	38	January 15, 2025
Broken links Site Feedback	3	17	January 15, 2025
Extract information outside of columns provided in RDataFrame Define ROOT root , rdataframe	2	21	January 15, 2025
Crash when launching ROOT on macOS after brew update ROOT	7	30	January 14, 2025
Li+ in a cylindrical DriftTube Garfield++	7	32	January 14, 2025

Newbie forum for when you're not sure

If you’re new to ROOT, C++, data analysis etc, and you hesitate to ask your question, then please ask it in the Newbie section, where nice people help and we have special rules to be more welcoming. Don’t hesitate, jus…