ROOT - ROOT Forum

Topic	Replies	Views	Activity
Posting code? Read this first! This is more addressed to the newer people of this forum, but I think it would be a good refresher for some. USE CODE TAGS!!! What is so special about these things? For one, they help show where you code begins and end…	0	9474	March 13, 2018
About the ROOT category	0	2197	January 13, 2017
Broken cfortran.h in ROOT build	2	23	September 25, 2026
Segmentation violation using h2root with 6.40.04	2	43	September 24, 2026
TProfile::Chi2Test is scale invariant	3	73	September 23, 2026
Reading object from file currently processed in RDataFrame rdataframe	3	97	September 17, 2026
Current root file in RDataframe rdataframe	2	37	September 17, 2026
Custom RDataSource without (or with limited) multithreading	3	53	September 11, 2026
CMake Configure Error on Windows cmake	1	48	September 2, 2026
TF1 drawing issue in ROOT versions > 6.28.10	4	67	August 29, 2026
RNTuple: MakeField causes termination of program rdataframe	7	77	August 27, 2026
Replacing TTree I/O Traversal with Arithmetic: A Coordinate-Indexed Read Path for CMS Open Data tree , root	8	128	August 21, 2026
Fill Style issue bug	2	64	August 19, 2026
Using ROOT with EOS files with macaroons	7	154	August 17, 2026
Rare instance of JSROOT loading a TGraph incorrectly jsroot	4	111	August 17, 2026
RDataFrame with arrays of fixed length arrays? rdataframe	1	60	August 14, 2026
Issue with new root version on lxplus root	2	109	August 3, 2026
TBrowser old mode does not open TCanvas in macOS Tahoe root	3	61	July 29, 2026
Is it time for ROOT to c++ > std20? root	3	86	July 28, 2026
Bug report: TH2::Draw with option "POL" wrongly transforms the coordinate for v6.36 and later bug	11	162	July 27, 2026
Segfault when drawing canvas stored in file bug	8	122	July 24, 2026
TBufferMerger fails to write histograms to output file for Alma Linux hist	9	189	July 21, 2026
PyROOT changed handling of multidimensional branches between ROOT 6.32 and 6.34	3	105	July 21, 2026
Using numba declare for python MVA node processing python , rdataframe	7	134	July 21, 2026
Type name error after RNTuple Merging root	8	172	July 15, 2026
Calculating median with RDataFrame?	3	91	July 13, 2026
PyROOT: differences in object ownership betweeh TH1 and TGraphErrors	1	69	July 10, 2026
Segfault with matplotlib and pyroot bug	10	140	July 9, 2026
PDG Database and Nuclei	4	394	July 9, 2026
Machine Learning on a Large Dataset using PyTorch: RDataFrame vs. uproot? python , rdataframe	4	647	July 8, 2026

Posting code? Read this first!

This is more addressed to the newer people of this forum, but I think it would be a good refresher for some. USE CODE TAGS!!! What is so special about these things? For one, they help show where you code begins and end…