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 with asking 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,…	2	5797	September 24, 2018
Welcome to the ROOT forum! News	1	3496	February 10, 2017
AddressOf problem ROOT	3	15	October 21, 2020
TFile-s merged with v6.20.08 cannot be read by v6.18.04 ROOT	4	25	October 21, 2020
Merging histograms from different root files Newbie	46	199	October 21, 2020
“GLXBadContextTag” Error from EVE ROOT	4	16	October 21, 2020
Including template functions in ROOT's CINT Cling	6	57	October 21, 2020
Building for ROOT7 ROOT	9	39	October 21, 2020
Expected limit with blind data Roofit and RooStats	1	13	October 21, 2020
Histogram Drawing Options: ("E") DO NOT CLIP Errorbars ROOT graphics	11	55	October 21, 2020
Saving output as .txt file Newbie	2	33	October 21, 2020
TH1D filled by FillRandom is different from the one filled by GetRandom Roofit and RooStats	5	66	October 21, 2020
Choose same event from two root files ROOT	9	30	October 21, 2020
FrequentistCalculator problem with simultaneous pdf Roofit and RooStats	4	35	October 20, 2020
ROOT appears to be performing automatic rebinning of my TH2D by default against my will... extremely undesirable behavior ROOT hist	3	25	October 20, 2020
Randomisation of Nuisance Parameters In ToyMCSampler.cxx Roofit and RooStats	11	68	October 20, 2020
Problems after ROOT installation/update Newbie	8	60	October 20, 2020
Error when reading array from branch of TTree using RDataFrame.AsNumpy() ROOT rdataframe , python	2	18	October 20, 2020
VS project does not work with libCore.dll in release folder Newbie	6	14	October 20, 2020
Storing a raw C pointer member ROOT python	4	54	October 20, 2020
ROOT on MacOS Catalina ROOT	4	16	October 20, 2020
Memory issues with reading and writing histograms to file Newbie	5	20	October 20, 2020
RDataFrame and Friend and python ROOT	5	20	October 20, 2020
Fit function is not right? Newbie	5	26	October 20, 2020
TApplication::Run() stucks the terminal Newbie	7	47	October 20, 2020
Drawing histograms with "COLZ" - How to move the z axis color legend ROOT graphics	2	29	October 20, 2020
Building root on windows 10 again ROOT	10	53	October 20, 2020
Error while merging root files using hadd Newbie	4	21	October 20, 2020
GoHEP/groot: v0.28.0 (writing user "classes") Evolution Proposals, Apps & Ideas	0	28	October 19, 2020
Can the generate within RooAbsPdf set the Random Seed by user? Roofit and RooStats	1	29	October 19, 2020

Newbie forum for when you're not sure

If you’re new to ROOT, C++, data analysis etc, and you hesitate with asking 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,…