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Problems in PyROOT and calling in ROOT functions
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1
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16
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January 12, 2026
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Catching forgetting to bind the variable to the TTree early on
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4
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18
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January 7, 2026
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Feeding TMVA with TTrees for signal and backgrounds
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2
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27
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December 15, 2025
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Vector of vectors in TTree vs. RNTuple
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2
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44
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November 19, 2025
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Creating a TTree with a per-entry integer in Python
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2
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15
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November 21, 2025
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Quiet writing failure when applying schema evolution while slow cloning
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11
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51
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November 14, 2025
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Problem with entering a character string into a ROOT Tree
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3
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29
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November 4, 2025
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Schema Evolution: Renaming a `std::map` Member Variable
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5
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54
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November 4, 2025
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Delphes root files and RDataFrame
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8
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49
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November 3, 2025
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How i can take two histograms from root-file and make its in one picture?
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16
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47
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October 31, 2025
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Reading leaf of fixed-size array from TTree using TTreeReader
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2
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53
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October 16, 2025
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How to show branch/ histogram entries from the command line
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6
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56
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October 13, 2025
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Multithread RDataFrame.Snapshot with big files and lots of columns
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12
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136
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October 24, 2025
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String to TString
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5
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53
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September 22, 2025
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Increase accuracy of leaves when using RDataFrame.Mean
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7
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49
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September 29, 2025
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Update TTreeReader addresses failed, for a TTree in a TMemFile, read from TSocket
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2
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26
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September 29, 2025
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Adding friend to TChain created from file saved using RDataFrame with EnableImplicitMT
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2
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45
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August 13, 2025
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How to create sub-sub branch manually
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4
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71
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July 9, 2025
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Reading old tree returns error
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11
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60
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July 2, 2025
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Use TTree::Draw() to a histogram with weights and weight errors coming from branches
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3
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53
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May 30, 2025
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TTree split level and custom classes for SetBranchAddress
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22
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123
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May 27, 2025
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Would it be a meaningful idea to add a description to TBranches?
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3
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37
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May 18, 2025
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Segmentation Fault when accessing an array of TVector3 elements from Leaf
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4
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53
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May 1, 2025
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How can I separate out the event ID's in a TChain that have the same value
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3
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37
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April 29, 2025
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Accessing the source TChain/TTree of a RDataFrame
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2
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30
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May 13, 2025
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histo.Integral() vs looping tree to get sumw
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2
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30
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April 14, 2025
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Reading a large ROOT TTree fills RAM
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4
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80
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April 12, 2025
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Get data from a Zombie file
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3
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39
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April 7, 2025
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Combining root files with weighting
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5
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46
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April 4, 2025
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Memory consumption with string Define() in RDataFrame (PyROOT)
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3
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36
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April 4, 2025
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