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Posting code? Read this first! (3)

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…

About the ROOT category (2)
Read a histogram from a file.root and refill its contents into a new hist with different bins (1)
Std::vector - unresolved while linking (1)
Checking if TTrees with unsplit cpp classes as branches are identical (2)
Insert horizontal plane in TH2F plot (1)
Tree's branch is a vector and add a friend with branch also a vector (2)
TClass names for non-C++ types (6)
Third parameter on TH2D? (2)
Proof documentation has broken links (2)
Cannot find file Interpolator.h (2)
PyROOT and numpy 1.15 (2)
Canvas resize/update signals connected to PyQt5/Qt5 SpinBoxes (2)
Occasional wrong values for some branches in snapshot'd file (5)
Get values from fitted graph (2)
Problem installing ROOT 6.14.06 on mac 10.13.6 with libcxx=ON (libc++) (16)
Problem with import ROOT (4)
Segfault; after TPad* = TCanvas*->DrawClonePad(), adjusting TPad crashes code (5)
THStack statbox coloring not the same for Draw() and Draw("nostack") (8)
PyROOT: Segfault/malloc() while using TTree::SetBranchAddress() (2)
TF1Convolution in Python (5)
Root doesn't start because of std::cin (with code) (3)
Root crashes cling::DynamicLibraryManager::loadLibrary() (2)
MakeFile Problems (4)
Error in <TH2F::Fill>: Invalid signature - do nothing (2)
TStreamerInfo warning when open TFile of newer version (13)
Can RDataFrame::Define two value in a same line? (2)
RDataFrame::Foreach with array branch (3)
Fatal in <TFileMerger::RecursiveRemove>: Output file Hadd: 100Gb TTree (3)
Opening a TFile and drawing a histogram (19)