This page collects general ROOT hints. For LHCb specific info see LHCbROOT.

• Splash Screen - Get rid of the splash screen
• ROOT logon script - How to write a simple script that does useful things when you logon to ROOT.
• How to run ROOT in batch mode

• How to use a chain - How to use chains in ROOT.
• Find the bin the value corresponds to
• Read data from text file - Read the columns of a text file into a root tree.
• Save a plot to a file

• pyRoot: Constructors - How to use a ROOT constructor with pointers as arguments?
• pyRoot: Passing Lists to TGraph

• Set the number of points to draw a function

• Axis: Set the display range of your axis
• Axis: Set the number of divsions of an axis
• Axis: Configure labels and title
• Axis: Set log scale for an axis
• Marker: Change marker style
• Legend: Adding a legend
• Pads: Change Style of Canvas/Pad - Get rid of grey background and ugly borders.
• Pads: Change the Margins of a pad
• Pads: Pad Layouts - Examples of special Layouts
• StatBox: Draw two stats boxes - How to overlay histograms and draw both stats boxes.
• Show cut values as lines or areas
• Improve the color scheme - How to have a nice color scheme

• Writing Root-files - Avoid empty files
• Treatment of non-real numbers / infinity - How to catch infinite and imaginary numbers.