Switch to side-by-side view

--- a
+++ b/paf-prediction-challenge-database-1.0.0/n03.hea
@@ -0,0 +1,3 @@
+n03 2 128 230400
+n03.dat 16 200/mV 12 0 -37 -27938 0 ECG0
+n03.dat 16 200/mV 12 0 -8 17393 0 ECG1