ttail

README

ttail: cli app to display, monitor tabular data files

ttail is a tail-like command for displaing tabular data in a cli / terminal window, typically .csv / .tsv log / data tabular files.

Install

This should install into your $GOPATH/bin dir:

$ go install cogentcore.org/core/tensor/cmd/ttail@latest

Run

Just pass files as args, e.g., on the test files in this dir:

$ ttail RA25*

Keys

This is shown when you press h in the app:

Key(s)	Function
spc,n	page down
p	page up
f	scroll right-hand panel to the right
b	scroll right-hand panel to the left
w	widen the left-hand panel of columns
s	shrink the left-hand panel of columns
t	toggle tail-mode (auto updating as file grows) on/off
a	jump to top
e	jump to end
v	rotate down through the list of files (if not all displayed)
u	rotate up through the list of files (if not all displayed)
m	more minimum lines per file -- increase amount shown of each file
l	less minimum lines per file -- decrease amount shown of each file
d	toggle display of file names
c	toggle display of column numbers instead of names
q	quit

History

The original version was pdptail, written in perl, named for the PDP++ software, developed from 2004-2018. Then there was etail written in Go, for the emergent system: https://github.com/emer.