HISTSIZE Tinkering

commandline session

$ 4.2.36 1 501---> echo $HISTSIZE
500
$ 4.2.36 2 502---> cat
^C
$ 4.2.36 3 503---> tac
^C
$ 4.2.36 4 504---> echo $HISTSIZE
500
$ 4.2.36 5 505---> export $HISTSIZE=1
bash: export: `500=1': not a valid identifier
$ 4.2.36 6 506---> export HISTSIZE=1
$ 4.2.36 7 500---> tic
tic: File name needed.  Usage:
	tic [-e names] [-o dir] [-R name] [-v[n]] [-V] [-w[n]] [-1aCcfGgILNrsTtUx] source-file
$ 4.2.36 8 501---> tic
tic: File name needed.  Usage:
	tic [-e names] [-o dir] [-R name] [-v[n]] [-V] [-w[n]] [-1aCcfGgILNrsTtUx] source-file
$ 4.2.36 9 502---> export HISTSIZE=500
$ 4.2.36 10 503---> echo $HISTSIZE
500
$ 4.2.36 11 504--->

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