4 commits

Author	SHA1	Message	Date
tomit4	436ec971a5	added table 5.3 which briefly demonstrates how variables can be set in the shell	2022-05-07 17:10:54 -07:00
tomit4	86263ba2ea	copied table 5.2, which goes over some basics of regex in context of shell programming	2022-05-07 16:20:11 -07:00
tomit4	7dad690a5f	copied table 5.1, which covers basic shell built-in variables	2022-05-07 16:11:26 -07:00
tomit4	71091f5647	moved tables from unix programming interface book into its own directory	2022-05-07 16:07:26 -07:00