OS & Oracle

1. count the code lines using wc.

1: wc -l `find . -name *.c`

2. count the code lines, using an elegant way "xargs" to transfer the arguments of wc

1: find . -name *.c |xargs wc -l

3. count the code lines, self calculation the result of wc using awk

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In Linux world, shell script is a powerful language, maybe it’s not easy, but it’s practical for use.
I have read a lot of scripts in the past, but when asked to write a snippet of script, I usually need to query other’s code for reference.
But today suddenly I find shell script is quite practical and [...]