Created
June 23, 2022 21:55
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| jay@jf-framework ~ $ echo vmx > cpuinfo | |
| jay@jf-framework ~ $ grep -q vmx cpuinfo | |
| jay@jf-framework ~ $ echo $? | |
| 0 | |
| jay@jf-framework ~ $ grep -qv vmx cpuinfo | |
| jay@jf-framework ~ $ echo $? | |
| 1 | |
| jay@jf-framework ~ $ echo somethigelse > cpuinfo | |
| jay@jf-framework ~ $ grep -q vmx cpuinfo | |
| jay@jf-framework ~ $ echo $? | |
| 1 | |
| jay@jf-framework ~ $ grep -qv vmx cpuinfo | |
| jay@jf-framework ~ $ echo $? | |
| 0 |
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