One Tips for the Loading Order of Environment Files

loading order which? who? when? 1 /etc/enviroment system once 2 /etc/profile (& /etc/profile.d/*) all users once 3 ~/.bash_profile | ~/.bash_login | ~/.profile you once 4 ~/.bashrc you each time 5 /etc/bashrc all users each time 6 ~/.bach_logout all users each time

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Linux C hello world

1. vi functions.c 2. vi hello.c 3. Make Executable hello 4. To make functions shared

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