Saturday, August 13, 2011

ruby on rails extconf.rb:1:in `require’: no such file to load — mkmf (LoadError)

extconf.rb:1:in `require': no such file to load — mkmf (LoadError)


You need to install the "ruby1.8-dev"
# sudo apt-get install ruby1.8-dev
at

Centos 7 reset root/ any user lost password / lockout due to cant remember password

1. Need to be in front of the terminal. (Physically if not vm). 2. Reboot the server 3. Press 'e' in the GRUB2 boot screen. 3. bunch...