Two small problems with Ubuntu under VI

Recently installed Ubuntu, feeling VI is not very easy to use, there are a number of problems.

A problem is inserted in the state in the VI, according to the direction of the result is the letter ABCD, this is because in the Ubuntu in fact did not install VI, only installed Vim-tiny, in the system, VI is only a vim alias.

You need to install vim-full yourself.

Execute command sudo apt-get install Vim-full

Can

Another small problem is the format of the VI to open a C file, there is no C syntax highlighting, in fact, is not fully installed VIM caused by.

Perform sudo apt-get install Vim-full

Then execute Cp/usr/share/vim/vimcurrent/vimrc_example.vim ~/VIMRC

The next command is executed under the appropriate user name, for example, after Root has been executed but may not have a C-highlighted display under other users