Aliases in Ubuntu

[Tom H]

> Two questions about creating aliases in Ubuntu
> 1) is it best practice to create an alias in ~/.bashrc or is it
> preferable to create the alias in ".bash_aliases" ? If so, how do you
> create an alias in ".bash_aliases" ? I can vim into ~/.bashrc but can't
> seem to be able to vim into ~/.bash_aliases. I can cd into that
> directory but it is empty since I have created my aliases into ~/.basrc.
> 2) Is it best to use single or double quote when creating aliases.
> ex: would alias dirA="echo Working directory is $PWD" be similar to
> alias dirB='echo Working directory is $PWD'

I have always used single quotes and seen others using single quotes.

You can put your definitions in either file. If you put them in
~/.bash_aliases, make sure that it is sourced by ~/.bashrc.