[mdlug] Difference between ; and &&

[Brian Brodsky]

The first set will execute both commands one after the other no matter 
what. The second will only execute the second command if the first one 
is successful.

On 5/9/2012 8:12 AM, Mat Enders wrote:
> Hello all,
>
> When stringing commands together at the command line I always use the
> semicolon ;  I however see&&  used frequently and was wondering what
> the difference was.
>
> For example what is the difference between these commands:
>
> apt-get update;apt-get dist-upgrade
> and
> apt-get update&&  apt-get dist-upgrade
>