Equivalent of yum check-update

[Tom H]

On Wed, Dec 8, 2010 at 11:30 PM, MR ZenWiz <mrzenwiz at gmail.com> wrote:
> On Wed, Dec 8, 2010 at 8:00 PM, steve reilly <sfreilly at roadrunner.com> wrote:
>> On 12/08/2010 09:56 PM, Fajar Priyanto wrote:
>>> Hi all,
>>> Is there any equivalent of yum check-update in ubuntu?
>>> I've googled but so far found no definitive solution.
>>>
>>> https://help.ubuntu.com/community/SwitchingToUbuntu/FromLinux/%20RedHatEnterpriseLinuxAndFedora
>>> http://ubuntu-tutorials.com/2009/02/21/email-notification-of-available-updates-ubuntudebian-server/
>>>
>>> Thank you.
>>>
>> if "yum check update" updates the package managers database, then
>> apt-get update does the same thing on debian based systems.
>
> yum check-update looks to see if any updates are available and what
> without performing the update.
> 'sudo apt-get -s update' probably does the same thing here (simulate
> but don't execute).

I hope that you mean "apt-get -s upgrade" or "apt-get -s
dist-upgrade"! (after "apt-get update")