If you have deployed SharePoint Packages in the past, you know, that, unless you have a second farm, deploying SharePoint Packages means outage to your Web Applications. There are however a few things that you can control to minimize the impact on the availability of your websites.
Deploying Publishing Pages with SharePoint Packages
Once in a while you find yourself in a situation where you have to process some items in SharePoint. Using Timer Jobs in only a half of the answer. Find out how to process items using Work Item Timer Jobs in SharePoint 2010.
Menu items and structured and repeatable deployment in SharePoint
Working with custom CAS policies is not trivial. Many developers find it challenging to figure out what permissions their code should have, so instead deploying safely to Web Application (BIN) they choose to deploy their assemblies to the Global Assembly Cache (GAC) granting their code full trust. There is however one trick that makes it very easy to find out what permissions you should grant to your code. Find out how to craft your custom CAS policies the easy way.