Git commands to compare branches before merges or deployments.
Utilize the blue green deployment pattern in IIS with Application Request Routing to acheive zero downtime deployments of any IIS hosted application on a single server.
Local branching is very easy with Git, but with Subversion some magic is needed to manage local changesets.
Wrapping my head around Function.prototype.call.bind(Array.prototype.slice)
Using jQuery.extend to create quick and dirty inheritance.
My reasoning for writing my own style guide instead of choosing to use one of the many excellent style guides that already exist.