I'll keep this short and sweet. You want to see invisible files in the Finder and you don't want to waste any time. All you have to do is run a Terminal command to show them and another one to hide them again (because you really don't want to see these all the time!).
The Easy Way: Alfred Workflows
For those curious, each workflow will launch the Terminal app, run the command, restart the Finder, and close Terminal.
The Harder (but still easy) Way: Terminal Command
Show invisible files:
defaults write com.apple.finder AppleShowAllFiles YES
Hide invisible files:
defaults write com.apple.finder AppleShowAllFiles NO
Just a friendly reminder that you'll need to restart the Finder for these changes to take effect. To do so, simply run: