Flycut is a clean, menu bar based and simple to use Mac OS X clipboard manager for developers.
Every time you copy code pieces Flycut store it in history. Later you can past it using Shift-Command-V even if you have something different in your current clipboard.
You can change hotkey and other settings in preferences. Flycut has been developed by developers for developers.
NOTE: Flycut can only be downloaded` via the Mac App Store (the buy link redirects you to its App Store page). To purchase/download applications via the App Store an Apple account is required.