I get this for free in KDE using Klipper: http://userbase.kde.org/Klipper
Oh as a bonus: If your snipped of copied text is short enough, then Klipper can automatically generate a QR code out of it! I know, not all that helpful in a code editor, but a useful feature in some circumstances.
4770K @ 4.7 GHz; 32GB DDR3-2133; GTX-770; 512GB 840 Pro (2x); Fractal Define XL-R2; NZXT Kraken-X60
--Many thanks to the TR Forum for advice in getting it built.