I've been using and finding useful clipboard managers these days.
Parcellite and Clipit are both great solutions to this and have approximately the same keybind ctrl-alt-h.

It's my recommendation lately as I've been working in an IDE that doesn't provide an internal clipboard such as with vim.

At the moment I'm looking for a lightweight and complete markdown editor with an export to PDF feature. So far I'm using two things, one of them is an alias on the command line:
However markdown_py doesn't support all markdown, especially tables. And on the other side I've been trying a browser addon for firefox: https://addons.mozilla.org/en-US/firefox...src=search