Have fun with my terminal.app, update colour theme and fonts. Add configurations in zsh and enable powerlevel9k.
Hyper looks pretty good and Cmder offers lots of functions. Why not combining them together to get a better terminal emulator on Windows.
For a static site like those on GitHub Pages, everything is done in the frontend. The user just downloads a bunch of static files that execute in their browser. But for a "Contact" form, to deal with the submissions we typically need a backend service, either self hosted or a third a third-party service.
Recently when installing some gems, it popped out errors that telling the Ruby version is lower than required... I have to upgrade the shipped Ruby, version 2.0.0p648 (2015-12-16 revision 53162), on my machine. There are a few methods dealing with this, but I found the easiest way is using Homebrew.