When using Sublime Text 2 we tend to open the side bar to navigate thru files/folders in our projects. For that we can use the hotkey ctrl+k ctrl+b (i
I didn't find any other complete answers, so I pulled together information from various answers and added a bit of my own.
@Santiago Agüero The part you were missing was that the sidebar needs focus before the arrow keys will work (Ctrl+0).
As far as I can know, these shortcuts all work in Sublime 3, as well as Sublime 2.
One caveat: these assume you are using the default keybindings. But you can easily customize the keybindings by opening Preferences > Key Bindings - User and copying over lines from Preferences > Key Bindings - Default, changing the keys value as needed. E.g.,
{ "keys": ["ctrl+k", "ctrl+b"], "command": "toggle_side_bar" },
{ "keys": ["ctrl+0"], "command": "focus_side_bar" },
P.S. To get the fancy-looking keyboard glyphs, use the HTML tag. E.g., Key will turn into Key. (Thanks to https://meta.stackexchange.com/questions/5527) :)