stolinski

[
    { "key": "ctrl+1", "command": "workbench.action.focusFirstEditorGroup" },
    { "key": "ctrl+2", "command": "workbench.action.focusSecondEditorGroup" },
    { "key": "ctrl+3", "command": "workbench.action.focusThirdEditorGroup" },
    { "key": "cmd+1", "command": "workbench.action.openEditorAtIndex1" },
    { "key": "cmd+2", "command": "workbench.action.openEditorAtIndex2" },
    { "key": "cmd+3", "command": "workbench.action.openEditorAtIndex3" },
    { "key": "cmd+4", "command": "workbench.action.openEditorAtIndex4" },
    { "key": "cmd+5", "command": "workbench.action.openEditorAtIndex5" },
    { "key": "cmd+6", "command": "workbench.action.openEditorAtIndex6" },

jexchan

Multiple SSH Keys settings for different github account

create different public key

create different ssh key according the article Mac Set-Up Git

$ ssh-keygen -t rsa -C "your_email@youremail.com"