How to add custom shortcut

[jingw222]

For example, it allows splitting a cell by ctrl+shift+-, but somehow the counterpart merge does not exist. In Jupyter, that is shift+M

[DonJayamanne]

YOu can merge a cell with a previous or next cell. There's no concept of merging two cells together by selecting the two. Instead you select a cell and merge it with the previous or the next cell.

You can add shortcuts by going into the Open Keyboard Shortcuts command from the command palette