Jupyterlab

nice browser based developer environment

http://maxmelnick.com/2016/04/19/python-beginner-tips-and-tricks.html

Command Mode:

• shift + enter run cell, select below
• ctrl + enter run cell
• option + enter run cell, insert below
• A insert cell above
• B insert cell below
• C copy cell
• V paste cell
• D , D delete selected cell
• shift + M merge selected cells, or current cell with cell below if only one cell selected
• I , I interrupt kernel
• 0 , 0 restart kernel (with dialog)
• Y change cell to code mode
• M change cell to markdown mode (good for documentation)

Edit Mode:

• cmd + click for multi-cursor editing
• option + scrolling click for column editing
• cmd + / toggle comment lines
• tab code completion or indent
• shift + tab tooltip
• ctrl + shift + - split cell