Hot keys
How to use hot keys in Mac and Python editor. 
Hot Keys in Mac
| Hot Keys | functions |
|---|---|
| cmd + space | spotlight |
| cmd + tab | swich to other programs |
| Tab | complete a comment |
| cmd+ s | save |
| deactivate | quit venv2 |
| cd~ cd | home path /user/jingqin |
| pwd | current path |
Hot keys in Jupyter notebook
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Click the front for a cell can change it to blue,then “a” will add one cell above,”b: will add one cell bellow.
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Some time, need to stop one cell from running.
| Hot Keys | functions |
|---|---|
| ctrl + enter | run selected cell |
| Multiple line select | shift + directions |
| Multiple line comments | cmd + / |
March 29, 2017