转载自：https://www.dataquest.io/blog/jupyter-notebook-tips-tricks-shortcuts/

Jupyter notebook, formerly known as the IPython notebook, is a flexible tool that helps you create readable analyses, as you can keep code, images, comments, formulae and plots together.

Jupyter Notebook, 集代码、图像、注释、公式、图表为一体的神器。

Jupyter名字的起源 ：the name Jupyter is an indirect acronyum of the three core languages it was designed for: JUlia, PYThon, and R and is inspired by the planet Jupiter.

1. Keyboard Shortcuts  快捷键

 怎么查看说明，打开一个notebook，Help > Keyboard Shortcuts

有命令模式的快捷键：

也有编辑模式的快捷键：

几个常用的：

1. Esc + F  ：Find and replace on your code but not the outputs.

查找并替换代码（而不是输出）

2. 对于cell的一些操作

Esc + O  折叠cell输出；

Shift + J or Shift + Down：向下选中多个cell，反之亦然

选中多个cell有什么用呢？删除修改复制等不用说，可以合并呀，哈哈

Shift + M： 合并多个cell

Jupyter Notebook 27绝技——27 Jupyter Notebook tips, tricks and shortcuts