[Pycharm easy to use function]

Pycharm is a product of Jetbrains, one of the IDEs for Python

1. Query and configuration of common shortcut keys: Settings -> Keymap

• Ctrl+D: Copy the current line
• Ctrl+Y: delete the current line
• Shift+Enter: fast line break
• Ctrl+/: Quick comment (multiple lines can be commented in batches)
• Tab: Indent the current line (multiple lines can be indented in batches)
• Shift+Tab: Cancel indentation (can cancel indentation in batches after selecting multiple lines
• Ctrl+F: Find
• Ctrl+R: Replace
• Ctrl+Minus: Collapse the current code block
• Ctrl+Shift+Minus: Collapse all code blocks in the current file

2. When the number of images in the folder dataset is large, you can cancel the loading of the dataset and speed up the progress bar:

3. When writing python code, I accidentally pressed the Insert key, and the cursor became thick.
   Reason: Like word, when editing text or code, there are two modes: rewrite and insert mode. When we are editing articles or code, we should set the mode to insert mode.

Solution: Press the Insert key on the keyboard to switch

4. Debug(debug)
   Running from the command line You can use the Python debugger to run a script from the command line, for example:

 python -m pdb my_script.py

This will trigger debugger to stop execution at the first command line of the script.This can be helpful when the script is short.You can then view variable information through (Pdb) mode and debug line by line.

5. Other python programming skills
   In IPython, in the interactive interface, you can first import the module, then enter the module name+. and press the tab key to view the moduleWhat methods are there.

In the interactive interface, use the help() function to view the specific usage of other functions