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One 、Pycharm Restore factory settings

rm -r ~/.PyCharmxxxx.x
xxxx.x For version number 

Two 、 know Python project

Under project directory

.idea               Interpreter version   Project include file 
venv                Save virtual environment 
requirements.txt    Virtual Environment Download 

3、 ... and 、 Set to use the interpreter version

File/Settings
Project/Python Interpreter

Four 、 Naming rules

 The project name can start with a number 
 The file name contains lowercase letters 、 Numbers 、 Underline 
 The file cannot start with a number 

5、 ... and 、 New projects

File/New Project

6、 ... and 、 Set the font

Edit area font

File/Settings
Editor/Font

Console font

File/Settings
Color/Scheme

7、 ... and 、Pycharm install

tar -zxvf pycharm-community-20xx.x.x.tar.gz
sudo mv pycharm-community-20xx.x.x /opt
cd /opt/pycharm-community-20xx.x.x/bin
./pycharm.sh

8、 ... and 、 Set the start icon

Tool/Create Desktop Entry
 Check to create an entry for all users 
Add To Favorites

Nine 、 Shortcut files

/usr/share/applications/jetbrains-pycharm.desktop

Ten 、 uninstall Pycharm

Delete the extracted Directory opt Under the table of contents

sudo rm -r pycharm-community-20xx.x.x

Delete the hidden directory where the configuration information is saved in the home directory

rm -r .Pycharm20xx.x

Delete shortcut
View the shortcut before deleting to point to

cat /usr/share/applications/jetbrains-pycharm.desktop