Peter的脱发日记

Pytorch笔记torch.no_grad()CLASS torch.autograd.no_grad[SOURCE]Context-manager that disabled gradient calculation.Disabling gradient calculation is useful for inference, when you are sure that you wi...

Python cheatsheetpandasdf = pd.read_csv('path') # read .csvdf.to_csv('path') # write .csv df.to_csv('path',header=True,index=True)，header是列名，index是数字行名，两者默认都是True，将header设为False，第一行会称为列名，将index设为Tr...

OpenCV cheatsheet打开摄像头请使用opencv > 3.3.1.11版本 while True: ret, frame = cap.read() cv2.imshow('frame', frame) # 一个窗口用以显示原视频 if cv2.waitKey(1) & 0xFF == ord('q'): ...

Linux笔记使用命令替换文本中的字符串sed -i ‘s/original/new/g’ file.txtExplanation:sed = Stream EDitor-i = in-place (i.e. save back to the original file)The command string:s = the substitute commandoriginal ...

Manjaro cheatsheet命令功能pacman -Syy同步包数据库pacman -Syu同步软件库并更新系统到最新状态pacman -S package_name1 package_name2安装或升级pacman -S extra/package_name选择版本（比如extra和testing）pacman -S testing...