诺斯贝克

``` import cv2 # 创建VideoWriter 保存对象到多媒体文件 fourcc = cv2.VideoWriter_fourcc(*'MJPG') # 修正：MJPG是4个字符 vw

``` import cv2 cv2.namedWindow('video', cv2.WINDOW_NORMAL) # 设置窗口大小 cv2.resizeWindow('video', 640, 4

``` import cv2 cv2.namedWindow('image', cv2.WINDOW_NORMAL) img = cv2.imread('C:\Users\shaog\Pictures

``` import cv2 cv2.namedWindow('image', cv2.WINDOW_NORMAL) img = cv2.imread('C:\Users\shaog\Pictures

``` import cv2 # cv2.namedWindow('new', cv2.WINDOW_AUTOSIZE) cv2.namedWindow('new', cv2.WINDOW_NORMA

BUG解决要点 @POST + @Body 必须写 NetworkResponse<T> 必须是 @Serializable data class Auth 必须 @Serializable 不要用

``` import time import numpy as np from twisted.python.util import println print("Hello World!") np_

``` import numpy as np arr1 = np.array([1, 2, 3, 4, 5, 6]) print(arr1) arr2 = np.array([[1, 2, 3], [

计算机->属性->高级系统设置->环境变量 java 环境变量 JAVA_HOME C:\Program Files\Java\jdk-21 PATH： %JAVA_HOME%\bin %JAVA_H