09 2022 档案

face_masker
摘要：安装opencv pip install -i https://pypi.tuna.tsinghua.edu.cn/simple opencv-python 测试代码 import numpy as np import cv2 as cv cap = cv.VideoCapture(0) if no 阅读全文
posted @ 2022-09-29 11:26 化羽归尘 阅读(11) 评论(0) 推荐(0)
java-集合
摘要：1、ArrayList 2、LinkedList 3、ArrayDeque 4、HashSet 5、HsahMap 1、ArrayList https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/ArrayList 阅读全文
posted @ 2022-09-26 20:57 化羽归尘 阅读(6) 评论(0) 推荐(0)
java-数组
摘要：在线运行java程序 https://www.runoob.com/try/runcode.php?filename=HelloWorld&type=java 1、遍历数组 int[] arr = {1, 2, 3, 4, 5, 6, 7}； int[] arr = new int[]{1, 2, 阅读全文
posted @ 2022-09-26 15:53 化羽归尘 阅读(5) 评论(0) 推荐(0)