<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[cab_bage的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/cab_bage</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; cab_bage]]></copyright><item><title><![CDATA[图片并列显示（个人笔记）]]></title><link>https://blog.youkuaiyun.com/cab_bage/article/details/139453424</link><guid>https://blog.youkuaiyun.com/cab_bage/article/details/139453424</guid><author>cab_bage</author><pubDate>Tue, 04 Jun 2024 20:38:08 +0800</pubDate><description><![CDATA[【代码】图片并列显示（个人笔记）]]></description><category></category></item><item><title><![CDATA[pyautogui自动点击无敌版（含注释，按需修改）]]></title><link>https://blog.youkuaiyun.com/cab_bage/article/details/135883383</link><guid>https://blog.youkuaiyun.com/cab_bage/article/details/135883383</guid><author>cab_bage</author><pubDate>Sat, 27 Jan 2024 15:46:05 +0800</pubDate><description><![CDATA[pyautogui自动点击无敌版（含注释，按需修改）]]></description><category></category></item><item><title><![CDATA[anaconda创建环境及pycharm环境使用（注意24版pycharm先添加condabin文件中的conda.bat再添加解释器）]]></title><link>https://blog.youkuaiyun.com/cab_bage/article/details/127188638</link><guid>https://blog.youkuaiyun.com/cab_bage/article/details/127188638</guid><author>cab_bage</author><pubDate>Thu, 06 Oct 2022 22:00:26 +0800</pubDate><description><![CDATA[anaconda创建环境及使用（24版注意先添加conda.bat）]]></description><category></category></item><item><title><![CDATA[opencv人脸检测笔记（简版]]></title><link>https://blog.youkuaiyun.com/cab_bage/article/details/126570933</link><guid>https://blog.youkuaiyun.com/cab_bage/article/details/126570933</guid><author>cab_bage</author><pubDate>Sun, 28 Aug 2022 16:14:07 +0800</pubDate><description><![CDATA[opencv人脸检测]]></description><category></category></item><item><title><![CDATA[JAVA贪吃蛇（简易版）]]></title><link>https://blog.youkuaiyun.com/cab_bage/article/details/125244285</link><guid>https://blog.youkuaiyun.com/cab_bage/article/details/125244285</guid><author>cab_bage</author><pubDate>Sun, 12 Jun 2022 13:02:42 +0800</pubDate><description><![CDATA[实战练习java--贪吃蛇小游戏简易版]]></description><category></category></item><item><title><![CDATA[pyaotugui笔记]]></title><link>https://blog.youkuaiyun.com/cab_bage/article/details/122951610</link><guid>https://blog.youkuaiyun.com/cab_bage/article/details/122951610</guid><author>cab_bage</author><pubDate>Tue, 15 Feb 2022 20:43:07 +0800</pubDate><description><![CDATA[文章内容来源于知乎，只记录了一些常用的，还有键盘控制，消息窗口和截图相关没写，详情参考原文：https://zhuanlan.zhihu.com/p/302592540
import pyautogui
pyautogui.size()  # 获取屏幕尺寸（分辨率×分辨率）
pyautogui.position() # 获取鼠标当前位置
pyautogui.onScreen(x,y) # 判断坐标是否在屏幕范围内
sizex,sizey=pyautogui.size() # 保存屏幕尺寸
pyautogui]]></description><category></category></item><item><title><![CDATA[关于pycharm终端pip install的下载速度慢的解决方法之一]]></title><link>https://blog.youkuaiyun.com/cab_bage/article/details/122602449</link><guid>https://blog.youkuaiyun.com/cab_bage/article/details/122602449</guid><author>cab_bage</author><pubDate>Thu, 20 Jan 2022 15:21:38 +0800</pubDate><description><![CDATA[刚刚复现代码安装scipy1.2.0版本，用pip install scipy==1.2.0下载库，好几次都read time out，下载速度慢。然后用pycharm下载就几秒完事，属实震惊到我了。所以建议有条件直接用pycharm下（设置-&gt;项目-&gt;python解释器-&gt;点 ‘+’ 搜索库再安装，毕竟也可以指定版本）

...]]></description><category></category></item><item><title><![CDATA[matlab基础之矩阵备忘录]]></title><link>https://blog.youkuaiyun.com/cab_bage/article/details/122566502</link><guid>https://blog.youkuaiyun.com/cab_bage/article/details/122566502</guid><author>cab_bage</author><pubDate>Tue, 18 Jan 2022 19:23:37 +0800</pubDate><description><![CDATA[%%对角阵

diag(A)%取A的主对角线（第0条）元素，产生列向量
diag(A,K)%取A的第K条对角线元素，产生列向量
diag(V)%以向量V为主对角线元素构造对角矩阵
diag(V,K)%以向量V为第K条对角线元素构造对角矩阵
        			    %%三角阵

%上三角
triu(A)%提取A主对角线及以上元素
triu(A,K)%提取A的K对角线及以上元素
% 下三角（同上）
tril(A)
tril(A,K)
%%矩阵操作
A.’%A的转置矩阵
A’%A的转置且对每...]]></description><category></category></item><item><title><![CDATA[python键盘控制示例（按wsad，turtle在画布上下左右移动）]]></title><link>https://blog.youkuaiyun.com/cab_bage/article/details/122366486</link><guid>https://blog.youkuaiyun.com/cab_bage/article/details/122366486</guid><author>cab_bage</author><pubDate>Fri, 07 Jan 2022 15:58:42 +0800</pubDate><description><![CDATA[from turtle import *
from random import *
import turtle
R=20
s=Screen()
speed(0)
size=s.screensize()
w=size[0]
h=size[1]
setup(2*w,2*h)
def up():
    setheading(90)
    fd(50)
def down():
    setheading(-90)
    fd(50)
def right():
    setheading(0)
    fd]]></description><category></category></item><item><title><![CDATA[一个很智障的小游戏，就用了turtle和鼠标控制（点到圈里面生成下一个圈，嗯，很智障）]]></title><link>https://blog.youkuaiyun.com/cab_bage/article/details/122366431</link><guid>https://blog.youkuaiyun.com/cab_bage/article/details/122366431</guid><author>cab_bage</author><pubDate>Fri, 07 Jan 2022 15:56:59 +0800</pubDate><description><![CDATA[from turtle import *
from random import *
R=20
size =getscreen().screensize()
w = size[0]
h = size[1]
setup(2*w,2*h)
speed(0)
hideturtle()
bgcolor('gray')
pencolor('white')
def draw():
    global x
    global y
    x=randint(-w+R,w-R)
    y=randint(-h+R,h-]]></description><category></category></item><item><title><![CDATA[自学了一天opencv，挑了点基础的先记在这]]></title><link>https://blog.youkuaiyun.com/cab_bage/article/details/122366192</link><guid>https://blog.youkuaiyun.com/cab_bage/article/details/122366192</guid><author>cab_bage</author><pubDate>Fri, 07 Jan 2022 15:54:35 +0800</pubDate><description><![CDATA[import cv2
================调用摄像头================
def video_demo():
    cap = cv2.VideoCapture(0)#只有一个摄像头默认为0
    while (True):
        ref, frame = cap.read()#ref为true，false，是否获取到图像。frame为获取到的图像
        if ref==1:
             cv2.imshow("1", frame)
      ]]></description><category></category></item><item><title><![CDATA[Python爬虫下载视频（bs4+re）]]></title><link>https://blog.youkuaiyun.com/cab_bage/article/details/119765265</link><guid>https://blog.youkuaiyun.com/cab_bage/article/details/119765265</guid><author>cab_bage</author><pubDate>Tue, 17 Aug 2021 20:40:31 +0800</pubDate><description><![CDATA[Python爬虫下载视频（bs4+re）
这几天老想看番又嫌小网站上一集集下着麻烦就想用爬虫弄一下。虽然遇到点问题，不过也是宝贵的经历，在这里分享一下（顺便送一个看番网站）
import time
from random import *
from bs4 import BeautifulSoup
import requests
import re

# 爬视频链接（爬完就注释掉了，不然看着心烦）
# f_url=open('pre_urlss','w',encoding='utf-8')
# for i ]]></description><category></category></item><item><title><![CDATA[关于爬虫报错‘NoneType‘ object has no attribute ‘find_all‘]]></title><link>https://blog.youkuaiyun.com/cab_bage/article/details/119609305</link><guid>https://blog.youkuaiyun.com/cab_bage/article/details/119609305</guid><author>cab_bage</author><pubDate>Wed, 11 Aug 2021 16:07:35 +0800</pubDate><description><![CDATA[这几天学了点Python的爬虫碰到这个问题，本来在这个程序前弄了个一样的代码爬别的网站没报错，所以第一感觉是被反爬了，不过输出响应结果为200，到处找解决方法，加str啥的都没用，今天突然去掉一个下划线就成功了，视频里老师讲下划线是为了区分关键字，不过看来还是先不加吧



...]]></description><category></category></item></channel></rss>