Day 22, 没有Day 21: 安装ESP32控制板之驱动程式(后续:类神经网路介绍主题PPT))

使用编程环境: Thonny 下载页面:https://www.silabs.com/developers/usb-to-uart-bridge-vcp-drivers 选择自己电脑使用的系统,Windows使用Universary版本 解压缩后,我没看到exe执
leetcode with python:110. Balanced Binary Tree

题目: Given a binary tree, determine if it is height-balanced. 给定一个binary tree,判断它是否为高度平衡二元树 在上题我们已经知道高度平衡二元树的定义是所有两子树
leetcode with python:111. Minimum Depth of Binary Tree

题目: Given a binary tree, find its minimum depth. The minimum depth is the number of nodes along the shortest path from the root node down to the nearest leaf node. 给定一个binary tree,求root到
leetcode with python:112. Path Sum

题目: Given the root of a binary tree and an integer targetSum, return true if the tree has a root-to-leaf path such that adding up all the values along the path equals targetSum. 给定一个binary
C++暑假进化之路(0): 出发

这系列是怎么来的? 这个暑假想加强一下程式的基本功,把前年买的 C++ Primer 5th 啃一啃,然后把一些卡关的观念跟Code纪录一下。 这系列文章中会有甚么?
leetcode with python:118. Pascal's Triangle

题目: Given an integer numRows, return the first numRows of Pascal's triangle. In Pascal's triangle, each number is the sum of the two numbers directly above it. 给定一数n,以list型态回传帕斯
leetcode with python:119. Pascal's Triangle II

题目: Given an integer rowIndex, return the rowIndexth (0-indexed) row of the Pascal's triangle. 给定一数n,回传帕斯卡三角形的第n+1列(因为n是index值) 帕斯卡三角形的定义详见
leetcode with python:121. Best Time to Buy and Sell Stock

题目: You are given an array prices where prices[i] is the price of a given stock on the ith day. You want to maximize your profit by choosing a single day to buy one stock and choosing a different d
C++暑假进化之路(1): 2.3 複合型别

2.3.1 参考(reference) 一个已存在物件的别称(alias)。 需要初始化 int refval ; // 错误,需要初始化 输出: 型别一致 double ival = 1 ;int refval = ival ; //错误,型别需一
WPF-Image ToggleButton

方法一 直接在Xaml中使用Style与ControlTemplate,并在ControlTemplate中建一个Image 为Unchecked的图片,在ControlTemplate中再建一个Trigger,当IsChecked为Ture时,负责切换图