<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[菜鸟要爱学习]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/TYJ00</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; TYJ00]]></copyright><item><title><![CDATA[torch_scatter.scatter()的使用方法]]></title><link>https://blog.youkuaiyun.com/TYJ00/article/details/131024079</link><guid>https://blog.youkuaiyun.com/TYJ00/article/details/131024079</guid><author>TYJ00</author><pubDate>Sat, 03 Jun 2023 19:00:27 +0800</pubDate><description><![CDATA[对第一行元素[1,2,3]和第二行元素[4,5,6]进行。，从索引可以看出顺序为[7,8,9]——[1,2,3]和[4,5,6]——[10,11,12]，分别进行。操作得到[7,8,9]——[2.5,3.5,4.5]——[10,11,12]三个tensor，然后进行。得到[2.5,3.5,4.5]，对第三行元素[7,8,9]进行。分割元素[1,4,7]、[2,5,8]和[3,6,9]。分割：[1,2,3],[4,5,6],[7,8,9]。表示将[1,4,7]和[2,5,8]首先进行。]]></description><category></category></item><item><title><![CDATA[PyG的Planetoid无法直接下载Cora等数据集的解决方法]]></title><link>https://blog.youkuaiyun.com/TYJ00/article/details/130874375</link><guid>https://blog.youkuaiyun.com/TYJ00/article/details/130874375</guid><author>TYJ00</author><pubDate>Thu, 25 May 2023 20:25:30 +0800</pubDate><description><![CDATA[解决PyG无法下载数据问题]]></description><category></category></item><item><title><![CDATA[tf.where、]]></title><link>https://blog.youkuaiyun.com/TYJ00/article/details/129746783</link><guid>https://blog.youkuaiyun.com/TYJ00/article/details/129746783</guid><author>TYJ00</author><pubDate>Fri, 24 Mar 2023 19:06:59 +0800</pubDate><description><![CDATA[在复现Faster R-CNN过程中，计算相应的模型损失时，遇到tf.where()等函数不是很清楚，今天记录下来以备查看。tf.where()对于非布尔型张量，返回的是非零数值的位置。在tensor中进行不连续的取值，就必须用到。其基本语法如下：params,indices,name=None。]]></description><category></category></item><item><title><![CDATA[28.C++之STL(六）]]></title><link>https://blog.youkuaiyun.com/TYJ00/article/details/126491972</link><guid>https://blog.youkuaiyun.com/TYJ00/article/details/126491972</guid><author>TYJ00</author><pubDate>Wed, 24 Aug 2022 12:00:00 +0800</pubDate><description><![CDATA[函数对象
谓词
内建函数]]></description><category></category></item><item><title><![CDATA[27.C++之STL(五）]]></title><link>https://blog.youkuaiyun.com/TYJ00/article/details/126453925</link><guid>https://blog.youkuaiyun.com/TYJ00/article/details/126453925</guid><author>TYJ00</author><pubDate>Tue, 23 Aug 2022 12:00:00 +0800</pubDate><description><![CDATA[set容器和map容器]]></description><category></category></item><item><title><![CDATA[26.C++之STL(四）]]></title><link>https://blog.youkuaiyun.com/TYJ00/article/details/126443148</link><guid>https://blog.youkuaiyun.com/TYJ00/article/details/126443148</guid><author>TYJ00</author><pubDate>Mon, 22 Aug 2022 12:00:00 +0800</pubDate><description><![CDATA[容器——stack、queue、list]]></description><category></category></item><item><title><![CDATA[25.C++之STL(三）]]></title><link>https://blog.youkuaiyun.com/TYJ00/article/details/126430780</link><guid>https://blog.youkuaiyun.com/TYJ00/article/details/126430780</guid><author>TYJ00</author><pubDate>Sun, 21 Aug 2022 12:00:00 +0800</pubDate><description><![CDATA[deque容器]]></description><category></category></item><item><title><![CDATA[24.C++之STL(二）]]></title><link>https://blog.youkuaiyun.com/TYJ00/article/details/126426742</link><guid>https://blog.youkuaiyun.com/TYJ00/article/details/126426742</guid><author>TYJ00</author><pubDate>Fri, 19 Aug 2022 17:07:09 +0800</pubDate><description><![CDATA[string容器]]></description><category></category></item><item><title><![CDATA[23.C++之STL(一)]]></title><link>https://blog.youkuaiyun.com/TYJ00/article/details/126411546</link><guid>https://blog.youkuaiyun.com/TYJ00/article/details/126411546</guid><author>TYJ00</author><pubDate>Fri, 19 Aug 2022 11:22:58 +0800</pubDate><description><![CDATA[容器Vector]]></description><category></category></item><item><title><![CDATA[22.C++之类模板]]></title><link>https://blog.youkuaiyun.com/TYJ00/article/details/126342437</link><guid>https://blog.youkuaiyun.com/TYJ00/article/details/126342437</guid><author>TYJ00</author><pubDate>Tue, 16 Aug 2022 12:32:02 +0800</pubDate><description><![CDATA[C++之类模板相关知识！！！]]></description><category></category></item><item><title><![CDATA[21.C++之函数模板]]></title><link>https://blog.youkuaiyun.com/TYJ00/article/details/125777152</link><guid>https://blog.youkuaiyun.com/TYJ00/article/details/125777152</guid><author>TYJ00</author><pubDate>Fri, 15 Jul 2022 09:11:12 +0800</pubDate><description><![CDATA[函数模板的使用]]></description><category></category></item><item><title><![CDATA[20.C++之文件操作]]></title><link>https://blog.youkuaiyun.com/TYJ00/article/details/125663401</link><guid>https://blog.youkuaiyun.com/TYJ00/article/details/125663401</guid><author>TYJ00</author><pubDate>Fri, 08 Jul 2022 16:39:36 +0800</pubDate><description><![CDATA[C++之文件操作]]></description><category></category></item><item><title><![CDATA[19.C++之多态]]></title><link>https://blog.youkuaiyun.com/TYJ00/article/details/125618276</link><guid>https://blog.youkuaiyun.com/TYJ00/article/details/125618276</guid><author>TYJ00</author><pubDate>Wed, 06 Jul 2022 14:44:02 +0800</pubDate><description><![CDATA[多态技术的学习]]></description><category></category></item><item><title><![CDATA[18.C++之继承]]></title><link>https://blog.youkuaiyun.com/TYJ00/article/details/125386003</link><guid>https://blog.youkuaiyun.com/TYJ00/article/details/125386003</guid><author>TYJ00</author><pubDate>Tue, 21 Jun 2022 16:25:13 +0800</pubDate><description><![CDATA[继承]]></description><category></category></item><item><title><![CDATA[17.C++之运算符重载（一）]]></title><link>https://blog.youkuaiyun.com/TYJ00/article/details/125327728</link><guid>https://blog.youkuaiyun.com/TYJ00/article/details/125327728</guid><author>TYJ00</author><pubDate>Fri, 17 Jun 2022 16:54:38 +0800</pubDate><description><![CDATA[为适应不同类型数据，对已有的运算符进行重新定义。]]></description><category></category></item><item><title><![CDATA[16.C++之友元]]></title><link>https://blog.youkuaiyun.com/TYJ00/article/details/125279325</link><guid>https://blog.youkuaiyun.com/TYJ00/article/details/125279325</guid><author>TYJ00</author><pubDate>Wed, 15 Jun 2022 09:10:01 +0800</pubDate><description><![CDATA[以类做友元]]></description><category></category></item><item><title><![CDATA[15.C++之对象模型]]></title><link>https://blog.youkuaiyun.com/TYJ00/article/details/125271473</link><guid>https://blog.youkuaiyun.com/TYJ00/article/details/125271473</guid><author>TYJ00</author><pubDate>Tue, 14 Jun 2022 11:07:35 +0800</pubDate><description><![CDATA[掌握C++对象模型







在一个类中，成员属性默认为是由this指针指向的，当有一个空指针去指向属性时会报错。


此时我们加上一段代码，判断是否为空，若为空直接退出。




成员函数后加const，称为常函数；
在常函数内不可以改变成员属性的值；
若想在常...]]></description><category></category></item><item><title><![CDATA[14.C++之对象的初始化和清理]]></title><link>https://blog.youkuaiyun.com/TYJ00/article/details/125202698</link><guid>https://blog.youkuaiyun.com/TYJ00/article/details/125202698</guid><author>TYJ00</author><pubDate>Sat, 11 Jun 2022 06:00:00 +0800</pubDate><description><![CDATA[C++之对象的初始化和清理]]></description><category></category></item><item><title><![CDATA[13.C++之封装示例]]></title><link>https://blog.youkuaiyun.com/TYJ00/article/details/125177362</link><guid>https://blog.youkuaiyun.com/TYJ00/article/details/125177362</guid><author>TYJ00</author><pubDate>Thu, 09 Jun 2022 06:00:00 +0800</pubDate><description><![CDATA[通过两个示例：
1.设计立方体，并且判断这两个立方体是否相等；
2.判断点和圆的位置；]]></description><category></category></item><item><title><![CDATA[12.C++之封装]]></title><link>https://blog.youkuaiyun.com/TYJ00/article/details/125161595</link><guid>https://blog.youkuaiyun.com/TYJ00/article/details/125161595</guid><author>TYJ00</author><pubDate>Wed, 08 Jun 2022 06:00:00 +0800</pubDate><description><![CDATA[掌握封装的形式，内部属性、成员以及相关权限的调用！！！



类中的属性和行为都统称为成员；
属性----->成员属性；
行为----->成员函数；

2. 类中的权限说明
在设计类的时候，可以把属性和行为放在不同的权限下，便于控制。权限一般有三种：类（class）和结构体（struct）的权限区别：

我们将成员属性设置为私有，主要有以下两个优点：在一个类中，我们将属性设置为私有属性，在类外是不能调用的，但是我们可以提供public的接口进行类内设置。




代码演示：
将成员属性设置为私有，利用pub]]></description><category></category></item></channel></rss>