<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[VictorChoo的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/VictorChoo</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; VictorChoo]]></copyright><item><title><![CDATA[IDEA连接数据库时出现java.lang.ClassNotFoundException: com.mysql.jdbc.Driver如何解决]]></title><link>https://blog.youkuaiyun.com/VictorChoo/article/details/108786811</link><guid>https://blog.youkuaiyun.com/VictorChoo/article/details/108786811</guid><author>VictorChoo</author><pubDate>Fri, 25 Sep 2020 00:33:33 +0800</pubDate><description><![CDATA[IDEA连接数据库时出现java.lang.ClassNotFoundException: com.mysql.jdbc.Driver如何解决
原文链接


]]></description><category></category></item><item><title><![CDATA[leetcode 2 两数相加 python]]></title><link>https://blog.youkuaiyun.com/VictorChoo/article/details/106150567</link><guid>https://blog.youkuaiyun.com/VictorChoo/article/details/106150567</guid><author>VictorChoo</author><pubDate>Fri, 15 May 2020 22:13:32 +0800</pubDate><description><![CDATA[python3代码，模仿java答案写的，注意python3的取整是
class Solution:
    def addTwoNumbers(self, l1, l2):
        """
        :type l1: ListNode
        :type l2: ListNode
        :rtype: ListNode
        """
        re = ListNode(0)
        r=re
        carry=0
        w..]]></description><category></category></item><item><title><![CDATA[python 字符串转string eval 和 ast.literal_eval]]></title><link>https://blog.youkuaiyun.com/VictorChoo/article/details/105535667</link><guid>https://blog.youkuaiyun.com/VictorChoo/article/details/105535667</guid><author>VictorChoo</author><pubDate>Wed, 15 Apr 2020 15:10:33 +0800</pubDate><description><![CDATA[eval 和 ast.literal_eval

]]></description><category></category></item><item><title><![CDATA[python 按字典value排序以及按list中字典的某个key的value排序]]></title><link>https://blog.youkuaiyun.com/VictorChoo/article/details/105237089</link><guid>https://blog.youkuaiyun.com/VictorChoo/article/details/105237089</guid><author>VictorChoo</author><pubDate>Wed, 01 Apr 2020 01:56:19 +0800</pubDate><description><![CDATA[python 按字典value排序以及按list中字典的某个key的value排序
参考

]]></description><category></category></item><item><title><![CDATA[jupyer notebook使用]]></title><link>https://blog.youkuaiyun.com/VictorChoo/article/details/104865843</link><guid>https://blog.youkuaiyun.com/VictorChoo/article/details/104865843</guid><author>VictorChoo</author><pubDate>Sat, 14 Mar 2020 19:45:02 +0800</pubDate><description><![CDATA[安装及基础功能
安装和基础功能使用
有用的快捷键使用
快捷键及基础功能使用 着重看3使用


双击单个Cell进行编辑，也可以直接使用快捷键Ctrl-Enter


删除Cell可以通过Edit-&gt;Delete Cells进行操作，同样支持快捷键(单击2次D)：
D,D : delete selected cells


插入新的Cell
我们可以选择在当前Cell的上方或下方进行插入，对应...]]></description><category></category></item><item><title><![CDATA[openCV 图像和视频处理基础操作]]></title><link>https://blog.youkuaiyun.com/VictorChoo/article/details/103989361</link><guid>https://blog.youkuaiyun.com/VictorChoo/article/details/103989361</guid><author>VictorChoo</author><pubDate>Tue, 21 Jan 2020 10:57:37 +0800</pubDate><description><![CDATA[openCV 基础操作数据读取-图像数据读取-视频截取部分图像数据颜色通道提取边界填充图像融合
环境配置地址：
Anaconda
Python_whl
eclipse:按照自己的喜好，选择一个能debug就好

数据读取-图像
cv2.IMREAD_COLOR：彩色图像
cv2.IMREAD_GRAYSCALE：灰度图像
import cv2 #opencv读取的格式是BGR
import mat...]]></description><category></category></item><item><title><![CDATA[确定字符串里最长回文leetcode击败百分之99]]></title><link>https://blog.youkuaiyun.com/VictorChoo/article/details/103823044</link><guid>https://blog.youkuaiyun.com/VictorChoo/article/details/103823044</guid><author>VictorChoo</author><pubDate>Fri, 03 Jan 2020 16:46:39 +0800</pubDate><description><![CDATA[解题思路
其实解法还是基于中心朝两边扩散的思路，即遍历每一个点朝两边扩散，判断朝两边扩散的最大值即为此点的最大回文长度
例如：
收到：ababb
将其变成 #a#b#a#b#b#
这样做的目的是可以保证每一个点都可以成为中心点，可以朝两边扩散，不用判断回文长度是单数还是双数分开求解。
例如上面有子回文’aba‘和‘bb’分别由点’b‘为中心点扩散（#a#b#a#）和‘#’为中心点扩散（#b#b#）...]]></description><category></category></item><item><title><![CDATA[tensorflow技术解析与实战笔记]]></title><link>https://blog.youkuaiyun.com/VictorChoo/article/details/103769625</link><guid>https://blog.youkuaiyun.com/VictorChoo/article/details/103769625</guid><author>VictorChoo</author><pubDate>Tue, 31 Dec 2019 16:45:43 +0800</pubDate><description><![CDATA[tensorflow技术解析与实战笔记第4章 TensorFlow 基础知识4.1 系统架构4.2 设计理念4.3 编程模型4.3.1 边4.3.2 节点4.3.3 其他概念1.图2.会话3.设备4.变量5.内核4.4 常用 API4.4.1 图、操作和张量4.4.2 可视化4.5 变量作用域variable_scope 实例4.5.2 name_scope4.6 批标准化4.6.1 方法4.6....]]></description><category></category></item><item><title><![CDATA[python time datetime]]></title><link>https://blog.youkuaiyun.com/VictorChoo/article/details/103090913</link><guid>https://blog.youkuaiyun.com/VictorChoo/article/details/103090913</guid><author>VictorChoo</author><pubDate>Fri, 15 Nov 2019 19:07:33 +0800</pubDate><description><![CDATA[python Time
import time,datetime
timeArray = time.localtime(1462482700)#1970秒数
print(timeArray)
print(timeArray.tm_hour)
otherStyleTime = time.strftime("%Y-%m-%d %H:%M:%S", timeArray)
print(otherStyle...]]></description><category></category></item><item><title><![CDATA[numpy与panda基本操作]]></title><link>https://blog.youkuaiyun.com/VictorChoo/article/details/102844240</link><guid>https://blog.youkuaiyun.com/VictorChoo/article/details/102844240</guid><author>VictorChoo</author><pubDate>Thu, 31 Oct 2019 19:40:03 +0800</pubDate><description><![CDATA[numpy and pandaNumpy 属性Numpy 的创建 array关键字创建数组指定数据 dtype创建特定数据numpy 的几种基本运算numpy 的几种基本运算Numpy 索引一维索引二维索引Numpy array 合并np.vstack()np.hstack()np.newaxis()np.concatenate()
Numpy 属性
这次我们会介绍几种 numpy 的属性:
nd...]]></description><category></category></item></channel></rss>