<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[鬼义虎神的学习笔记]]></title><description><![CDATA[鬼义虎神的学习笔记]]></description><link>https://blog.youkuaiyun.com/u013487601</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; u013487601]]></copyright><item><title><![CDATA[Python-defaultdict]]></title><link>https://blog.youkuaiyun.com/u013487601/article/details/151618200</link><guid>https://blog.youkuaiyun.com/u013487601/article/details/151618200</guid><author>u013487601</author><pubDate>Fri, 12 Sep 2025 14:42:15 +0800</pubDate><description><![CDATA[Python的defaultdict是dict的子类，能自动为不存在的键创建默认值，避免KeyError异常。嵌套defaultdict可处理多层数据结构，如使用lambda函数创建多层嵌套结构。其优势在于无需预检查键存在、自动创建嵌套结构、代码简洁。但需注意内存使用、类型安全等问题。典型应用包括统计分组、构建复杂数据结构等场景。使用嵌套defaultdict时，需合理设计各层级默认值类型，并可通过递归方法转换为普通字典。]]></description><category></category></item><item><title><![CDATA[使用docker-compose搭建MinIO集群]]></title><link>https://blog.youkuaiyun.com/u013487601/article/details/149466432</link><guid>https://blog.youkuaiyun.com/u013487601/article/details/149466432</guid><author>u013487601</author><pubDate>Sat, 19 Jul 2025 16:48:27 +0800</pubDate><description><![CDATA[服务器两台，每台服务器当做一个MinIO集群的一个节点；每台服务器有2块数据盘，合计4块硬盘。满足最低“”的配置要求。]]></description><category></category></item><item><title><![CDATA[MinIO Python SDK - 对象操作]]></title><link>https://blog.youkuaiyun.com/u013487601/article/details/149331644</link><guid>https://blog.youkuaiyun.com/u013487601/article/details/149331644</guid><author>u013487601</author><pubDate>Mon, 14 Jul 2025 15:58:36 +0800</pubDate><description><![CDATA[返回值：URL string，URL字符串获取对象的预签名 URL，用于指定的 HTTP 方法、过期时间和自定义请求参数。参数类型描述methodstrHTTP方法。str桶名。str存储桶中的对象名称。expires过期时间（以秒为单位）；默认为 7 天。dict可选的 response_headers 参数用于指定响应字段，例如日期、大小、文件类型、有关服务器的数据等。参数用于指定不同的请求日期。默认值为当前日期。version_idstr对象的版本 ID。]]></description><category></category></item><item><title><![CDATA[MinIO Python SDK - 快速入门、初始化客户端、桶操作]]></title><link>https://blog.youkuaiyun.com/u013487601/article/details/149330394</link><guid>https://blog.youkuaiyun.com/u013487601/article/details/149330394</guid><author>u013487601</author><pubDate>Mon, 14 Jul 2025 15:21:33 +0800</pubDate><description><![CDATA[MinIO Python 客户端 SDK 提供了高级 API，用于访问任何 MinIO 对象存储或其他与 Amazon S3 兼容的服务。本快速入门指南介绍了如何安装 MinIO 客户端 SDK、连接到对象存储服务以及创建一个示例文件上传器。]]></description><category></category></item><item><title><![CDATA[Django缓存框架API]]></title><link>https://blog.youkuaiyun.com/u013487601/article/details/147743937</link><guid>https://blog.youkuaiyun.com/u013487601/article/details/147743937</guid><author>u013487601</author><pubDate>Tue, 06 May 2025 17:40:43 +0800</pubDate><description><![CDATA[有时，缓存整个渲染页面并不会带来太多好处，事实上，这样会很不方便。比如站点包含一个视图，它的结果依赖许多费时的查询，而且结果会随着时间变化而改变。在这个情况下，使用站点或视图缓存策略提供的全页面缓存并不理想，以为不能缓存所有结果（一些数据经常变动），不过仍然可以缓存几乎没有变化的结果。像这样的情况Django公开了一个底层的缓存API。可以使用这个API以任意级别颗粒度在缓存中存储对象。]]></description><category></category></item><item><title><![CDATA[将Minio设置为Django的默认Storage（django-storages）]]></title><link>https://blog.youkuaiyun.com/u013487601/article/details/144638315</link><guid>https://blog.youkuaiyun.com/u013487601/article/details/144638315</guid><author>u013487601</author><pubDate>Sun, 22 Dec 2024 00:25:29 +0800</pubDate><description><![CDATA[Django集成Minio]]></description><category></category></item><item><title><![CDATA[Feast：概念]]></title><link>https://blog.youkuaiyun.com/u013487601/article/details/134621753</link><guid>https://blog.youkuaiyun.com/u013487601/article/details/134621753</guid><author>u013487601</author><pubDate>Sat, 25 Nov 2023 23:24:23 +0800</pubDate><description><![CDATA[它是一组特征的集合(feature view（关键组件），特征视图映射到0个或多个实体0个实体：例如全局特征，如num_daily_global_transactions（每日全球交易数量）1个实体：例如用户特征，如user_age（用户年龄）或last_5_bought_items（最近购买的5个商品）多个实体，即组合键：例如用户+商户类别特征，如num_user_purchases_in_merchant_category（某商户类别中用户的购买数量）]]></description><category></category></item><item><title><![CDATA[使用Docker安装JupyterHub]]></title><link>https://blog.youkuaiyun.com/u013487601/article/details/133688943</link><guid>https://blog.youkuaiyun.com/u013487601/article/details/133688943</guid><author>u013487601</author><pubDate>Sun, 08 Oct 2023 20:08:05 +0800</pubDate><description><![CDATA[Docker安装JupyterHub
JupyterHub汉化
给用户分配管理员权限
批量添加用户
用户设置密码]]></description><category></category></item><item><title><![CDATA[《让你的沟通结构化》考试试题及答案截图]]></title><link>https://blog.youkuaiyun.com/u013487601/article/details/132612504</link><guid>https://blog.youkuaiyun.com/u013487601/article/details/132612504</guid><author>u013487601</author><pubDate>Thu, 31 Aug 2023 22:13:00 +0800</pubDate><description><![CDATA[中电金信新员工入职培训选修课《让你的沟通结构化》考试答案截图。]]></description><category></category></item><item><title><![CDATA[《高效职业人》考试试题及答案截图]]></title><link>https://blog.youkuaiyun.com/u013487601/article/details/132612421</link><guid>https://blog.youkuaiyun.com/u013487601/article/details/132612421</guid><author>u013487601</author><pubDate>Thu, 31 Aug 2023 22:10:22 +0800</pubDate><description><![CDATA[中电金信新员工入职培训选修课《高效职业人》考试答案截图。]]></description><category></category></item><item><title><![CDATA[《用行动打造满意的服务》考试答案]]></title><link>https://blog.youkuaiyun.com/u013487601/article/details/132612315</link><guid>https://blog.youkuaiyun.com/u013487601/article/details/132612315</guid><author>u013487601</author><pubDate>Thu, 31 Aug 2023 21:57:13 +0800</pubDate><description><![CDATA[中电金信新员工入职培训选修课程《用行动打造满意的服务》考试答案。]]></description><category></category></item><item><title><![CDATA[新员工入职培训选修课《提高时间的效能》考试答案]]></title><link>https://blog.youkuaiyun.com/u013487601/article/details/132612292</link><guid>https://blog.youkuaiyun.com/u013487601/article/details/132612292</guid><author>u013487601</author><pubDate>Thu, 31 Aug 2023 21:55:13 +0800</pubDate><description><![CDATA[中电金信新员工入职培训选修课《提高时间的效能》考试答案。]]></description><category></category></item><item><title><![CDATA[”源启，征程“新员工入职考试题及答案]]></title><link>https://blog.youkuaiyun.com/u013487601/article/details/132413157</link><guid>https://blog.youkuaiyun.com/u013487601/article/details/132413157</guid><author>u013487601</author><pubDate>Mon, 21 Aug 2023 17:32:23 +0800</pubDate><description><![CDATA[中电金信，新员工入职必修课《源启，征程》考试题及答案。]]></description><category></category></item><item><title><![CDATA[Linux shell练习题——grep、|、ln、chmod、vim]]></title><link>https://blog.youkuaiyun.com/u013487601/article/details/131407472</link><guid>https://blog.youkuaiyun.com/u013487601/article/details/131407472</guid><author>u013487601</author><pubDate>Mon, 26 Jun 2023 23:45:34 +0800</pubDate><description><![CDATA[2yy。]]></description><category></category></item><item><title><![CDATA[Linux shell练习题——cd、ls、mkdir、mv、rm]]></title><link>https://blog.youkuaiyun.com/u013487601/article/details/131407453</link><guid>https://blog.youkuaiyun.com/u013487601/article/details/131407453</guid><author>u013487601</author><pubDate>Mon, 26 Jun 2023 23:41:54 +0800</pubDate><description><![CDATA[【代码】Linux shell练习题——cd、ls、mkdir、mv、rm。]]></description><category></category></item><item><title><![CDATA[Python logging 日志]]></title><link>https://blog.youkuaiyun.com/u013487601/article/details/124770307</link><guid>https://blog.youkuaiyun.com/u013487601/article/details/124770307</guid><author>u013487601</author><pubDate>Wed, 18 May 2022 22:09:43 +0800</pubDate><description><![CDATA[Python日志详解，logging模块，Django和Flask日志基础]]></description><category></category></item><item><title><![CDATA[Pycharm安装插件及优秀插件推荐]]></title><link>https://blog.youkuaiyun.com/u013487601/article/details/124440772</link><guid>https://blog.youkuaiyun.com/u013487601/article/details/124440772</guid><author>u013487601</author><pubDate>Wed, 27 Apr 2022 00:29:37 +0800</pubDate><description><![CDATA[Pycharm离线安装插件，Pycharm在线安装插件，列强推荐Pycharm优秀的插件。]]></description><category></category></item><item><title><![CDATA[Python获取列表中最大值的索引]]></title><link>https://blog.youkuaiyun.com/u013487601/article/details/124131206</link><guid>https://blog.youkuaiyun.com/u013487601/article/details/124131206</guid><author>u013487601</author><pubDate>Tue, 12 Apr 2022 18:48:54 +0800</pubDate><description><![CDATA[获取列表中最大值的索引
方式一
a = [1, 2, 3, 4, 5, 6, 7]

# 首先获取列表中的最大值
max_data = max(a)
# 获取最大值的索引
a.index(max_data)

方式二（推荐）
a = [1, 2, 3, 4, 5, 6, 7]

import numpy
# 将列表转化成数组
a_array = numpy.array(a)
# 获取最大值的索引
a_array.argmax()

方式三
a = [1, 2, 3, 4, 5, 6, 7]

index =]]></description><category></category></item><item><title><![CDATA[Pycharm连接达梦数据库]]></title><link>https://blog.youkuaiyun.com/u013487601/article/details/122953661</link><guid>https://blog.youkuaiyun.com/u013487601/article/details/122953661</guid><author>u013487601</author><pubDate>Tue, 15 Feb 2022 22:53:51 +0800</pubDate><description><![CDATA[IDEA连接达梦数据库；
Pycharm连接DM数据库；]]></description><category></category></item><item><title><![CDATA[ORA-12514: TNS: 监听程序当前无法识别连接描述符中请求的服务]]></title><link>https://blog.youkuaiyun.com/u013487601/article/details/119088738</link><guid>https://blog.youkuaiyun.com/u013487601/article/details/119088738</guid><author>u013487601</author><pubDate>Sun, 25 Jul 2021 22:11:53 +0800</pubDate><description><![CDATA[新装的Oracle 19c，安装完成后，连接的时候先报了个“无监听程序”，解决完本以为好了，再一连接，又报了这个错误“ORA-12514: TNS: 监听程序当前无法识别连接描述符中请求的服务”，心态炸裂，立马想换回Oracle 11g。
结局步骤如下（全部都是截图）：

找到Oracle自带的配置工具重新对Oracle进行配置




重点就是重置服务命为orcl











问题完美解决。


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