<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[uag 的博客]]></title><description><![CDATA[C++ 开发记录]]></description><link>https://blog.youkuaiyun.com/huapenguag</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; huapenguag]]></copyright><item><title><![CDATA[Centos 9 安装 PostgreSQL 16 并支持远程访问]]></title><link>https://blog.youkuaiyun.com/huapenguag/article/details/143801014</link><guid>https://blog.youkuaiyun.com/huapenguag/article/details/143801014</guid><author>huapenguag</author><pubDate>Fri, 15 Nov 2024 15:56:47 +0800</pubDate><description><![CDATA[仅列出核心操作，可以解决使用过程中遇到的访问问题。]]></description><category></category></item><item><title><![CDATA[macOS设置环境变量JAVA_HOME]]></title><link>https://blog.youkuaiyun.com/huapenguag/article/details/131217415</link><guid>https://blog.youkuaiyun.com/huapenguag/article/details/131217415</guid><author>huapenguag</author><pubDate>Wed, 14 Jun 2023 22:42:07 +0800</pubDate><description><![CDATA[macOS中安装多个java版本后 如何自定义使用哪个JAVA_HOEM]]></description><category></category></item><item><title><![CDATA[Ubuntu修改分辨率]]></title><link>https://blog.youkuaiyun.com/huapenguag/article/details/129452302</link><guid>https://blog.youkuaiyun.com/huapenguag/article/details/129452302</guid><author>huapenguag</author><pubDate>Fri, 10 Mar 2023 20:38:34 +0800</pubDate><description><![CDATA[笔记]]></description><category></category></item><item><title><![CDATA[CentOS7 root用户和普通用户登陆密码修改（忘记找回）]]></title><link>https://blog.youkuaiyun.com/huapenguag/article/details/127695040</link><guid>https://blog.youkuaiyun.com/huapenguag/article/details/127695040</guid><author>huapenguag</author><pubDate>Fri, 04 Nov 2022 19:44:44 +0800</pubDate><description><![CDATA[记录修改Centos root password  全过程。]]></description><category></category></item><item><title><![CDATA[YAML中duid参数配置样例]]></title><link>https://blog.youkuaiyun.com/huapenguag/article/details/127647196</link><guid>https://blog.youkuaiyun.com/huapenguag/article/details/127647196</guid><author>huapenguag</author><pubDate>Wed, 02 Nov 2022 10:33:51 +0800</pubDate><description><![CDATA[记录Yaml中关于Druid的配置部分]]></description><category></category></item><item><title><![CDATA[Hyper-V中Ubuntu 22 修改分辨率]]></title><link>https://blog.youkuaiyun.com/huapenguag/article/details/127384576</link><guid>https://blog.youkuaiyun.com/huapenguag/article/details/127384576</guid><author>huapenguag</author><pubDate>Tue, 18 Oct 2022 11:26:06 +0800</pubDate><description><![CDATA[Hyper-v 下的 ubuntu 22系统中通过修改Grub配置文件设置来实现]]></description><category></category></item><item><title><![CDATA[IDEA下tomcat启动后 server乱码，Tomcat Catalina Log乱码问题的解决]]></title><link>https://blog.youkuaiyun.com/huapenguag/article/details/122960441</link><guid>https://blog.youkuaiyun.com/huapenguag/article/details/122960441</guid><author>huapenguag</author><pubDate>Wed, 16 Feb 2022 11:57:25 +0800</pubDate><description><![CDATA[IDEA 调试运行时， Tomcat log 乱码问题解决思路。]]></description><category></category></item><item><title><![CDATA[SQL中字符串类型时间大小比较]]></title><link>https://blog.youkuaiyun.com/huapenguag/article/details/121205018</link><guid>https://blog.youkuaiyun.com/huapenguag/article/details/121205018</guid><author>huapenguag</author><pubDate>Mon, 08 Nov 2021 12:05:07 +0800</pubDate><description><![CDATA[SQL中字符串类型时间大小比较

两个关键点，一是时间比较，二是字符串大小问题

首先说明字符串大小比较的问题。字符串比较的时候，字符串的大小是从最左边第一个字符开始比较，大者为大，小者为小，若相等，则继续比较后面的字符。字符比较（character comparison）是指按照字典次序对单个字符行比较大小的操作，一般都是以ASCII码值的大小作为字符比较的标准。

其次是时间比较。其归根到底是字符串，核心信息是时间。字符串比较是有其自身的逻辑的，那么也要求时间格式要统一，至少是从左到右代字符表示的含义相]]></description><category></category></item><item><title><![CDATA[java: 程序包javafx.geometry不存在]]></title><link>https://blog.youkuaiyun.com/huapenguag/article/details/120086305</link><guid>https://blog.youkuaiyun.com/huapenguag/article/details/120086305</guid><author>huapenguag</author><pubDate>Fri, 03 Sep 2021 17:40:13 +0800</pubDate><description><![CDATA[开发工具

IDEA+maven

报错信息



错误信息解读：

1 Maven编译器输出框

2 compile 过程中有错

3 程序包不存在（在maven classpath中没有，不是不存在文件）

解决

解读1 2 为解决问题指明方向（诸如【Intellij IEDA运行报错：Error:(4, 19) java: 程序包javafx.*不存在】的解决方案不对症），应从Maven的生命周期着手解决。

解读 3 是具体问题。

我们是在编译java文件的时候需要依赖这个包中的class，也就]]></description><category></category></item><item><title><![CDATA[使用Windows平台在Python3.6开发环境下安装 GDAL示例]]></title><link>https://blog.youkuaiyun.com/huapenguag/article/details/115468433</link><guid>https://blog.youkuaiyun.com/huapenguag/article/details/115468433</guid><author>huapenguag</author><pubDate>Tue, 06 Apr 2021 19:28:44 +0800</pubDate><description><![CDATA[gdal安装
1 在网址 https://www.lfd.uci.edu/~gohlke/pythonlibs/#gdal 下载对应python版本的whl文件

2 3.6对应的文件为: GDAL-3.0.4-cp36-cp36m-win32.whl (分析cp36即为版本对应关系)

3 在命令行中pip install GDAL-3.0.4-cp36-cp36m-win32.whl (文件完整路径安装）。
...]]></description><category></category></item><item><title><![CDATA[C++ 二进制文件读取float型数值异常]]></title><link>https://blog.youkuaiyun.com/huapenguag/article/details/108142427</link><guid>https://blog.youkuaiyun.com/huapenguag/article/details/108142427</guid><author>huapenguag</author><pubDate>Fri, 21 Aug 2020 10:44:19 +0800</pubDate><description><![CDATA[C++中实现读取一个二进制文件。原始文件中存储的是float型数据，占4个字节。程序运行过程中采用float型直接读取，则每次默认读取8个字节，导致出现异常。尝试采用int型做为中间“容器”可以正常读取。以下为代码片段及输出结果。


...
	//* 未能正确解析部分***//
	float* ff = new float[12];
	int fsize = sizeof(float);
	inFile.read((char*)ff, sizeof(float) * 12);
	std::cout &l.]]></description><category></category></item><item><title><![CDATA[Nexus搭建Maven私服及开机自动启动配置]]></title><link>https://blog.youkuaiyun.com/huapenguag/article/details/107985207</link><guid>https://blog.youkuaiyun.com/huapenguag/article/details/107985207</guid><author>huapenguag</author><pubDate>Thu, 13 Aug 2020 17:32:52 +0800</pubDate><description><![CDATA[基于Ubantu16.04及Nexus 3.14搭建Maven仓库. 展示安装过程.及必要的开机启动配置项.]]></description><category></category></item><item><title><![CDATA[使用Python辅助ArcGIS出图－使用ArcToolbox]]></title><link>https://blog.youkuaiyun.com/huapenguag/article/details/106497880</link><guid>https://blog.youkuaiyun.com/huapenguag/article/details/106497880</guid><author>huapenguag</author><pubDate>Tue, 02 Jun 2020 15:58:17 +0800</pubDate><description><![CDATA[记录在ArcGIS添加ArcToolbox方法。]]></description><category></category></item><item><title><![CDATA[使用Python辅助ArcGIS出图-错误排查]]></title><link>https://blog.youkuaiyun.com/huapenguag/article/details/106497620</link><guid>https://blog.youkuaiyun.com/huapenguag/article/details/106497620</guid><author>huapenguag</author><pubDate>Tue, 02 Jun 2020 15:46:05 +0800</pubDate><description><![CDATA[记录Python辅助制图过程中遇到的一些问题及解决方法．]]></description><category></category></item><item><title><![CDATA[使用Python辅助ArcGIS出图-开发环境说明]]></title><link>https://blog.youkuaiyun.com/huapenguag/article/details/106496640</link><guid>https://blog.youkuaiyun.com/huapenguag/article/details/106496640</guid><author>huapenguag</author><pubDate>Tue, 02 Jun 2020 15:28:33 +0800</pubDate><description><![CDATA[在开始语言操作前需要熟悉的工作.]]></description><category></category></item><item><title><![CDATA[使用Python辅助ArcGIS出图]]></title><link>https://blog.youkuaiyun.com/huapenguag/article/details/106496002</link><guid>https://blog.youkuaiyun.com/huapenguag/article/details/106496002</guid><author>huapenguag</author><pubDate>Tue, 02 Jun 2020 14:53:21 +0800</pubDate><description><![CDATA[利用ArcPy包，使用Pyhon编程，辅助ArcGIS制作时序GIF图。实现批量制图出图操作。]]></description><category></category></item><item><title><![CDATA[SQL 存储过程入门知识]]></title><link>https://blog.youkuaiyun.com/huapenguag/article/details/104963340</link><guid>https://blog.youkuaiyun.com/huapenguag/article/details/104963340</guid><author>huapenguag</author><pubDate>Thu, 19 Mar 2020 11:33:13 +0800</pubDate><description><![CDATA[关于存储过程的一些入门知识,整理出来备忘。

确定存储过程作用 命名及书写流程

  ]]></description><category></category></item><item><title><![CDATA[ArcGIS Server重置manager用户名密码]]></title><link>https://blog.youkuaiyun.com/huapenguag/article/details/104625998</link><guid>https://blog.youkuaiyun.com/huapenguag/article/details/104625998</guid><author>huapenguag</author><pubDate>Tue, 03 Mar 2020 09:50:01 +0800</pubDate><description><![CDATA[软件使用的是arcgis server 10.2 之前正常使用, 仅忘记密码.重置方法 PasswordReset -p 新密码 ]]></description><category></category></item><item><title><![CDATA[更换远程仓库IP地址]]></title><link>https://blog.youkuaiyun.com/huapenguag/article/details/104575868</link><guid>https://blog.youkuaiyun.com/huapenguag/article/details/104575868</guid><author>huapenguag</author><pubDate>Sat, 29 Feb 2020 16:15:16 +0800</pubDate><description><![CDATA[基本命令 git remote set-url 辅助命令git romote -v

示例如下


git remote -v
# View existing remotes
# origin  https://192.168.1.1:21/user/repo.git (fetch)
# origin  https://192.168.1.1:21/user/repo.git (push)

gi...]]></description><category></category></item><item><title><![CDATA[用实例入门Webpack]]></title><link>https://blog.youkuaiyun.com/huapenguag/article/details/103125563</link><guid>https://blog.youkuaiyun.com/huapenguag/article/details/103125563</guid><author>huapenguag</author><pubDate>Mon, 18 Nov 2019 17:02:05 +0800</pubDate><description><![CDATA[写在前面的话


阅读本文之前，先看下面这个webpack的配置文件，如果每一项你都懂，那本文能带给你的收获也许就比较有限，你可以快速浏览或直接跳过；如果你和十天前的我一样，对很多选项存在着疑惑，那花一段时间慢慢阅读本文，你的疑惑一定一个一个都会消失；如果你以前没怎么接触过Webpack，而你又你对webpack感兴趣，那么动手跟着本文中那个贯穿始终的例子写一次，写完以后你会发现你已明明白白的走进...]]></description><category></category></item></channel></rss>