<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[GIS小虫的博客]]></title><description><![CDATA[The endless river,forever and ever]]></description><link>https://blog.youkuaiyun.com/Neuromancerr</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; Neuromancerr]]></copyright><item><title><![CDATA[悬丝诊脉—记一次AI时代debug经历]]></title><link>https://blog.youkuaiyun.com/Neuromancerr/article/details/162654298</link><guid>https://blog.youkuaiyun.com/Neuromancerr/article/details/162654298</guid><author>Neuromancerr</author><pubDate>Tue, 07 Jul 2026 09:35:20 +0800</pubDate><description><![CDATA[本文记录了开发者处理数据库空间坐标字段(spatial_ref)的优化过程。通过分析发现需要将字段类型从VARCHAR改为TEXT，并统一后端处理逻辑。作者发现系统未使用PostGIS而采用JSON存储地理数据，虽临时安装PostGIS扩展但考虑兼容性最终引入GeoTools。在AI辅助修改过程中，作者保持质疑态度，主动发现并修正了坐标系默认值设置不合理的问题。最后强调开发者必须比AI更了解代码，既要理解AI能处理的部分，也要清楚其局限性，不能完全依赖AI做决策。整个优化过程既解决了当前问题，也为未来扩展做]]></description><category></category></item><item><title><![CDATA[从低代码平台引发的思考，关于无法避免的成本，关于不被看到的价值]]></title><link>https://blog.youkuaiyun.com/Neuromancerr/article/details/148454008</link><guid>https://blog.youkuaiyun.com/Neuromancerr/article/details/148454008</guid><author>Neuromancerr</author><pubDate>Tue, 10 Jun 2025 09:54:49 +0800</pubDate><description><![CDATA[没有银弹]]></description><category></category></item><item><title><![CDATA[android apk反编译]]></title><link>https://blog.youkuaiyun.com/Neuromancerr/article/details/145507758</link><guid>https://blog.youkuaiyun.com/Neuromancerr/article/details/145507758</guid><author>Neuromancerr</author><pubDate>Sat, 08 Feb 2025 09:05:54 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2.26.0配置nginx转发]]></title><link>https://blog.youkuaiyun.com/Neuromancerr/article/details/143159516</link><guid>https://blog.youkuaiyun.com/Neuromancerr/article/details/143159516</guid><author>Neuromancerr</author><pubDate>Tue, 22 Oct 2024 15:54:29 +0800</pubDate><description><![CDATA[本以为就是把war包往tomcat里一丢的事，没想到遇到不少问题，记录一下一开始想装个tomcat然后用geoserver的war包部署，但tomcat启动之后geoserver启动失败，按理说应该有日志文件，但没找到，估计是版本问题，java 17+tomcat 10.1.31。]]></description><category></category></item><item><title><![CDATA[使用pgdump、pgrestore迁移数据表到docker部署的postgis]]></title><link>https://blog.youkuaiyun.com/Neuromancerr/article/details/141705883</link><guid>https://blog.youkuaiyun.com/Neuromancerr/article/details/141705883</guid><author>Neuromancerr</author><pubDate>Fri, 30 Aug 2024 09:45:50 +0800</pubDate><description><![CDATA[将本地数据同步到内网服务器，使用的postgis，表含空间字段。]]></description><category></category></item><item><title><![CDATA[Geoserver使用rest接口更新栅格数据集（ImageMosaic）内容]]></title><link>https://blog.youkuaiyun.com/Neuromancerr/article/details/122685113</link><guid>https://blog.youkuaiyun.com/Neuromancerr/article/details/122685113</guid><author>Neuromancerr</author><pubDate>Wed, 20 Sep 2023 09:21:32 +0800</pubDate><description><![CDATA[栅格数据集rest接口]]></description><category></category></item><item><title><![CDATA[Geotif.js读取tif元信息相关问题记录]]></title><link>https://blog.youkuaiyun.com/Neuromancerr/article/details/132683931</link><guid>https://blog.youkuaiyun.com/Neuromancerr/article/details/132683931</guid><author>Neuromancerr</author><pubDate>Tue, 05 Sep 2023 08:59:14 +0800</pubDate><description><![CDATA[虽然但是没有GDAL_METADATA的tif，用gdalinfo是可以读取到元信息的，就不知道这个GDAL_METADATA是咋弄进去的，同样的数据同样的脚本生成的cog有的有有的没有。起因是使用OL加载COG时，出现了不指定sources的max就一片黑的情况，所以需要读取tif真实波段值范围而不是靠比例设置颜色了。乍一看简直完美，但是用了一下发现读取的贼慢，看了一下这大哥还做了不少围绕geotifjs的工作。所以这工具大概是使用nodejs在后端读取用的。问题暂时记录到这里，有时间再研究。]]></description><category></category></item><item><title><![CDATA[openlayers渲染rgb三波段cog时达到类似rgba的效果（去掉黑底）]]></title><link>https://blog.youkuaiyun.com/Neuromancerr/article/details/132104882</link><guid>https://blog.youkuaiyun.com/Neuromancerr/article/details/132104882</guid><author>Neuromancerr</author><pubDate>Fri, 04 Aug 2023 15:05:21 +0800</pubDate><description><![CDATA[array后长度为4的数组，分别表示输出的rgba波段。前三个波段使用tif的三个波段，第四个透明度波段使用case表达式，将波段123都是0的设为0，其他为1，实现了黑底变透明。为了能在前端显示透明效果，之前是用python处理数据，给它加个透明度波段。图是arcgis渲染成rgb的，由于没有透明度波段，底下是黑的。后来研究了一下ol的样式表达式，可以直接在前端去掉黑底。]]></description><category></category></item><item><title><![CDATA[python批量下载modis数据（可筛选日期、范围、数据类型）]]></title><link>https://blog.youkuaiyun.com/Neuromancerr/article/details/128732342</link><guid>https://blog.youkuaiyun.com/Neuromancerr/article/details/128732342</guid><author>Neuromancerr</author><pubDate>Thu, 19 Jan 2023 17:32:00 +0800</pubDate><description><![CDATA[如题]]></description><category></category></item><item><title><![CDATA[python使用sentinelsat库下载sentinel影像数据]]></title><link>https://blog.youkuaiyun.com/Neuromancerr/article/details/128726969</link><guid>https://blog.youkuaiyun.com/Neuromancerr/article/details/128726969</guid><author>Neuromancerr</author><pubDate>Thu, 19 Jan 2023 16:05:03 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