<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[a1317154549的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/a1317154549</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; a1317154549]]></copyright><item><title><![CDATA[python gdal：hdf转tif]]></title><link>https://blog.youkuaiyun.com/a1317154549/article/details/123788948</link><guid>https://blog.youkuaiyun.com/a1317154549/article/details/123788948</guid><author>a1317154549</author><pubDate>Mon, 28 Mar 2022 10:30:19 +0800</pubDate><description><![CDATA[比较多的人用arcpy转换hdf文件（https://blog.youkuaiyun.com/Orange_GISer/article/details/122978951?spm=1001.2101.3001.6650.5&amp;utm_medium=distribute.pc_relevant.none-task-blog-2%7Edefault%7EBlogCommendFromBaidu%7ERate-5.pc_relevant_default&amp;depth_1-utm_source=distribute]]></description><category></category></item><item><title><![CDATA[python ogr osr库引用失败]]></title><link>https://blog.youkuaiyun.com/a1317154549/article/details/123190909</link><guid>https://blog.youkuaiyun.com/a1317154549/article/details/123190909</guid><author>a1317154549</author><pubDate>Mon, 28 Feb 2022 20:10:16 +0800</pubDate><description><![CDATA[python ogr osr库引用失败
import ogr, osr

很可能引用失败，这时候先试试gdal能不能引用成功，如果可以说明ogr是可以用的，这时候换个写法
from osgeo import ogr, osr


]]></description><category></category></item><item><title><![CDATA[bat 文件]]></title><link>https://blog.youkuaiyun.com/a1317154549/article/details/117447188</link><guid>https://blog.youkuaiyun.com/a1317154549/article/details/117447188</guid><author>a1317154549</author><pubDate>Tue, 01 Jun 2021 17:01:02 +0800</pubDate><description><![CDATA[cmd批处理
变量
set input_las=D:\demo.txt

for循环
for %%i in (D:\demo\*.txt) do %%i 

执行完不自动退出pause

]]></description><category></category></item><item><title><![CDATA[R语言数据操作]]></title><link>https://blog.youkuaiyun.com/a1317154549/article/details/117403645</link><guid>https://blog.youkuaiyun.com/a1317154549/article/details/117403645</guid><author>a1317154549</author><pubDate>Sun, 30 May 2021 19:42:51 +0800</pubDate><description><![CDATA[添加库
library(sp)
数据
创建data.frame
d &lt;- data.frame(x = 1, y = 1:10, fac = fac)
df &lt;- data.frame(id, rh_gedi, rh_als)
增加一列
df2 &lt;- rbind(d, row)
增加一行
temp_metrics &lt;- cbind(wf_shot_metrics, count=2)
Excel相关的库
library(xlsx)
write.xlsx(YourDataFrame, “]]></description><category></category></item><item><title><![CDATA[python:matplot常见样式]]></title><link>https://blog.youkuaiyun.com/a1317154549/article/details/115615861</link><guid>https://blog.youkuaiyun.com/a1317154549/article/details/115615861</guid><author>a1317154549</author><pubDate>Sun, 30 May 2021 19:41:15 +0800</pubDate><description><![CDATA[matplot常见样式

官方文档直达 https://matplotlib.org/stable/api/pyplot_summary.html
目录matplot常见样式颜色点线总结


颜色
十六进制的RGB字符串如 color='#900302'

    =============    ===============================
    character        color
    =============    ==========================]]></description><category></category></item><item><title><![CDATA[R语言用法]]></title><link>https://blog.youkuaiyun.com/a1317154549/article/details/115614568</link><guid>https://blog.youkuaiyun.com/a1317154549/article/details/115614568</guid><author>a1317154549</author><pubDate>Sun, 30 May 2021 19:35:18 +0800</pubDate><description><![CDATA[R语言常见用法记录

目录R语言常见用法记录前言一、R是什么？R库安装失败二、R操作数据的常用法总结


前言
R语言是一个常见的编程语言，尤其在数据分析、机器学习领域

一、R是什么？
示例：R语言在我看来，是一种面向过程的语言，对我来说，R语言是一种非常不“人性化”的语言，主要是平时用JAVA PYTHON面向对象的语言，R在使用中就特别不习惯。
举个例子，比如我们现在有个数据，如果要输出为Excel，如果是python的DataFrame，应该是df.to_excel('xxx.xlsx')，但是在R]]></description><category></category></item><item><title><![CDATA[R语言自用命令大全]]></title><link>https://blog.youkuaiyun.com/a1317154549/article/details/117391624</link><guid>https://blog.youkuaiyun.com/a1317154549/article/details/117391624</guid><author>a1317154549</author><pubDate>Sat, 29 May 2021 21:46:59 +0800</pubDate><description><![CDATA[并行，多线程
https://cosx.org/2016/09/r-and-parallel-computing
https://www.dazhuanlan.com/2020/01/29/5e30e4bc44157/
https://blog.youkuaiyun.com/weixin_41929524/article/details/81707053
http://gforge.se/2015/02/how-to-go-parallel-in-r-basics-tips/
判断某个变量是否存在
exists(‘fo]]></description><category></category></item><item><title><![CDATA[linux安装gdal]]></title><link>https://blog.youkuaiyun.com/a1317154549/article/details/117391419</link><guid>https://blog.youkuaiyun.com/a1317154549/article/details/117391419</guid><author>a1317154549</author><pubDate>Sat, 29 May 2021 21:38:55 +0800</pubDate><description><![CDATA[经历过无数次尝试，花费了差不多一个月，血的教训！！！
最简单最快的方法，只要功能能用即可，不需要太多与时俱进的功能

apt安装， 以下代码顺序依次，2021/5/29日安装的gdal版本是2.2.2

#更新仓库连接
sudo add-apt-repository -y ppa:ubuntugis/ppa
sudo apt update
sudo apt upgrade

apt install gdal-bin python-gdal python3-gdal libgdal-dev #过程应该没错
#]]></description><category></category></item><item><title><![CDATA[wget 命令实用]]></title><link>https://blog.youkuaiyun.com/a1317154549/article/details/117391348</link><guid>https://blog.youkuaiyun.com/a1317154549/article/details/117391348</guid><author>a1317154549</author><pubDate>Sat, 29 May 2021 21:25:02 +0800</pubDate><description><![CDATA[wget --user=账号名 --password=账号密码 -c -t0 -i a.txt
-c 断点续传
-t0 下载失败自动反复尝试，我试了一下，一般最多试32次，都连接不上就不下载了
-i 下载a.txt文件里面的url

]]></description><category></category></item><item><title><![CDATA[linux: 自用实用命令合集]]></title><link>https://blog.youkuaiyun.com/a1317154549/article/details/117391195</link><guid>https://blog.youkuaiyun.com/a1317154549/article/details/117391195</guid><author>a1317154549</author><pubDate>Sat, 29 May 2021 21:21:09 +0800</pubDate><description><![CDATA[新装虚拟机
激活root
su root
不能上网
ping ，能不能ping通

IP能ping通 但是域名不能ping通：不需要改IP，要改dns地址
ip也不能ping通：ip和服务器都要改

更新软件库
sudo add-apt-repository -y ppa:ubuntugis/ppa
sudo apt update
sudo apt upgrade

c文件编译，报错找不到xx.h文件
添加头文件，不能检索子目录
#C
export C_INCLUDE_PATH=$C_INCLUDE_PAT]]></description><category></category></item><item><title><![CDATA[python error:‘mbcs‘ codec can‘t encode]]></title><link>https://blog.youkuaiyun.com/a1317154549/article/details/117391079</link><guid>https://blog.youkuaiyun.com/a1317154549/article/details/117391079</guid><author>a1317154549</author><pubDate>Sat, 29 May 2021 21:10:15 +0800</pubDate><description><![CDATA[error: ‘mbcs’ codec can’t encode characters in position 0–1: invalid character
使用python包读数据时候，如果碰到这个错误，很大可能是填写的路径问题

路径填写不对（这个问题常见，基本上都可以搜出来），window的 \ 和 /有差别
表面上看路径填写正确，但是编译器读取时不对，这种错我最经常遇到。
编译器输入D:\an\b，但是到了编译器编译后成了?D:\an\b,我看到也是？？？
这时候只能把字符D前后删除，手动再打一遍。]]></description><category></category></item><item><title><![CDATA[sql--序号递增]]></title><link>https://blog.youkuaiyun.com/a1317154549/article/details/90717137</link><guid>https://blog.youkuaiyun.com/a1317154549/article/details/90717137</guid><author>a1317154549</author><pubDate>Fri, 31 May 2019 15:30:17 +0800</pubDate><description><![CDATA[mysql
可以用关键字default
oracle
创建序列

CREATE SEQUENCE seq_name
[INCREMENT BY n]
[START WITH n]              
...

//use
seq_name.nextval()


]]></description><category></category></item><item><title><![CDATA[前端--setInterval使用 增/删情况下注意]]></title><link>https://blog.youkuaiyun.com/a1317154549/article/details/90717064</link><guid>https://blog.youkuaiyun.com/a1317154549/article/details/90717064</guid><author>a1317154549</author><pubDate>Fri, 31 May 2019 15:28:07 +0800</pubDate><description><![CDATA[setInterval 防止多次后设置的时间叠加

解决————
每次setInterval之前把 setInterval的返回id置空

//全局
var si1 = null;
......
clearInterval(si1);
si1 = null;
si1 = window.setInterval("TimeLeap(0)",1000);


...]]></description><category></category></item><item><title><![CDATA[前端--点击事件有取消有添加情况下注意事件解绑]]></title><link>https://blog.youkuaiyun.com/a1317154549/article/details/90716979</link><guid>https://blog.youkuaiyun.com/a1317154549/article/details/90716979</guid><author>a1317154549</author><pubDate>Fri, 31 May 2019 15:24:43 +0800</pubDate><description><![CDATA[事件解绑


unbind
语法简洁，好像高级版本不支持了
off
和on类型，适用范围大


]]></description><category></category></item><item><title><![CDATA[开发--每次增加新模块]]></title><link>https://blog.youkuaiyun.com/a1317154549/article/details/90676262</link><guid>https://blog.youkuaiyun.com/a1317154549/article/details/90676262</guid><author>a1317154549</author><pubDate>Wed, 29 May 2019 18:26:48 +0800</pubDate><description><![CDATA[注意修改这些

文件名称
mapper名称
serviceimple的service名
sql xml中的mapper名


]]></description><category></category></item><item><title><![CDATA[java-for遍历的时候报错]]></title><link>https://blog.youkuaiyun.com/a1317154549/article/details/90676250</link><guid>https://blog.youkuaiyun.com/a1317154549/article/details/90676250</guid><author>a1317154549</author><pubDate>Wed, 29 May 2019 18:25:53 +0800</pubDate><description><![CDATA[忘记截图了，大体意思好像是添加失败
解决方案：
存放遍历数据的对象应该要在for循环外面实例，并且不能是null要指定具体的实例化方法
举例
Map&lt;String,Object&gt; mapData = new HashMap&lt;&gt;();
for (Map&lt;String, Object&gt; map : mapList) {
	if.....
		mapData.put(...]]></description><category></category></item><item><title><![CDATA[前端--bootstrap table关于init和reload]]></title><link>https://blog.youkuaiyun.com/a1317154549/article/details/90676175</link><guid>https://blog.youkuaiyun.com/a1317154549/article/details/90676175</guid><author>a1317154549</author><pubDate>Wed, 29 May 2019 18:20:22 +0800</pubDate><description><![CDATA[reload的时候也是走的是init的方法

注意，如果再reload的时候传了param是没用的，因为你传了以后传的还是init里面的para，如果变量的作用域不够值可能传不到。

...]]></description><category></category></item><item><title><![CDATA[java--mybatis的resultType]]></title><link>https://blog.youkuaiyun.com/a1317154549/article/details/90676123</link><guid>https://blog.youkuaiyun.com/a1317154549/article/details/90676123</guid><author>a1317154549</author><pubDate>Wed, 29 May 2019 18:17:04 +0800</pubDate><description><![CDATA[mybatis select标签的resultType属性指的是数据库中查到的数据每一条的类型是什么
如果传的是map，如果map&lt;String, String&gt;，resultType是String

]]></description><category></category></item><item><title><![CDATA[前端--js对象是否有某一键 api]]></title><link>https://blog.youkuaiyun.com/a1317154549/article/details/90676025</link><guid>https://blog.youkuaiyun.com/a1317154549/article/details/90676025</guid><author>a1317154549</author><pubDate>Wed, 29 May 2019 18:10:27 +0800</pubDate><description><![CDATA[hasOwnProperty
返回：true / false

]]></description><category></category></item><item><title><![CDATA[前端--jq针对会动态增删元素的事件]]></title><link>https://blog.youkuaiyun.com/a1317154549/article/details/90676002</link><guid>https://blog.youkuaiyun.com/a1317154549/article/details/90676002</guid><author>a1317154549</author><pubDate>Wed, 29 May 2019 18:09:30 +0800</pubDate><description><![CDATA[如果js中会动态添加删除元素，该元素的click事件不要用click 用on

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