NHK纪录片

https://kamonka.blogspot.com/

为什么kml →dxf→kml，2个kml文件在Google Earth中会发生偏移

为什么kml →dxf→kml，2个kml文件在Google Earth中会发生偏移？
无论使用arcgis还是qgis，都会产生偏移。

Intro to OGR

Intro to OGR


ogr2ogr -skipfailures -where "LAYER='dm_box'" -f "ESRI Shapefile" transformers.shp  by_aka2020.dxf

ogrinfo -so -al aka_dm_zh.dxf

ogr2ogr -lco ENCODING=GBK -skipfailures -where "LAYER='PUB_DIM'" -f "ESRI Shapefile"  text.shp by_aka2020.dxf

ogr2ogr  -skipfailures  -f "GeoJSON"  text.json by_aka2020.dxf

OGR SQL limits table name and column name character set

OGR SQL limits table name and column name character set

ogr常见用法

1、统计面积
ogrinfo -sql "SELECT SUM(OGR_GEOM_AREA) AS TOTAL_AREA FROM Export_Output_2" Export_Output_2.shp

calculate-total-area-of-polygons-in-shapefile-using-gdal

2、提取某个区域
ogr2ogr -clipsrc Export_Output.shp out.shp Export_Output_2.shp

3、gdalogr2ogr-shortcuts



4、convert-polygon-feature-centroid-to-points-using-python

5、converting-KML-to-CSV-td3757039.html

6、ogr2ogr SQL Expression Error, From starting with number

7、Calculate total area of polygons in shapefile using GDAL?

8、Using OGR_GEOM_AREA to add area attribute to shapefile?

9、Adding field with filename when merging shapefiles with ogr2ogr?

10、OGR SQL

11、Add FID to attribute table using ogrinfo

12、sqlite get ROWID

13、qgis Performing Table Joins

14、QGIS does not show FID field of vector data

15、ogr2ogr complains possibly due to too larger number

vlan实现iptv

https://www.hi-pda.com/forum/viewthread.php?tid=2355795&extra=page%3D1