Tagged Questions

A comma-separated values (CSV) file stores tabular data (numbers and text) in plain-text form.

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8
votes
3answers
6k views

How to convert .shp to .csv including attributes AND geometry?

I have a .shp file with 60k+ entries, all of which are polygons with corresponding attributes (acreage totals, landowner names, tax ID #s, etc.). What I ultimately need is a .csv file with all of ...
5
votes
3answers
4k views

How to change a CSV layer attribute value from text to number?

I read in a CSV file for linking to a .shp file. All the variables that are just numbers came in as text. How do I change the text variables to numeric in QGIS?
7
votes
3answers
3k views

What ArcGIS 10 geoprocessing tools support exporting tabular data to CSV?

I have found that most if not all geoprocessing tools that allow tabular output are limited to geodatabase tables and DBF files for supported output formats. Are there any that also support CSV ...
4
votes
1answer
1k views

Using the python shape library: pyshp - how to convert .csv file to .shp

I am trying to understand how I can use the csv module in python to open a csv file in the same folder as the python script, and then create a shapefile using the shapefile module pyshp. The csv file ...
3
votes
2answers
684 views

How to edit Shapefile Attributes?

How might I go about exporting a polygon shapefile (e.g. CSV) so that attributes (not geometry) are editable by others, and importing it with the changed attributes (of which there are several columns ...
2
votes
2answers
1k views

How to convert a point grid to a raster?

If I load the original .csv file, I then have a map of the African continent represented by 14069 data points covering it at 40x40km resolution. Each data point shows solar radiation means across the ...
2
votes
1answer
692 views

encoding problem with QGIS 1.8 and CSV import

I have following problem with QGIS 1.8. Lisboa (standalone installer, Win 7 Pro 64bit) - I import CSV - text in CP1250 separated with ";" and using "," as decimal separator. I correctly set the ...
5
votes
1answer
687 views

Create a csv with geometry as WKT in QGIS (and choosing the field delimiter)

Is there a way to choose the field delimiter when exporting to CSV with geometry as wkt in QGIS? I have a shapefile with donut holes and I'd like to export it as a CSV. It's for a partner whose DB ...
5
votes
2answers
882 views

Using SearchCursor to access & export values in a raster table

I am desperately trying to export the values in a raster table to a .txt file. I've seen some other folk post about this, but for some reason can't get the code to work in my case. I have a raster, ...
3
votes
2answers
775 views

How to convert GRIB-1 to GRIB-2?

I need to get data for my database from some GRIB files (binary), I downloaded wgrib2, which can export GRIB-2 files to .csv and csv is very suitable for me, but some GRIB files are GRIB-1, so I used ...
2
votes
9answers
5k views

Creating shape file from file with coordinates

How can I make a shape file of an csv file with coordinates?
1
vote
1answer
226 views

How to auto-create a schema.ini file for a .csv?

I have been given some data in a csv file, which I need to import into my ArcSDE geodatabase. ArcGIS is having problems recognizing the field types, and is not importing some data. It is recognizing ...