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

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13 views

NMEA to CSV with timestamp using gpsbabel

I tried to convert a file in NMEA to csv using gpsbabel, $ gpsbabel -i nmea -f GPS_20160204_092027.log -o csv -F GPS_20160204_092027.csv I get a csv file with only latitude and longitude, but was ...
2
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1answer
55 views

How to create a shapefile from xy in .csv file?

I find many difficult to create a new shapefile in a new project following those steps. I think the .csv file is correct (there are only: ID, X coord, Y coord) but when I would create the shapefile ...
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1answer
29 views

CartoDB restricts uploading only up to 250 columns

I had developed an application using cartodb.js which transforms a csv file uploaded in cartodb database to geometries in map. The application works fine when there are 230 columns in csv file and the ...
2
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2answers
29 views

How can I handle NULL values in a color ramp? [duplicate]

I'm mapping areas in QGIS 2.12 based on average pricing, using area polygons (PostGIS) joined with a CSV data table that doesn't have values for areas that didn't have any sales. I'd like to color ...
4
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1answer
62 views

Modifying CSV file in QGIS before joining it to shapefile?

I've imported a Delimited Text File that I want to join to a shapefile. Unfortunately, the join field has a ' character before the actual string. I wanted to delete that character, but I can't ...
2
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1answer
37 views

Joining a csv table to the attribute table of a feature class in arc gis 10.3

I am new to arcpy. I was trying to join a csv table to the attribute table of a feature class. Here I would like to share what i was trying to do. import arcpy, csv from arcpy import env ...
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0answers
21 views

In QGIS add new attribute table features from updated csv [duplicate]

In QGIS I created a point layer from a csv using "add delimited text layer" (the comma icon). I set style and viewing scales the way I want for the layer. Since then the csv has been expanded with ...
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2answers
21 views

One CSV with field that delineates CRS for QGIS?

I have a CSV with points with X,y coordinates. One of the fields is "Horizontal Datum," which says what the projection is. Here is a sample of the sheet: QGIS lets me import this csv file, but when ...
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1answer
54 views

QGIS - what is the core database system? [closed]

What is the core database system used by QGIS? When you launch an existing project that has multiple .shp files (with associated .dbf tables), is the core db system used to convert that data to its ...
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1answer
18 views

How do I extract elevation data from a DEM using points I have in a CSV?

So I have a CSV with a lot of fields. The first 3 fields are the ID, longitude, and latitude. I have already converted to decimal degrees, and said to display XY data. (Is there something else I need ...
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1answer
40 views

Conversion of .csv file to MapInfo generates very large .dat file

I am converting an .xls file (500kb) to a .csv (150KB) then using this to generate a MapInfo .tab file format using both QGis and ArcGIS. I can use an intermediate file ie. mif/mid format which gives ...
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0answers
9 views

Not able to progress past loading CSV in New Dataset dialog

We're getting some strange behavior in the connect dataset dialog, where, once we've selected a CSV file for upload, we get no button or feedback to continue the process. screenshot Anyone else ...
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1answer
39 views

Raster Layer Statistics CSV Output using QGIS Graphic Modeller

I am currently working on a project where I am using historical cloud coverage from MODIS Cloud Fraction data to try and estimate future cloud coverage of any particular month. I currently have ...
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0answers
58 views

Running geometry check on all feature classes in personal/file geodatabase?

Anybody can help me out and build a small Python script to do the following: browsing though all feature classes (also include those in the dataset) in an personal or file geodatabase Run the ...
1
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3answers
26 views

Linking numerical data to county geometric data using CartoDB?

I have a CSV spreadsheet that contains some county names in Michigan and numerical data. It looks like this: Allegan, 5, 4.51 Alpena, 1, 3.44 Antrim 2, 8.64 Barry 1, 1.69 Etc. I ...
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0answers
42 views

How to convert csv file into geo database file?

I have a csv file that i want to export to a file geodatabase (*.gdb) in C#. I am currently looking into GDAL ogr2ogr commands. They have a way to convert gdb file into csv file but not the ...
4
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1answer
48 views

Convert Transcad Matrix to CSV

Is there a way to read a TransCad Matrix file (mtx) without access to Transcad. I am trying to convert a matrix file to a csv file.
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1answer
22 views

What Causes the error “FeatureType XX does not have lat lng fields named 'Lat' and 'Lon'”

I am using the Geoserver Importer REST API to import some CSV data to an Oracle database(datastore). This is what I do: create an export task: curl -XPOST -H "Content-type: application/json" -d ...
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0answers
33 views

Why does QGIS Browser 2.12.1 keep freezing/crashing when I try to view a csv data table?

I've just downloaded QGIS Lyon 2.12.1. The desktop application works great but the browser crashes whenever I try to view a csv data table. I've gotten it to work once out of ten tries. I click on ...
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2answers
46 views

QGIS Import CSV variable conversion

I tried to import CSV files to QGIS using the "Add delimited text layer" feature. For some reason, some of the numeric variables became QString. I need them to become integer so I could perform ...
2
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1answer
34 views

How to control field properties when importing csv to Arc gdb [closed]

I am writing Python code to import csv files with UK postcodes to ArcGIS file gdb. The import works fine, however, text fields in newly created table in gdb have length of 8000 characters. Is there a ...
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1answer
51 views

ArcPy Python Script To Update Shapefile Records From CSVs

I am fairly new to python scripting. Most of the basics I have down however still learning. I am trying to create a python script to update a shapefile with information from two separate CSV files. ...
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1answer
23 views

Using csv data in print composer

I want to present data from a csv-file in a fact box next to a map. The map is created using QGIS (2.12.2) print composer. The data in the csv-file is updated regularly and I want to be able to link ...
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1answer
40 views

How to load my csv file with wkt to QGIS

Hello all this is my first project regarding QGIS. My problem is I have a csv file ` shapeId, gpsPoint=lat, gpsPoint=lon, length, segments, lengthJson, segmentsJson, name, gpsAltitude, isBoundary, ...
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3answers
77 views

Windows software to convert GeoJSON (> 6Mb) to Excel/CSV?

I am trying to convert OpenStreetmap data GeoJSON to Excel (or .csv files). Few online converters are there. However, when the file is big (example: 6Mb Geojson), the browser is becoming ...
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1answer
74 views

Keeping OID field when exporting to CSV?

I imported a csv file and converted it to gdb format, and now I want to export it back to csv. The file will be the exact same as before I imported it, except I want to keep the ArcMap generated OID. ...
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1answer
47 views

How to create polygon from bounding box coordinates (PostGIS/cartoDB)

I have data to import to cartoDB in CSV format in which there is a bounding box column holding two lat/long coordinates representing the corners of a bounding box, like ...
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1answer
54 views

Gdal ogrinfo CSV unable to open datasource

When I try to import a csv file into a PostgreSQL table with the Gdal ogr2ogr tool I get the "Unable to open datasource" Failure. So I tried to open it with the tool ogrinfo and I get the same ...
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1answer
35 views

Leaflet fitBounds Starting Position

I am creating a Leaflet application that uses the code from the Simple CSV template to set the bounds of the map to the selected markers. The issue I have is that I want to set a start position that ...
3
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1answer
96 views

Convert a pandas DataFrame to a GeoDataFrame

This seems like a simple enough question, but I can't figure out how to convert a pandas DataFrame to a GeoDataFrame for a spatial join. Here is an example of what my data looks like using df.head(): ...
0
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1answer
43 views

Connecting two coordinates with Polyline? Cartodb?

I have some trip data and I want to draw a line between the start and end coordinates. I have two layers in CartoDB - one contains the start coordinates (with trip_id & cartodb_id). The other ...
4
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0answers
26 views

Perform QGIS modeler multiple raster calculations with data from external CSV

I need to perform multiple calculations on a set of rasters based on values in a CSV metadata file. I'm using the QGIS graphical modeler and can call a specific field in a CSV with the Table and ...
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0answers
35 views

create polygons using 2 coordinates

I have a script that creates a text file containing the upper left and lower right coordinates of my geotiff files in the following format. TileName UpperLeftX UpperLeftY LowerLeftx LowerLeftY I ...
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1answer
35 views

Leaflet geoCSV Popup Customisation

I am currently using the leaflet geoCSV plugin to bring through CSV data into the map frame. I am struggling to be able to customise the popup to only show certain attributes of the CSV and different ...
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1answer
45 views

Joining two datasets based on matching values in multiple fields

I am trying to find a way to join CSV data to a vector layer only when they both share matching values in multiple fields, rather than just one field. This is a problem I'm running into with multiple ...
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0answers
19 views

How to script downloading and cleaning CSV so that it is readable in ArcMap? [duplicate]

I am very new to GIS Programming and find myself having to download CSV files from the Internet and scrubbing them (ex: removing special characters or spaces from field names) so they are readable in ...
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0answers
9 views

Export coordinates from Windows Phone [closed]

I'm looking for an application for Windows Phone that would enable me to capture some GPS coordinates then export the list to a file (.CSV for example). I could not find app that supports export. Do ...
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0answers
22 views

Read latitude/longitude to create new point grid at higher resolution

New to SE, needed to reformat my other question. Basically I'm looking at reading a CSV with longitude and latitude points (in this case housing exposure, simplified below): HUC4,Longitude,Latitude ...
1
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1answer
29 views

QGIS doesn't recognize numeric cell content (xls)

I want to join Excel data (numeric) to a Shapefile in QGIS. Although the cells are defined as numbers in Excel, QGIS recognizes them as string. I tried also csv, csv (windows), txt, xls, xlsx, none of ...
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2answers
86 views

Speeding up Python code to convert multiple csv to shapefile?

I am trying to work with some crime data from https://data.police.uk/data/ The data is organised in several .csv files, one for each month and each crime is geocoded with Lat and Long. As the file ...
2
votes
1answer
34 views

Open CSV with native QGIS Widget

I am writing a plugin that offers to open a CSV. I know the local path to the CSV but I don't know if it contains spatial data nor which name the X and Y could have. The best way I can think of, is ...
2
votes
2answers
77 views

How to make a square out of two points?

I have a csv file with two x and y columns. (x,y,x,y). The coordinates represent tiles which I want to visualize in ArcMap. But I dont know how to do it. As you can see in the picture below, given ...
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0answers
94 views

CSV to Polygon.SHP with Python

I'm looking for a way to convert CSV file to polygons shapefile. I need to make polygons with defined size. In the CSV file, The first row is the length of each polygon and the first column is the ...
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0answers
53 views

ESRI/SRID mismatch: How to correct?

I'm currently working with PostgreSQL and CartoDB to display X and Y coordinates converted to a geom. My shp files have been created and are displayed through CartBD. When I try and run a map view, ...
1
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4answers
56 views

Error when trying to save an Excel file from attribute table using QGIS

I keep getting this error (see below) when trying to save the attribute table to an Excel file using XY Tools. Can anyone help? I have deleted and re-installed xytools but this hasn't helped. An ...
0
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1answer
46 views

Trying to find Coordinate System for Dubai?

I have a CSV file to convert .shp. The X,Y values are like X -40219075 Y 200946341 This is somewhere in Dubai area. Can any one tell me what will be the coordinate system they used for this?
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4answers
432 views

How to reproject 500 CSV files efficiently and easily using QGIS?

I know, my question is similar to some old ones on this site. I've a lot of CSV files (geo coordinates) to import to qgis (and then to convert them), and the usual way is not the best way to do it ...
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0answers
6 views

Trouble with graduated symbols after joining shapefile with csv file Again [duplicate]

This question has already been asked: Trouble with graduated symbols after joining shapefile with csv file BUT I do not know how to create a csvt file? Having a lot of trouble with this. Is there ...
4
votes
1answer
45 views

QGIS - Import CSV column names as numbers

I want to import a CSV table (no geometry) to QGIS. The column names which are numbers (e.g. 2004) are not getting imported. This is my test CSV file: Name;Eigenschaft;2004;test derName;1;21;21 ...
2
votes
1answer
50 views

Creating a CSV with Irish Grid references and opening the points in QGIS

I have a load of Irish grid references that I need to create a map of in Ireland - any advice? Tried to input a couple of refs and open in Biological record tool thinking this would be simple but hey ...