Questions tagged [arcgis-10.7]
when ArcGIS 10.7 is the version you are using from the ArcGIS platform.
112
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ArcMap only plots some points of shapefile
I am using ArcMap 10.7.
I have a point shapefile with nine weather stations in Patagonia. It's available here. I want to plot all four variables as a bar chart for each station, so that you can see ...
- 739
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19
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Converting points to line using ArcMap
I am using Points To Line in ArcMap , to join with a line each point. But the final point returns to the first point.
How can I do the line without come back to the first point?
I made a column with ...
- 167
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16
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Selecting features without specific character in Definition Query ArcMap
I am using ArcMap 10.7.
I am trying to represent in the map using the Definition Query of the layer, Only features from this table of content (it includes 1500 values; the image is just an example) ...
- 3,984
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votes
1
answer
38
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How does SDE.ST_LENGTH() get calculated?
I have an Oracle 18c SDE.ST_GEOMETRY polyline FC. The lines in the FC have true curves.
If I query for the length of the lines in SQL using SDE.ST_LENGTH(SHAPE), how does the length get calculated?
...
- 828
2
votes
2
answers
113
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Refer to field name instead of index position in ArcPy cursor
With ArcPy cursors, we can refer to fields by using the field index position:
with arcpy.da.SearchCursor(feature_class, ["ASSET_ID","ROAD_ID","CLASS","OWNER",&...
- 828
1
vote
1
answer
99
views
Select rows using Python? (without creating a new field or table)
ArcMap 10.7.1 — Oracle 18c SDE.ST_GEOMETRY — Polyline FC
Occasionally, we come across scenarios where we want to select rows in a FC in the attribute table, but there isn't a way to run the query ...
- 828
0
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2
answers
30
views
Return geoprocessing messages to Python IDE
I'm using a Python IDE (PyScripter) to run geoprocessing tools in an ArcPy script.
If I were running the GP tools in ArcMap, I'd see various messages in the temporary window that pops up:
Image ...
- 828
3
votes
2
answers
89
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Why does "for point in part:" work in a standalone ArcPy script, but not in the Field Calculator?
ArcMap 10.7.1 — Oracle 18c SDE.St_Geometry — Polyline FC
I have an ArcPy function that works as expected in a standalone ArcPy script (PyScripter):
def new_shape(geom):
spatial_reference = geom....
- 828
3
votes
3
answers
108
views
Use Calculate Field GP tool to update feature coordinates
ArcMap 10.7.1 (Oracle SDE.ST_GEOMETRY):
I want to use the Calculate Field GP tool to update the coordinates of a polyline FC's shape column.
I have a script that works in a standalone Python IDE (...
- 828
2
votes
1
answer
89
views
Field Calculator to get JSON text
In ArcMap 10.7.1 (with an Oracle 18c SDE.ST_GEOMETRY polyline FC):
I want to use the Field Calculator (Python) in the Attribute Table to get a feature's JSON text.
Pre-Logic Script Code:
-------------...
- 828
0
votes
1
answer
51
views
Select feature parts and vertices as rows
I have a Oracle 18c SDE.ST_GEOMETRY FC that has multi-part polylines.
I want to select the parts and vertices as individual rows in a query:
Since we don't have a GetVertices() function in SDE....
- 828
1
vote
2
answers
73
views
Determining if polyline has true curve using ArcPy with ArcMap
I'm using ArcPy with ArcMap 10.7.1.
I want to densify SDE.ST_GEOMETRY polylines if (and only if) the polylines have true curves.
If I were using ArcPy with the latest version of ArcGIS Pro (instead of ...
- 828
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31
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What column is true curve data stored in? (SDE.ST_GEOMETRY for Oracle)
I have an Oracle 18c SDE.ST_GEOMETRY polyline FC:
The lines in the FC have true curves (aka CAD BLOBs).
Question: What column is the true curves data stored in?
@Vince mentioned in a comment that ...
- 828
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0
answers
15
views
SDE.ST_GEOMETRY function returns negative infinity
ArcMap & Enterprise 10.7.1 — Oracle 18c SDE.ST_GEOMETRY — SQL Developer 18.1.0.095
I have an SDE.ST_GEOMETRY polyline FC that is M-enabled:
I can query for the M-value of the endpoint of the ...
- 828
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29
views
Batch-replace geometries from one FC to another (via related IDs)
ArcGIS Desktop & Enterprise 10.7.1 — Oracle 18c — SDE.ST_GEOMETRY
I have a polyline FC called FC-A.
And I have an additional polyline FC called FC-B.
I want to update the shapes in FC-A with the ...
- 828
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0
answers
26
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Use SDE.ST_GEOMETRY functions in Select by Attributes window
ArcGIS Desktop & Enterprise 10.7.1 — Oracle 18c — Polyline FC registered as versioned (with base).
Background:
I want to use Oracle SDE.ST_GEOMETRY functions in the Select by Attributes window in ...
- 828
1
vote
1
answer
202
views
Set M-values to cumulative length of line (via ArcPy)
ArcMap 10.7.1 — Oracle 18c EGDB — SDE.ST_GEOMETRY
I have existing SDE.ST_GEOMETRY polylines that have M-values (aka 'measure values' for linear referencing purposes).
I want to update the M-values ...
- 828
5
votes
1
answer
26
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Realigning Fish Distribution to NHD Stream Layer
I'm working to realign Fish Habitat Distribution line layers to my NHD Flowline layer in ArcMap. Both layers are in the same projection and there is only a slight difference between the two. I've been ...
- 51
1
vote
1
answer
39
views
Removing table on map using ArcMap
I am using ArcMap 10.7 and very often I export data from attribute tables to external Excel files.
Very recently I saw several table layers appearing on my map (figure below) and I guess this was ...
- 11
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answers
44
views
Convert NAD_1983_Mississippi_TM to Decimal Degrees in Excel Spreadsheet
I have an excel file with coordinates in NAD_1983_Mississippi_TM that I need to have converted into Lat-Long decimal degrees.
I need a new or updated spreadsheet with NAD_1983_Mississippi_TM ...
0
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24
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Show symbology varying by size in legend using ArcMap
I am looking for a way to display point features with a symbology varying by size while using an expression to generate the size of the point features. I know I can do that by choosing Single symbol --...
- 739
1
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0
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75
views
Legend with both size AND color for colored proportional circles in ArcMap 10.7?
I want to create a map displaying several parameters, so I decided to use colored proportional circles in ArcMap (see image 1). I did this by converting my features to points and then choosing ...
- 739
1
vote
1
answer
63
views
Seeking ArcPy equivalent for "Identify" button in ArcMap
I am using ArcMap 10.7.
I have a layer with several overlapping polygons. I want to quantify the extent of the overlap for each polygon. Using the Identify button in ArcMap, I can easily see the ...
- 739
1
vote
1
answer
49
views
Quantifying number of overlapping shapefiles using ArcPy with ArcMap
I am using ArcMap 10.7.
I have a multitude of shapefiles representing glacial lakes in different stages of their formation, each shapefile produced using a different climate model as basis. All ...
- 739
1
vote
0
answers
30
views
Viewing PCA variable loadings using ArcMap
I am trying to use the PCA function in ArcMap 10.7 (or similar builds). I am accustomed to receiving variable loading scores for each PC in non-GIS statistics. These are the fundamental data that help ...
0
votes
0
answers
20
views
Point data still showing duplicate labels after setting Maplex rules in ArcGIS
Using ArcMap 10.7, the map is displaying data from a query feature class which is tied to an SQL Server. The data consists of surface location points (houses), which all contain an alpha numeric label ...
- 31
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1
answer
19
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Creating 3D scatter plot with different different size of scatters using ArcMap/ArcScene
I have seismicity catalog.
How do I create a seismicity with longitude and latitude in X and Y axis and depth in Z axis?
Also, how do I represent different range of magnitudes as variation is size of ...
- 133
1
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0
answers
10
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Mosaic function adding non-desired value to dataset in ArcMap
I am working with a land cover dataset, which is a 30m-grid multi-band dataset, with each band representing the data from a different year (ABoVE data, GeoTiff file). For the convenience, I used the ...
- 11
1
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0
answers
44
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Line that returns to the same point using XY To Line
I am using XY To Line in ArcMap 10.7 to project the direction a fish swims between acoustic receivers (points). There are instances where the fish swims away from a point and back to the same point. ...
- 41
1
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0
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51
views
Determine field being updated using Field Calculator and Python parser
I have to updated some values in different fields and different feature classes. The calculation is always the same. For example if the field is called MyValue then the calculation would be ...
- 29.2k
4
votes
1
answer
419
views
Controlling graphics card ArcMap uses
Is there a way to control the graphics card ArcMap 10.7 uses?
My Windows laptop has two graphics cards (stock AMD and NVIDIA GeForce). The default settings seamlessly switch between the two depending ...
- 891
0
votes
1
answer
38
views
Fields Read-only after Import from XML Workspace Document
I have a process that I follow where I import from XML into a Personal Geodatabase (PGDB), do some checks and updates, and then load into an enterprise GDB.
Now after I've imported from XML I ...
- 29.2k
1
vote
1
answer
163
views
Attribute table blank after exporting from successful Display XY
I loaded a .csv file into ArcMap 10.7. There are no spaces or weird characters in the field names. The fieldnames are less than 10 characters long. There are no blank fields. I am able to successfully ...
- 11
1
vote
1
answer
30
views
Combining overlapping polygons and values using ArcMap
I am using ArcMap 10.7.
I have 10, 15, and 30 minute pedestrian service areas for parks (pictured). I ran zonal statistics on the service areas with US Census demographic information. I would now like ...
- 11
0
votes
1
answer
23
views
Adding representation rule by object's attribute value in ArcPy
I want to add a representation rule for each object in a FeatureClass with ArcPy.
I have 3 rules (B, F, T) as seen in the picture below:
I know there is a command for it
representation = "...
- 53
0
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0
answers
39
views
Modify blob representation field data with ArcPy
I want to modify the data stored in the "Override" blob type field in ArcGIS 10.7 with ArcPy.
When I use the search cursor, it finds nothing:
data = row.getValue("Override")
if ...
- 53
0
votes
0
answers
121
views
Lookup Projection Name from EPSG with ArcPy
Using ArcPy, how can I return the name of the projection based on an EPSG code, not a shapefile?
There are many questions/answers out there for doing something similar from a specific shapefile using ....
- 891
0
votes
1
answer
69
views
Select element switching to pan using ArcMap
Does anyone know if there's a way to keep the "select element" tool from automatically switching to the "pan" tool when changing from layout view to data view in ArcMap 10.7?
I ...
- 571
1
vote
1
answer
112
views
ArcPy expression syntax in CalculateField_management
I am trying create a new column in my shapefile by concatenating a fixed/defined value with the value in another column. I have a syntax error that I can't seem to catch. Below is my code, current ...
- 891
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50
views
Delete Database using ModelBuilder
I used the ModelBuilder to create a module that can automatically create a database to store the intermediate outputs and save the final output (one shapefile) in a folder. User can choose which ...
- 571
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0
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48
views
Display coordinates in X decimal places
I want to use ArcPy (for ArcGIS 10.7) and want to change a polyline's point to another coordinates.
I know how to change it (move the point), but when I write like 56.3654275234542375 to set the X ...
- 53
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votes
2
answers
53
views
Splitting polygon at points using ArcPy with ArcMap
I am trying to divide irregularly shaped polygons at specific points. I don't have any fields that inform the angle at which the polygons should be divided.
I am using Create Thiessen Polygons which ...
- 891
3
votes
0
answers
41
views
ArcPy raster Reclassify not covering all cells in raster
I am trying to use Reclassify on 240 rasters using ArcPy within the Python window in ArcMap 10.7. My original raster has continuous decimal probabilities ranging from 0 to 1, and my goal is to change ...
- 496
0
votes
1
answer
32
views
Adjusting axes limits of graph in ArcMap
Is there a way to adjust the axis limits in the built-in graph tool in ArcMap?
I have looked all over and cannot find it. It would be easier to just adjust the axes than to save a new shapefile with ...
- 891
-1
votes
2
answers
57
views
Relocating point features within specific area in ArcGIS
I have two layers: a point layer (based on addresses) and a polygon layer (housing blocks). For data protection reasons, I would like to relocate the point features within the housing blocks.
Is there ...
- 1
0
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0
answers
41
views
Tabulate intersection, but I need it with null values too, not just with matching intersect
I have problem with tabulate intersection tool (In ArcGIS - ArcMap 10.7.1). The number of data is 1298 with 500 m buffer. Then i have polygons, that I need to process. I run the tool, but get the ...
- 1
1
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0
answers
25
views
arcpy.mapping.ExportToPDF causing symbols to separate from outlines?
I have a python script that runs through various data layers and then exports a final map to a PDF stored locally. In each map there are up to four different symbols. When I print to PDF, I see all of ...
- 533
1
vote
1
answer
413
views
Changing individual text colour in Label Expression using Python in ArcGIS
I'm basic at Python and I would like to change a single value colour to red, in this case the 6.36 value.
I'm using this code:
[Nazwa] + "/" + [PPW] + "/" + [DPW]
So I wanted to ...
- 13
0
votes
1
answer
45
views
Determining area size of grid (reference grid) in ArcMap [closed]
How do I determine the area size (square kilometres) of a customised reference grid in ArcMap 10.7?
I have tried Data Driven Pages and it is not working for me. The idea is to know the area size of ...
0
votes
1
answer
168
views
No margins displayed in Layout view of ArcMap
I have an issue with Layout View in ArcMap. I need the layout view to look like this (note the white margins around the map):
At the moment, it looks like this:
My version of ArcGIS Desktop is 10.7....
