Questions tagged [refresh]
Use this tag when referring to refresh capabilities of a GIS application/process
32
questions
2
votes
0
answers
34
views
QGIS view launching rocket in 3D view
I have started using QGIS to plot the location of rockets we launch. Apart from the occasional crash, so far it has worked well.
I am new to this so I might have done this the hard way. I have a ...
- 21
0
votes
0
answers
58
views
Vector data source being cached in QGIS? And is there a way to auto-reload?
I'm using KoboToolBox to capture GPS location data from mobile. It is stored in a cloud table, and can be accessed via API using a URL.
Initially I captured 8 points that I can see in the cloud table. ...
0
votes
1
answer
98
views
Refreshing linked word doc objects in MXD using ArcPy
I have multiple MXDs which have linked Word documents added using Insert Object. These Word documents change frequently and need to be updated in the maps. The only way I have found so far, from ...
3
votes
1
answer
709
views
Refreshing Enterprise geodatabase layers using Python in ArcGIS Pro
Environment:
ArcGIS Pro 2.8 with
SQL Server Enterprise Geodatabase
Background:
I'm working with ArcPy, and I've written a script tool that performs a few attribute edits. It does the edits to a ...
- 2,737
4
votes
1
answer
1k
views
Removing and adding markers every 5 seconds freeze the browser after a several minutes
I am creating around 300 markers on Leaflet map and every 5 seconds I am getting new data from the server and I'm removing markers from the map and adding markers with new data. But the problem is ...
- 75
2
votes
2
answers
1k
views
Refreshing map canvas in for loop in QGIS 3
I have a console script where I'm trying to iterate through saved bookmarks from the open project to have the map pan/zoom to the bookmark extent. I would like to eventually save each map canvas as ...
- 188
1
vote
0
answers
217
views
QGIS refresh layer at interval
I am trying to understand the behavior of Layer->Render-> Refresh layer at interval in QGIS
I sat up a flask rest api which serves a geojson.
I added the geojson to QGIS via Add Layer->
a. ...
- 43
0
votes
1
answer
2k
views
OpenLayers 6 layer source parameter refresh problem
I'm trying to refresh a source with some parameter. There is a text input control on the html page, I look forward to updating the map based on user input after clicking the button, but it doesn't ...
- 19
2
votes
1
answer
562
views
QGIS 3.4, plugin builder, refresh layers
I created a very simple plugin with the plugin builder for GIS 3.4. Wihtout any GUI-Widget - by clicking the plugin button I just want to save the edits from several layers at one time and start the ...
- 165
4
votes
1
answer
370
views
Using PostgreSQL NOTIFY payload in QGIS
I am using the NOTIFY signal of PostgreSQL intensively to update a PostGIS-layer in the map (see https://oslandia.com/en/2017/10/07/refresh-your-maps-from-postgresql/).
Additionally to the channel '...
- 41
2
votes
1
answer
1k
views
Set layer rendering 'refresh layer at interval (seconds)' using PyQGIS from python console?
I am trying to use the python console to achieve the following manual procedure of setting each layer to refresh automatically at a specified time interval.
The manual process:
Layer Properties > ...
- 139
3
votes
1
answer
334
views
Update QGIS Canvas while debugging
I am upgrading some QGIS 2 plugins to QGIS 3 and need to do some debugging. It appears that the canvas does not update until the code stops running, regardless of any calls to self.iface.mapCanvas()....
- 479
4
votes
0
answers
1k
views
Refresh WFS Layer in QGIS 3.4
I'm working with a GeoServer WFS in QGIS 3.4. If I open two parallel projects with the WFS layer included and successfully change some date over WFS-T in one project, I can't get the new changes in ...
- 71
2
votes
1
answer
2k
views
QProgressDialog in QGIS 3.0 not updating
I am using a QProgressDialog to show the progress of a routine that is running. I found this very helpful question/answer how-to-show-a-moving-progress-bar-in-qgis, but I can not reproduce successful ...
- 125
3
votes
1
answer
261
views
Setting ArcMap Data Source Refresh Interval?
In ArcGIS Online there is an option to set a refresh data interval.
Is there a way to accomplish the same within ArcMap?
Specifically, my data source is inside an Enterprise GDB (Oracle).
I can ...
- 2,131
3
votes
1
answer
1k
views
Feature Layer will not refresh ArcGIS Javascript API
I am trying to integrate live point data (worker locations) from Workforce for ArcGIS into a Javascript web app that I am building.
The layer loads fine and displays on the map properly, it even ...
- 63
5
votes
1
answer
540
views
mapCanvas.saveAsImage() doesn't work properly within loop in standalone script (only .PGW)
I have a problem with the export of QGIS 3 interface screenshots. I run stand-alone scripts and one of them launches QGIS and runs script.py with the following code :
mapCanvas = iface.mapCanvas()
...
- 1,097
1
vote
2
answers
66
views
Refresh a speed data with geoserver
We have a problem using the Geoserver version 2.5.2. We are using Geoserver for a line bus fleet monitoring application. We have a data synchronization problem.
I have attached the map that we use to ...
- 11
2
votes
0
answers
593
views
Auto-Refresh Field that has been Calculated with Python in ArcGIS Pro
Is there a way to get a calculated field to auto-refresh?
For example, I have an expiration date field with dates filled in. I have another field that I will use to show the number of days left till ...
- 33
2
votes
0
answers
204
views
Way to refresh shapefile in Spotfire
I am a beginner in working with geospatial data. What I have done so far:
1) I created a map chart visualization in spotfire.
2) I created a shapefile using QGIS.
3) I added the shapefile in the ...
- 297
1
vote
1
answer
3k
views
What is the maximum theoretical refresh rate for GPS [closed]
I understand that most devices have 1 Hz refresh rate for GPS positioning. I tried to read about the actual GPS implementation but I could not figure out how often the location can be determined.
...
2
votes
0
answers
322
views
How to reset the reshape tool in QGIS after 'unknown exception'?
I am using QGIS 2.18.16 and most of the time I have successfully been using the reshape tool to change the shape of polygons. I have snapping and tracing enabled.
Occasionally when I right-click to ...
- 3,602
3
votes
0
answers
488
views
PyQGIS update/refresh composer legend [duplicate]
I am trying to modify the data source of a raster layer in python, then update my composer and finally save it.
To modify my data source I found what is needed here:
https://geogear.wordpress.com/...
- 55
1
vote
0
answers
349
views
Automatic refreshing of Styles and legends in QGIS?
I am a new QGIS user. I come from an Arcgis background, but in my current work for a public administration I must use QGIS for interoperability.
As an ArcMap user, I am used to certain "comforts", ...
0
votes
1
answer
126
views
Defining refresh interval of map in GeoServer?
Is it possible to define the map refresh interval on the server-side (GeoServer 2.11)? The issue is the following. I send GetMap requests to GeoServer from Kibana (client-side). Once the response is ...
- 125
0
votes
1
answer
307
views
Refresh Map on HTML page when data change
I am new about Carto and I have a question.
I would a HTML page with Carto Maps (using JavaScript) and I would refresh the page when the data on CartoDB change.
So I ask if there is a sort of Push ...
- 101
2
votes
0
answers
240
views
ArcMap basemap layers take a long time to display [duplicate]
Over the years I've often used two of the available ArcMap basemap layers (Imagery and USA Topo Maps) as part of my work. I've noticed that ArcMap consistently takes 10-15 seconds for the screen to ...
- 8,104
12
votes
3
answers
26k
views
Refreshing map after changing Feature's style in OpenLayers 3
I have an OpenLayers 3.2.0 map that features some vector sources (ol.source.Vector) and associated vector layers (ol.layer.Vector)
When Features (ol.Feature) are added to the vector sources, they are ...
- 423
11
votes
5
answers
5k
views
Refreshing open attribute table in ArcMap using ArcPy rather than ArcObjects?
I am running the Calculate Field GP tool from the arcpy in ArcMap. When a row value is updated, it does not show up untill I use the Reload Cache tool (Table Options > Reload Cache). How do I refresh ...
- 29.8k
14
votes
5
answers
6k
views
Reloading CSV file within QGIS
I use QGIS to illustrate the results from my Matlab simulation. Matlab produces a CSV file which is connected to a shapefile within QGIS.
At the moment I have to close and reopen QGIS to show the new ...
- 141
1
vote
2
answers
11k
views
OpenLayers not refreshing a layer
I have a problem with refreshing layers. I have WMS and WFS layers from one source. I edit WFS and after do wms_layer.redraw(true) but the layer redraws only after zoom in or zoom out.
Same with ...
- 2,032
7
votes
2
answers
2k
views
Reloading cache on open Attribute Table using ArcPy?
I used python to update a shapeFile through cursors. The Shapefile is updated, but there could be an open Attribute Table.
Manually you can hit "reload cache" to update the Attribute Table and see ...
- 71