The Stack Overflow podcast is back! Listen to an interview with our new CEO.

Questions tagged [display]

Visual representation of data

Filter by
Sorted by
Tagged with
3
votes
1answer
121 views

How to combine several datapoints in one location to a single point varying in size accordingly?

This might be a very simple thing, but I just can't figure it out how to do it in QGIS (alternatively I'm also grateful for explanations for ArcGIS). I have a fisheries dataset with multiple catches ...
4
votes
1answer
697 views

How to change the settings for where ArcGIS splits world data

I have a world map made up of 6 shp files. All the files and the data frame are set to WGS84. The way Arc 10 and 10.1 decides to display the files, it splits Russia into 2. The majority of Russia ...
3
votes
1answer
308 views

GeoRSS reprojection

Sorry I'm newbie in ESRI API javascript, I'm trying to to change the GeoRSS projection from from 102100 to 54030. could anyone give me a hand?! please! my project script is: var map; require([ "esri/...
1
vote
2answers
549 views

QGis Print Composer: layer symbology not displayed

Exactly the same as this problem from way back, only I've had this from 1.8.0 to present (2.1.0 master). Yay, symbols: Boo: no symbols, cue MS Paint: Anyone know why this might be or have the same ...
2
votes
1answer
161 views

How to display my country's map?

I am newbie in Geomajas and I tried to create new Geomajas application using the documentation in http://files.geomajas.org/maven/trunk/geomajas/docbook-gettingstarted/html/master.html. I don't know ...
0
votes
1answer
440 views

ArcGIS runtime SDK 10.1.1 for java does not display anything

I am currently trying to display a map (using OpenStreetMapLayer) and nothing shows up but the esri logo and the OpenStreetMap copyright. I am not getting any error message even if the event mapReady ...
0
votes
1answer
890 views

Basic raster map questions

My bigger problem is to convert a raster map to polygons. I've found some questions that give info and I'm trying to use GRASS GIS as part of that. However, I'm having some basic problems and I can't ...
0
votes
1answer
127 views

Can this compilation and display of species frequency data be improved? QGIS 1.8.0

As a newbie on QGIS, I would like to find out if the way I put a species frequency map together could be improved upon. I had to map the presence or absence of 7 plant species surveyed in 30 2m x 2m ...
1
vote
1answer
76 views

Display information while map is zoomed using OpenLayers

I have a map being rendered by OpenLayers using GeoServer which is serving maps using PostGIS. In the database for each line feature type (i.e road), I have the name of that road. I'm looking for a ...
3
votes
1answer
2k views

Set unique values to different groups programmatically

I have a polyline feature layer. After doing some computation, I update a field of that layer and want to set unique color for different value of that field. We can do this from symbology using unique ...
0
votes
1answer
682 views

CRS is UTM 51, the coordinates are shown in meters, show same coordinates as lat long as well?

We are working with a CRS of UTM 51N, the Philippines. The coordinates under cursor are shown as metric values. Clients however like so see the Latitude Longitude values when they move the cursor. Is ...
12
votes
3answers
3k views

How to Display Overlapping Lines?

I have multiple line layers that represent bus routes and many of the routes overlap (i.e. near terminals, transfer locations, etc.) Is there a function in Qgis which will display both features next/...
2
votes
1answer
2k views

How to add a table into the TOC in a Python script?

I recently experienced some troubles in adding a table from a specific folder to the TOC using a Python script. Any idea on how can I solve this?
3
votes
1answer
275 views

Showing map in Grass Layer Manager/Map Display via Python

I've created some raster(tif) maps using Grass libraries in Python. I want to opem them automatically in Grass GIS Map Display or Layer Manager after creation. I don't want to use GUI for this. What ...
1
vote
3answers
2k views

How to Change the Default Displaying Order of Esri Basemaps in basemapGallery?

I just started using ArcGIS JS APIs. In my app, I want to combine a few ESRI basemaps with my own basemap service. I am using basemapGallery dijit to change basemaps. By default, basemapGallery shows ...
20
votes
6answers
15k views

How to improve rendering performance of a very large shapefile?

I have a polygon shapefile that has a 100MB .dbf, and 500MB .shp file component. The reason it is so large, is that it is classified as a landbase for a whole district. Everytime I view the file in ...
1
vote
1answer
94 views

Including Less Boundary Detail in Zoomed out Map of ArcGIS Desktop?

I have a large map in ArcGis with a great deal of boundary detail which I don't need. My issue is when my map is zoomed out the outline of these extremely detailed boundaries block other important ...