Curved lines turn to straight lines after sDNA preparation
Geographic Information SystemsCan a curve be a straight line? A curved line is a type of straight line with a bent. In other words, it is a geometrical object similar to the line having curvature. How do I make a curved line straight in Illustrator? Quote from video: We go right into the Anchor Point and we
QGIS 3: Changing the datasource of a layer?
Geographic Information SystemsHow do I change the source of a layer? Changing the data source from the Layer Properties In the Contents pane, right-click the layer. Click Properties. Go to the Source tab and click Set Data Source. Browse the new location and click OK. How do I change the path of a file in QGIS? 4
Clustering points/polygons based on proximity (within specifed distance) using QGIS?
Geographic Information SystemsHow do I make a polygon from points in QGIS? Converting points to polygons can be done in just three steps: Insert the points layer: In QGIS, insert the shapefile map containing the points layer, through the menu: Layer -> Add Layer -> Add Vector Layer. Create a buffer around the points: Select from the
Call QGIS geoprocessing tools from command line (terminal, bash-script)
Geographic Information SystemsHow to run QGIS from command line? Starting QGIS with an existing project file is also possible. Just add the command line option –project followed by your project name and QGIS will open with all layers in the given file loaded. This command line argument hides the splash screen when you start QGIS. How do
Selecting new records using values inside previous selected rows in QGIS?
Geographic Information SystemsHow do I select features by attribute in QGIS? You can obtain the options for selecting by going to “View” in the menu, and then choosing the “Select” option from the drop-down menu. You can also obtain the options by selecting the “Select Features” icon on your menu. How do I filter attributes in QGIS?
Automate – convert Labels and attach to predefined annotation class
Geographic Information SystemsHow do you convert automatic labels to annotation for a map layer? Prepare your labels for conversion by ensuring the proper scale and label properties are set. To convert labels from one layer, right-click the layer in the ArcMap table of contents. To convert labels from more than one layer, right-click the data frame. Click
How can I find a shapefile for GP surgery locations in the UK
Geographic Information SystemsAre GP practice accounts public? GP practices are required to publish their GP’s net earnings on their website. Find out how to do it and what income and who to include. How many GP Surgerys are there in the UK? There are now 6,495 GP practices in England, according to figures for June 2022 from
ArcGIS for Server, find publisher of a service?
Geographic Information SystemsHow do I publish a feature service to ArcGIS Server? To publish a feature service to ArcGIS Server, just publish a map service and enable the Feature Access capability on it. This generates a URL through which you can use the feature service. The lifetime of the map service controls the lifetime of the feature
How does my phone get an accurate reference time for calculating distance from GPS satellites?
Geographic Information SystemsHow accurate is GPS on phone? For example, GPS-enabled smartphones are typically accurate to within a 4.9 m (16 ft.) radius under open sky (view source at ION.org). However, their accuracy worsens near buildings, bridges, and trees. High-end users boost GPS accuracy with dual-frequency receivers and/or augmentation systems. How accurate is GPS time synchronization? GPS
Ordnance Survey data to WGS-84
Geographic Information SystemsIs ETRS89 the same as WGS84? WGS84 is a global CRS which enables the easy transfer of location point information with other countries. It is used in cartography, geodesy and navigation by GPS. ETRS89 is a European CRS widely used to reference location points. Is WGS84 geographic or projected? For example, the “WGS84 projection” is