Posted on February 14, 2023 (Updated on July 10, 2025)
How connect points with lines in QGIS?
Hiking & ActivitiesHow do I join points to lines in QGIS? Steps Open and click on the processing toolbox. Search for geometry by expression function. Double click on the Geometry by expression tool to open the toolbox window. For Input layer, select the first point layer (GEO_PLACE_NAME) For Output geometry type, select Line. How do I link
Posted on February 14, 2023 (Updated on July 10, 2025)
Create a column ‘geometry’ of points with longitude and latitude data given in a pandas DataFrame
Hiking & ActivitiesHow do you plot latitude and longitude for pandas? 1>Import comma-separated text files using pandas into the dataframe. 2>Adding columns address and coordinates in dataframe. 3>Adding column latitude and longitude from the coordinates column. 4>plotting all coordinates of tiger reserves from the dataframe into the map by using for loop. How to plot longitude and
Posted on February 14, 2023 (Updated on July 10, 2025)
Error when using r.watershed in QGIS 2.10.1 with Grass
Hiking & ActivitiesWhat is the difference between Qgis and Qgis with grass? GRASS has full/real topology support, that means that a single boundary can share several areas . QGIS is primarily non-topological or “spaghetti” , adjacent area boundaries are duplicated. And they relate in the way that Qgis can display and edit GRASS vectors through the GRASS
Posted on February 14, 2023 (Updated on July 10, 2025)
Importing colour map from .text file which will then correspond to geologic shapefile on QGIS 3.10.6
Hiking & ActivitiesHow do I import a map into QGIS? Go to Layout-> Add a Map. Once the Add map button is active, hold the left mouse and drag a rectangle where you want to insert the map. You will see that the rectangle window will be rendered with the map from the main QGIS canvas. You
Posted on February 14, 2023 (Updated on July 10, 2025)
How to determine Visibility Map for Atmospheric Correction
Hiking & ActivitiesWhat is the formula for atmospheric correction? Atmospheric correction consists of retrieving of Lw(λ) from the sum La (λ) + t(λ)Lw (λ) = Lt − Lr, as assumed by (1). Which atmospheric correction method is most useful for easy detection of haze from the images and why? Answer: Spatial “information based correction”: “spatial matching of
Posted on February 14, 2023 (Updated on July 10, 2025)
Adding dynamic text to layout from attribute table with Data Driven Pages
Hiking & ActivitiesHow do I add dynamic text in Arcgis? Add dynamic text to your layout With a layout view active, on the Insert tab, in the Graphics and Text group, click the Dynamic Text button . Choose a dynamic text tag from the gallery. In the layout view, click and drag a box in the desired