37
votes
Installing QGIS3 on Mac?
NEW UPDATE
QGIS3 can now be installed from osgeo's homebrew tap, which saves mucking about with python symlinks... i.e.
brew tap osgeo/osgeo4mac
brew install qgis
Then type qgis in the terminal to ...
29
votes
Installing QGIS3 on Mac?
If you have installed Python3 with Homebrew, you can use symlinks to comply with the installer needs (as suggested by @shongololo).
It seems, the installer needs Python3 installed at (thanks @...
22
votes
Accepted
Installing GDAL on MacOSX?
So far
brew install gdal --HEAD
resulted in
$ ogr2ogr --version
GDAL 2.1.0dev, released 2015/99/99
22
votes
Map display not filling window in QGIS on Mac?
I have the same (OS X 10.11, Qgis 3.2.2). What I'm doing is opening a new map window (View / New Map View), anchoring it to the top or side edge, resizing it and closing it again. This causes the ...
19
votes
Accepted
Launching multiple instances of QGIS (Mac)?
This is not necessarily specific to QGIS but is a question I often get with QGIS users needing to reference two projects at the same time.
open a terminal window and type:
open -n /Applications/QGIS....
13
votes
Exporting map to PDF or SVG in QGIS
If you want to export to PDF then you will need to create a composer window first. 'File'-> 'New Print Composer'. Once you have done this and have a new print composer then you can add a map. The ...
13
votes
Accepted
Map display not filling window in QGIS on Mac?
This is a bug. Install an earlier version or wait for it to be fixed.
Update: This Mac-specific bug brought attention to the fact that the QGIS has not been as well supported as for Windows as for ...
10
votes
QGIS won't read table columns in CSV import on Mac OS
I had the same problem of QGIS reading a CSV file (saved from MS Excel 2011 on my Mac) as a single row.
So, I re-saved the Excel worksheet as "Windows Comma Separated (.csv)" and QGIS was able to ...
9
votes
Instructions for QGIS Mac Installation?
It it is one of the solutions, that of KyngChaos (William Kyngsburie), but there are others (remember that Mac OS X is an Unix system). I shall try to be as as complete as possible.
The KyngChaos ...
9
votes
Accepted
What is the "command line" in QGIS on Mac?
The command line lives in two places. It depends on how you decide you'd like to start scripting and automating tasks that are often tedious or time consuming when done manually.
First place is in ...
8
votes
Accepted
Why does the Select by expression dialog not show field values?
The information you are looking for is hidden in a panel that is collapsed/minimized on the right-hand side of the dialog. Here's how you can access it:
8
votes
Accepted
Installing older versions of QGIS on Mac
The .tar.bz2 files are basically the source code for QGIS. You only really need to download these if you want to build QGIS yourself.
If you want to download an older version of QGIS for Mac, try the ...
8
votes
Accepted
QGIS 3 on Mac OS - Where is the configuration directory?
From the Settings Menu, User Profiles, select "Open active profile folder". You'll be taken straight there.
8
votes
Online POSTGRESQL database error "undefined symbol: GEOSFrechetDistanceDensify"
I had a similar issue on Centos 7 with PG 11 and Postgis 2.5 while dump/updating the database.
In my case 'yum remove geos36' solved it.
Hope this helps or at least give you an in sight!
M.
7
votes
Accepted
Finding GRASS module after upgrading QGIS (Mac)?
I have figured this out and thought it best to post the answer for future users.
Firstly, I right clicked on my QGIS application and selected 'Show Package' to show the subfolders within the ...
7
votes
Using ArcPy on MacBook?
ArcPy is a site package bound to a release of Python associated with ArcGIS Desktop (Windows -- 32-bit or 64-bit, with Background Geoprocessing installed) or ArcGIS Server (Windows and Linux -- 64-bit)...
6
votes
Accepted
Plugin causes QGIS to crash on startup
It's the plugin processing.
QGIS 2.14 comes with a mechanism that deactivates plugins if they did not successfully load on QGIS startup.
This points out a potential problem in the plugin. Save your ...
6
votes
Options for visualizing LiDAR data on (Mac) OS X?
Some options:
Cloud Compare: Open-source visualization software. A third-party pre-built executable for Mac is available from https://asmaloney.com/software/, or you can build from source. Includes ...
6
votes
Set path to SAGA from QGIS on OSX
Your main problem is that the SAGA version you have installed (5.0.0) as shown in your screen shot, is not supported. As of (I think) QGIS 2.18, only the SAGA Long Term Release (currently 2.3.2) is ...
6
votes
TIN Interpolation plugin in QGIS 3.0
According to the changelog, the TIN interpolation plugin has been removed, as it is now part or QGIS core.
To find it in Qgis 3.0, open the processing toolbox and search for Interpolation -> TIN ...
6
votes
Installing Python modules for QGIS 3 on Mac
from Download for Macos
These packages use the python.org Python 3, version 3.6, the "macosx10.9" build - other distributions are not supported. Install Python before installing QGIS.
1) To know ...
5
votes
Accepted
Creating a Canopy Height Model (CHM) image from a LAS file on Mac?
I ended up with this solution with PDAL and GDAL:
First I used liblas to create LAS containing only ground points. Then I used PDAL similar to the "Basic Example" but with output_type: max to create ...
5
votes
Accepted
How to get QGIS to start up?
I had the same issue and removed QGIS by using free software "AppCleaner" from freemacsoft.net.
I then downloaded the last version from KingChaos (2.18.2-1) and installed step-by-step. Now, I have ...
5
votes
Accepted
gdal.VectorTranslate returns an empty file
Your JSON is invalid - you have entered the "coordinates" key twice.
You are trying to read from a different file than you are writing to. You are trying to write to out.json which will be a file on ...
5
votes
Installing QGIS3 on Mac?
I followed the link that came with the QGIS installer to https://www.python.org/downloads/ and installed python3 that way. The QGIS installer was then happy.
This seems to be contradicted by comments ...
5
votes
Using a custom font with the QGIS Composer
QGIS uses the fonts that are installed on your computer. When you have downloaded the font, right-click the .otf file and select 'install'. When you close and open QGIS again, the font should be there....
5
votes
Importing Google coordinates to QGIS but can't select X/Y field, because coordinates are shown in one row
The separator in your CSV is a semicolon. In 'File format' instead of selecting 'Tab' select 'Semicolon' (highlighted) and the coordinates will appear in separated columns.
5
votes
Installing QGIS to virtual environment?
Go Docker!
I would suggest to use a containerized solution.
You can for example run a full-fledge, stand-alone QGIS in a Docker container; it is very simple!
Start here and customize the ...
5
votes
Accepted
Wrong value for parameter "OTB folder"
OTB doesn't come bundled with the QGIS install, only the ability to interact with it.
To install OTB you'll need to follow the OTB install instructions, which you can find here: https://www.orfeo-...
4
votes
Getting list of coordinates for points in layer using QGIS?
Virtual layers enables you to do exactly that. It is an icon on the Layers Toolbar or you can go Layer->Add layer->Add/Edit Virtual Layer...`
Then you will face a window like the one below:
In the ...
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