How to start QGIS with an existing project file?

How to start QGIS with an existing project file?

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. Command line option –extent. To start with a specific map extent use this option.

Why is QGIS not launching on my computer?

I don’t know why, but think i had this problem due to some system .dll files that were already on my machine and may have conflicted with those belonging to qgis. Usually the reason for this is a missing Microsoft Visual C++ 2008 Redistributable Package (x86). Install and try again.

How do I start QGIS on my Mac?

Start QGIS using the Start menu or desktop shortcut, or double click on a QGIS project file. Double click the icon in your Applications folder. If you need to start QGIS in a shell, run /path-to-installation-executable/Contents/MacOS/Qgis. To stop QGIS, click the menu option File QGIS ‣ Quit, or use the shortcut Ctrl+Q.

Where can I get the latest version of QGIS?

Get the latest information on binary packages at the QGIS website at http://download.qgis.org. If you need to build QGIS from source, please refer to the installation instructions. They are distributed with the QGIS source code in a file called INSTALL.

How to add a raster layer to QGIS?

Start QGIS using the Start menu or desktop shortcut, or double click on a QGIS project file. Double click the icon in your Applications folder. Click on the Add Raster Layer icon. Browse to the folder qgis_sample_data/raster/, select the ERDAS IMG file landcover.img and click [Open].

Can a QGIS installation be carried on a flash drive?

QGIS allows you to define a –configpath option that overrides the default path for user configuration (e.g., ~/.qgis2 under Linux) and forces QSettings to use this directory, too. This allows you to, for instance, carry a QGIS installation on a flash drive together with all plugins and settings.

How to restore the predefined QGIS GUI configuration?

Easily restore predefined QGIS. The initial QGIS GUI configuration can be restored by one of the methods below: unchecking Enable customization option in the Customization dialog or click the Check All button; pressing the [Reset] button in the QSettings frame under Settings ‣ Options menu, System tab

How to speed up the performance of QGIS?

Enable multi-threaded rendering: Modern CPUs are multi-core processors. QGIS uses by default only one CPU core for rendering, but you can change this. Multi-threaded rendering should speed up your performance significantly! Render caching and Feature simplification should be activated by default.

Is there a dataset installation package for QGIS?

Uninstall QGIS and reinstall with the data download option checked (only recommended if the above solutions are unsuccessful) For GNU/Linux and Mac OS X, there are not yet dataset installation packages available as rpm, deb or dmg.

How to create a print template in QGIS-Tetrix?

From ‘Project’ under the main menu, select ‘New Print Composer’. A small window will appear entitled ‘Composer Title’. Give your print composer a suitable name, for example, Print Template, and then select ‘OK’ to confirm. Depending on whether you are running Windows or Mac OS, you will then be presented with your main print composer window.

Is there a 64 bit version of QGIS?

Either the 32 bit or 64 bit version should work (everything presented herein was tested using QGIS 2.6.1, 64 bit, on Windows 7). Note: The installation files can be somewhat large (a few hundred megabytes for Windows versions) and might take some time to download and install.

Where do I find QGIS on my computer?

Assuming that QGIS is installed in the PATH, you can start QGIS by typing qgis at a command prompt or by double clicking on the QGIS application link (or shortcut) on the desktop or in the Applications menu. Start QGIS using the Start menu or desktop shortcut, or double click on a QGIS project file.

Where do I set the path to layers in QGIS?

In the properties window for the project under Settings ‣ Project Properties (kde) or Project ‣ Project Properties (Gnome, OS X or Windows), you can set project-specific options. set whether the path to layers in the project should be saved as absolute (full) or as relative to the project file location.

How to enable on the fly projection in QGIS?

To enable “on the fly” projection, click on the CRS Status button in the Status Bar along the bottom of the QGIS window: In the dialog that appears, check the box next to Enable ‘on the fly’ CRS transformation. Type the word global into the Filter field. One CRS ( NSIDC EASE-Grid Global) should appear in the list below.

How to check the current directory of QGIS?

Fully-qualify the parameter 1.qgs – prefix it with the the appropriate directoryname. Alternatively, modify qgis.bat to display %cd% and pause. That will show you where qgis believes its current directory is. That information should allow you to make appropriate adjustments.