##QGIS Resources ##Maptime MSP - March 2015
David Fawcett fawcett
fawcett
/ gist:18a5ee88781033cea688
Last active
August 29, 2015 14:17
An example showing how to make a transparent custom legend with mapbox.js. Code is based on an example by Tristen.
fawcett
/ gist:2bb87013db5c0d986ac5
Created
February 19, 2015 19:51
Maptime MSP - February 2015 Favorite Data Sources
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| Maptime MSP - February 2015 Favorite Data Sources | |
| Hennepin County [Agata] | |
| http://www.hennepin.us/your-government/open-government/gis-open-data | |
| Minnesota Population Center - TerraPop [Agata] | |
| http://www.terrapop.org/ | |
| National Highway Planning Network [Nat] | |
| http://www.rita.dot.gov/bts/sites/rita.dot.gov.bts/files/publications/national_transportation_atlas_database/index.html |
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| # You can see the results of the requests at requestb.in | |
| # The older request fails and the newer request works (when sent to geocoder) | |
| # http://requestb.in/x90623x9?inspect | |
| #This data payload does not work | |
| addrPayload = {"records": [{"attributes": {"STREET": "360 Sherman St Ste 300", "ZIP": "55102", "OBJECTID": 468}},{"attributes": {"STREET": "360 Sherman St Ste 300", "ZIP": "55102", "OBJECTID": 468}},{"attributes": {"STREET": "360 Sherman St Ste 300", "ZIP": "55102", "OBJECTID": 468}},{"attributes": {"STREET": "360 Sherman St Ste 300", "ZIP": "55102", "OBJECTID": 468}},{"attributes": {"STREET": "360 Sherman St Ste 300", "ZIP": "55102", "OBJECTID": 468}},{"attributes": {"STREET": "360 Sherman St Ste 300", "ZIP": "55102", "OBJECTID": 468}},{"attributes": {"STREET": "360 Sherman St Ste 300", "ZIP": "55102", "OBJECTID": 468}},{"attributes": {"STREET": "360 Sherman St Ste 300", "ZIP": "55102", "OBJECTID": 468}},{"attributes": {"STREET": "360 Sherman St Ste 300", "ZIP": "55102", "OBJECTID": 468}},{"attributes" |
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| Notes on creating a large image from USGS DOQ tiles. | |
| The image tiles are JPEG2000 compressed 5000 x 5000 px images. (~120 of them) | |
| A vrt was create using GDAL build vrt: | |
| gdalbuildvrt -input_file_list filelist.txt img_index.vrt | |
| The output image was created using gdal_translate | |
| gdal_translate img_index.vrt mpls7575.jp2 -outsize 75% 75% -of JP2OpenJPEG -co QUALITY=75 --config GDAL_MAX_DATASET_POOL_SIZE 10 |
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| gdalinfo img_index.vrt | |
| Driver: VRT/Virtual Raster | |
| Files: img_index.vrt | |
| /Users/david/projects/mpls_watersheds/data/15TVK725710_201203_0x3000m_CL_1/15TVK725710_201203_0x3000m_CL_1.jp2 | |
| /Users/david/projects/mpls_watersheds/data/15TVK725725_201203_0x3000m_CL_1/15TVK725725_201203_0x3000m_CL_1.jp2 | |
| /Users/david/projects/mpls_watersheds/data/15TVK725740_201203_0x3000m_CL_1/15TVK725740_201203_0x3000m_CL_1.jp2 | |
| /Users/david/projects/mpls_watersheds/data/15TVK725755_201203_0x3000m_CL_1/15TVK725755_201203_0x3000m_CL_1.jp2 | |
| /Users/david/projects/mpls_watersheds/data/15TVK725770_201203_0x3000m_CL_1/15TVK725770_201203_0x3000m_CL_1.jp2 | |
| /Users/david/projects/mpls_watersheds/data/15TVK725785_201203_0x3000m_CL_1/15TVK725785_201203_0x3000m_CL_1.jp2 | |
| /Users/david/projects/mpls_watersheds/data/15TVK725800_201203_0x3000m_CL_1/15TVK725800_201203_0x3000m_CL_1.jp2 |
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| <VRTDataset rasterXSize="45000" rasterYSize="65000"> | |
| <SRS>PROJCS["NAD83 / UTM zone 15N",GEOGCS["NAD83",DATUM["North_American_Datum_1983",SPHEROID["GRS 1980",6378137,298.2572221010002,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","6269"]],PRIMEM["Greenwich",0],UNIT["degree",0.0174532925199433],AUTHORITY["EPSG","4269"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",-93],PARAMETER["scale_factor",0.9996],PARAMETER["false_easting",500000],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","26915"]]</SRS> | |
| <GeoTransform> 4.7250000000000000e+05, 3.0000000000001142e-01, 0.0000000000000000e+00, 4.9890000000000000e+06, 0.0000000000000000e+00, -3.0000000000018590e-01</GeoTransform> | |
| <VRTRasterBand dataType="Byte" band="1"> | |
| <ColorInterp>Red</ColorInterp> | |
| <SimpleSource> | |
| <SourceFilename relativeToVRT="0">/Users/david/projects/mpls_watersheds/data/15TVK725710_201203_0x3000m_CL_1/15TVK725710_201203_0x3000m_CL_1.jp2</So |
fawcett
/ ckanApiPurgeOrgExample.py
Last active
December 30, 2015 03:49
A quick example on how to purge a group from a CKAN instance via the CKAN API. You will need to edit the code to set the values for your CKAN URI, API key, and the name of the group that you wish to purge. Note that this example requires the ckanap Python module: https://github.com/open-data/ckanapi
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| import ckanapi | |
| ckanUrl = 'http://uri.to.your.ckan.instance' | |
| apiKey='apiKeyForCkanSysadmin' | |
| groupName='nameOfGroupToBePurged' | |
| def purgeCkanGroup(ckanUrl,apiKey,groupId): | |
| """ | |
| This function purges an organization from a CKAN instance via the CKAN API. |
fawcett
/ commons_demo.md
Last active
December 23, 2015 20:29
fawcett
/ Pondering Portals
Last active
December 16, 2015 15:09
A collection of the revisit of the geo portal
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| Brian Timoney | |
| http://mapbrief.com/2013/02/05/why-map-portals-dont-work-part-i/ | |
| http://mapbrief.com/2013/02/07/paralysis-of-choice-why-map-portals-dont-work-part-ii/ | |
| http://mapbrief.com/2013/02/11/the-tyranny-of-requirements-why-map-portals-dont-work-part-iii/ | |
| http://mapbrief.com/2013/02/19/an-iconography-of-confusion-why-map-portals-dont-work-part-iv/ | |
| http://mapbrief.com/2013/02/21/the-waiting-is-the-hardest-part-why-map-portals-dont-work-part-v/ | |
| http://mapbrief.com/2012/08/01/how-the-public-actually-uses-local-government-web-maps-metrics-from-denver/ | |
| http://mapbrief.com/2013/03/15/your-online-map-is-missing-half-its-audience-more-revealing-web-analytics-from-the-field/ |