32,666 reputation
32683
bio website mapperz.blogspot.com
location UK, Canada
age 40
visits member for 3 years, 8 months
seen 1 hour ago

Mapperz, Blogger, GIS Cartographer & Consultant, Geo-Innovator - Senior Mapping Guru & Part-time Numpty

Twitter @mapperz

Blog http://mapperz.blogspot.com/


Apr
7
comment Question about BNG coordinate systems
You can add your own custom projection in FME in (for example) C:\apps\FME\2013_SP4\Reproject >edit MyCoordSysDefs
Apr
7
comment Looking for mobile web app map control that can handle layer redraw with good performance
possible tip: use the kml/geojson in fusion tables - the google servers will render it faster than geoserver.
Apr
7
revised How to work with Microstation DGN v8i files in QGIS?
edits
Apr
7
comment How to work with Microstation DGN v8i files in QGIS?
in v8i you can save as dxf, use the dxf in QGIS.
Apr
7
reviewed Edit suggested edit on Join attributes of point and line layer by location (closest distance) in QGIS
Apr
7
revised Join attributes of point and line layer by location (closest distance) in QGIS
Added info regarding many-to-one situation (Note: new user...not permitted to comment)
Apr
7
comment Exporting PDF from QGIS with print composer without destroying fonts
@Willy Illustrator can convert fonts into paths which can remove issues when moving pdf files to other companies without the original font (licencing maybe required to share third party fonts)
Apr
7
comment Exporting PDF from QGIS with print composer without destroying fonts
See the QGIS ticket hub.qgis.org/issues/3975
Apr
7
comment How to convert .shp file to zip file with mapnik?
mobac.sourceforge.net will create the tiles in zip format for osmdroid.
Apr
4
comment “Enable Attachments” tool in ArcGIS 10.2.1 for Desktop
resources.arcgis.com/en/help/main/10.2/index.html#//…
Apr
4
revised “Enable Attachments” tool in ArcGIS 10.2.1 for Desktop
Changed Title
Apr
4
comment Accuracy vs Precision GPS
Also depends on the quality of the fix and different chipsets use slightly different methods. See types of fixes resources.esri.com/help/9.3/arcgismobile/adf/… REAL TIME KINEMATIC is the highest (but most costly).
Apr
4
comment Trilateration issue
Page 3 (III. TRILATERATION) "Accurate Mobile Robot Localization in indoor environments using Bluetooth" cse.iitm.ac.in/~ravi/papers/Ashwin_ICRA10.pdf
Apr
2
comment Why some lines do not have Junctions in Network Analyst?
Nothing is wrong. Junctions are only when two different lines intersect or are at the start or end of a line segment. You want a junction where the line changes direction?
Apr
2
comment Improve speed of PostGIS “nearest neighbor” query?
Would reprojecting the data to a projection in meters be a part solution? then running near (ST_distance) will be faster mathematically in meters.
Apr
2
comment Split lines at intersections in PostGIS (must be simple but…)
postgis.net/docs/ST_Split.html see SELECT ST_AsText(ST_Split(mline, pt)) As wktcut if not make polygons from your points with ST_buffer then split
Apr
2
reviewed Approve suggested edit on hec-ras tag wiki excerpt
Apr
2
reviewed Approve suggested edit on geocortex tag wiki
Apr
2
reviewed Approve suggested edit on geocortex tag wiki excerpt
Apr
2
comment What is the best FME Transformer for Text search and replace in attribute fields
Regular Expression Tester fmepedia.safe.com/articles/Error_Unexpected_Behavior/… can be modified to change the German accented characters correctly.