A rather geeky/technical weblog, est. 2001, by Bramus
To create presentations I like to use Keynote, mainly thanks to its animation feature. I admit that it took me some time to get accustomed to it – and that not all is perfect – but I think I’ve become efficient at using it over time. The transitions and animations – such as seen in …
Continue reading “Convert a Keynote presentation to a set of hi-res images”
Now this comes in handy: Docs to Markdown (GD2md-html) converts Google Docs to simple, readable Markdown or HTML. This add-on allows you to create documents using the excellent editing and collaborative features of Google Docs, but publish as Markdown or HTML that you can store as text files using a version-control system. Docs to Markdown …
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Conversion result, using data of my hometown Deinze, Belgium To convert a MrSID (Multiresolution Seamless Image Database) from LizardTech you’ll need GDAL (Geospatial Data Abstraction Library) — Mac Users: download here — along with its MrSID Plugin — Mac Users: scroll down at link above. Once both are installed you can use gdal_translate to do …
Continue reading “Convert MrSID to an image (PNG, JPG, TIFF, …)”
Conversion result implemented in Google Maps, using data of my hometown Deinze, Belgium To convert ESRI shapefiles to geoJSON (which you can perfectly use JavaScript and thus pass on to Google Maps, see screenshot above) you will need GDAL (Geospatial Data Abstraction Library) — Mac Users: download here. I have installed GDAL 1.9 Complete but …
Continue reading “Convert ESRI Shapefile (.shp) to geoJSON (.json)”
Needed to convert LAMBERT 1972 (EPSG:31370) coordinates to WGS84 (EPSG:4326) for a project I’m working on in order to use the coordinates with Google Maps (which uses a SphericalMercator (EPSG:900913) projection). Took me quite a while to find the needed algorithm, so hereby I’m listing them (and am providing the JavaScript implementation): JavaScript: var lambert72toWGS84 …