June 2005
Intermediate to advanced
568 pages
24h 7m
English
Content preview from Mapping Hacks
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Create Your Own Maps for a Garmin GPS #54
Chapter 5, Mapping with Gadgets
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237
HACK
While it is a basic principle of geography that terrain shapes human behav-
ior, it was still a surprise to me to see the image in Figure 5-11 and to again
get the lesson! Transportation geography is a fascinating subject. I’ve spent a
bit of time studying the Transport Geography page at http://www.geog.
umontreal.ca/Geotrans/.
HACK
#54
Create Your Own Maps for a Garmin GPS Hack #54
The base maps and purchasable maps for a Garmin GPS are nice, but
sometimes you really want your own maps.
When you buy a map-capable Garmin GPS, it comes with a base map that’s
helpful for long-distance navigation but doesn’t have much detail. Garmin
and others are happy to sell maps—at least for some parts of the world—
that have more detail, but that’s not always a perfect solution either. If you
fall into any of these categories, you may have a good reason to make your
own maps for the GPS:
• You’re visiting a temporary location, which has its own geography for a
brief period of time. The Burning Man festival and military encamp-
ments are two wildly divergent examples. Even a large permanent camp
may not be on many maps if it’s on private property.
• You need data that just isn’t available through commercial GPS map
providers. You might want to know where known toxic waste dumps
are, which areas in a forest are inhabited by particular
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.