September 2011
Beginner
444 pages
12h 13m
English
Content preview from Galaxy Tab: The Missing ManualBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Downloading and Using a Bar Code Scanner
Here’s an even slicker way to download apps from the Web—scan a bar code. All you need is your PC or Mac and a free bar code app on your Galaxy Tab. You then browse the Web, and when you come across a file you want to download, point your camera at the onscreen bar code, and the app downloads to your Tab.
First you need to get one of the many bar code scanner apps. One highly rated, popular app is called Barcode Scanner, from Zxing Team—and it’s free, as well. (Barcode Scanner does a lot more than just let you download apps. It can also scan a bar code on a product, identify the product, and send you to web pages with more information about it, including reviews and places to buy.)
After you install the scanner app on your Tab, you’re ready to go. Many web-based Android libraries and developer websites have bar codes next to the app descriptions, so you can easily download them.
When you come across a bar code for downloading an app, run Barcode Scanner, and then point your Tab’s camera at the bar code, centering it in the window in the middle of the viewfinder. The app quickly recognizes the bar code and shows you the information it contains, including the web page’s URL. At the bottom of the screen, tap “Open browser,” and the file downloads just as if you’d tapped a download link. You can then install the app in the usual way.
Tip
You can also share the link to the app with others by tapping either “Share via email” or “Share via SMS.” If you ...
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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.