August 2015
Beginner
768 pages
18h 18m
English
Content preview from Android Application Development All-in-One For Dummies, 2nd Edition
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Chapter 2
Intents and Intent Filters
In This Chapter
Making a match
Getting the lowdown on intents and intent filters
Practicing with intents on an emulator or device
Stacking up your activities and tasks
You can judge people’s mental ages by the kinds of foods they eat. For example, one of my friends seeks out new tastes from strange and exotic lands. Mentally, he’s a mature adult. As for me, I like cheeseburgers and chocolate. Mentally, I’m 12 years old.
So here’s an experiment: Put a meal on a table and then put a bunch of people in the room. Each person has a list of foods that he is willing to eat. Now use the people’s lists to figure out who is (and who isn’t) willing to eat the meal.
Things can become complicated. I love cheeseburgers … but no toppings, please! … unless the topping is mayonnaise. Yes, I want fries with that, but not if they’re sweet potato fries. And above all, if the food’s slimy, or if you have to explain where it comes from, I’m not eating it.
How to Make a Match
Android has two kinds of intents — explicit and implicit:
- An explicit intent names an activity ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
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.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
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.