January 2018
Intermediate to advanced
434 pages
14h 1m
English
Content preview from Kotlin Programming Cookbook
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How to download a file in Kotlin
We often need to download files in our Android application. The most basic way of doing this will be opening a URL connection and using InputStream to read the content of the file and storing it in a local file using FileOutputStream; all this is in a background thread using AsyncTask. However, we don’t want to reinvent the wheel. There are a lot of libraries out there that handle all this stuff very nicely for us and make our work super easy, helping us create clean code.
We can use Volley (https://developer.android.com/training/volley/index.html), a networking library by developers at Google, which makes network communication very easy and fast. Another one we can use is OkHttp (by Square), which is very ...
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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.