This week, Mozilla opened a website for developers, Dropbox released a new API for offline applications, a contest for Tizen with a prize fund of $ 4 million began, and PNN told how to connect a smartphone to a car. All this in our new digest.

iOS
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Serialize the settings using the NSCoding protocolRusWhen developing almost any application, sooner or later there is a need to keep its settings, whether it is the current version or in-app settings of the application. What does the developer do in this case? Saves setup data through NSUserDefaults and does it right.
Android
Tasks and Back Stack on AndroidRus
This article is a free translation from an official source. The topic is more focused on beginners, but I think that an experienced developer will be able to learn something new.
Modification of stock firmware for Android. Part 3Part 1/2/3Many do not understand why making modifications to the firmware, and free developer works are overgrown with myths. Let's try today to figure out for what and who needs it and we will debunk many, sometimes stupid, conjectures.
Windows phone
The simplest implementation of cross-platform multiplayer on the example of the evolution of a single .NET gameRusIn this article I want to describe the personal experience of creating a single toy with the implementation of a multiplayer game that allows you to support different platforms (I write on .NET, so first of all my experience concerns Windows / WP, but this method is perfect for other platforms, I have There are working prototypes of the described game for Android / iOS, but so far there is no desire to pay for 1k usd for commercial packages Xamarin).
Firefox os
Mozilla Launches Site for Developers Building Firefox OSAngl"Building blocks" are analogs of system components in other mobile OS - menus, headers, navigation bars, etc.
Development
Tizen App Challenge App CompetitionRusTizen, an open source operating system supported by Intel and Samsung among others, is entering its battle for developers. The Tizen App Challenge contest offers us a total of over 4 million dollars.
HTML5 in mobile development - what to choose?Rus
Today I would like to share our views on when to develop mobile applications should prefer web technologies, and when it is better to use native development tools.
Mobile web development: some features and tipsRusThese tips are more focused on developing mobile apps for PhoneGap, Windows 8 and Firefox OS. But mobile web developers can come in handy too.
Dropbox wants all apps to work offlineRusWith the Datastore API, developers will be able to upload structured user data to Dropbox, so they remain safe and can be synchronized with any device.
A new version of Gimbal SDK with contactless identification support has been released.RusA new version of Gimbal SDK with contactless identification support has been released.
Apptimize offers A / B testing for native iOS and Android applications.RusStartup Apptimize offers a set of tools for A / B testing mobile products for iOS and Android.
Developers are turning towards business applications.RusMobile developers are increasingly turning towards business customers, says a new study by Appcelerator and IDC. Survey results show that in 2010 more than 70% of developers focused their efforts on the development of consumer applications - now only 57.2% of them.
Devices
How to connect a smartphone to the car or the history of the creation of OBD Car DoctorRusThe idea to connect the smartphone to the onboard system of the car arose for a long time. The trigger was a read article on e-stuffing of modern cars and CAN buses, which allows you to exchange data with various devices connected to this bus.