Contributed Tutorials

Integrating Facebook Login in iOS App – The Manual Way

In my previous tutorial, I presented an easy and fast way to implement the login with Facebook feature. Based on the FBLoginView class, I demonstrated how logging in and out from Facebook can be done in really a few minutes with the assistance of a predefined login button. In this tutorial we’ll do the exact…
How to Integrate Facebook Login in iOS App

Integrating Facebook features into an app is nowadays a quite common task, and one of the most important steps in the integration process is the login functionality implementation. Logging in with Facebook not only allows you to attach a social characteristic into your app, but it can also be used as a login system instead…
Introduction to UIActionSheet and UIPopoverController

All mobile applications, no matter what they are about, they have one common and obvious characteristic: They offer interaction, which means that they are not static, but require input or actions needed to be taken by users from time to time in order to function properly. One quite usual behavior, is the ability to provide…
Understanding Git Source Control in Xcode

During an application development process, a quite significant part is the way developers manage to keep track of the changes been made over time. It really consists of a necessary need to be able to store and handle copies of working code versions in various stable stages, and revert back to them when bugs or…
Background Transfer Service in iOS 7 SDK: How To Download File in Background

In a previous tutorial I presented a specific new multitasking feature in iOS 7, the Background Fetch, showing how easy it is to make an app to schedule downloads in the background. In this tutorial, I am going to work with another great multitasking feature, named Background Transfer Service. Prior to iOS 7, only a…
Adding Animated Effects to iOS App Using UIKit Dynamics

In the recent tutorials, it has been underlined that iOS 7 has brought along great new features. Many new frameworks, libraries and APIs have been exposed to developers, letting them create modern and engaging applications and attract more users. One of them is the UIKit Dynamics library, integrated right into the UIKit framework, allowing the…
Exploring the Multipeer Connectivity framework: Game Logic

In this tutorial, I will show you how to create a simple, multi-player game using the Multipeer Connectivity framework that was introduced in iOS 7. In the first installment of this series, we laid the foundation of the game. In this article, we’ll implement the game logic. Read the full tutorial on MobileTuts+
Exploring the Multipeer Connectivity framework: Project Setup

As with every major release, iOS 7 includes many new APIs that developers can take advantage of in their applications. In this tutorial, we’ll take a look at a brand new framework introduced in iOS 7, the Multipeer Connectivity framework. This framework adds support for discovering, connecting to, and communicating with nearby services, such as…
Working With Background Fetch in iOS 7

Among the millions of applications existing on the App Store, there is a great number of them that deals with data fetched from the web. Even more, today that carriers provide constant Internet access through 3G and 4G networks at low cost, these apps seem to grow even more. News, weather and social applications are…
Working with Game Center and Game Kit Framework

On App Store, the most popular app category among all is the Games category, something that even Apple accepts as a fact. And how this couldn’t be true, regarding that all or almost all iOS users have downloaded and played one or more games, at least one time? Personally, I’m quite confident that those users…