Bart Jacobs
Bart Jacobs runs Code Foundry, a mobile and web development company based in Belgium and writes about iOS development on his blog. Bart is also the mobile editor of Tuts+.
Tutorials
  • Code
    Building a Shopping List Application From Scratch: Part 1Preview image@2x
    19 shares
    In the next two lessons, we'll put the knowledge learned in this series into practice by creating a basic shopping list application. Along the way, you'll also learn a number of new concepts and patterns, such as creating a custom model class and implementing a custom delegate pattern. We've got a lot of ground to cover so let's get started.Read More…
  • Code
    Data Persistence and Sandboxing on iOSPreview image@2x
    13 shares
    Persisting data across application launches is a requirement that most iOS applications have, from storing user preferences using the user defaults system to managing large datasets in a relational database. In this article, we'll explore the most common strategies used for storing data in an iOS application. I will also talk about the file system on iOS and how application sandboxing affects data persistence.Read More…
  • Code
    Exploring Tab Bar ControllerPreview image@2x
    8 shares
    While navigation controllers let users navigate hierarchical content or complex data by managing a stack of view controllers, tab bar controllers manage an array of view controllers that don't necessarily have a relation to one another. In this article, we will explore tab bar controllers in more detail by creating a tabbed application from scratch.Read More…
  • Code
    Navigation Controllers and View Controller HierarchiesPreview image@2x
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    Navigation controllers are one of the primary tools for presenting multiple screens of content with the iOS SDK. This article will teach you how to do just that.Read More…
  • Code
    Table View BasicsPreview image@2x
    5 shares
    Table views are among the most used components of the UIKit framework and are an integral part of the user experience on the iOS platform. Table views do one thing and they do it very well, present an ordered list of items. The UITableView class is a good place to continue our journey through the UIKit framework as it combines several key concepts of Cocoa Touch and UIKit, including views, protocols, and reusability.Read More…
  • Code
    First Steps with UIKitPreview image@2x
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    UIKit is the framework that you'll find yourself use most often when developing iOS applications. It defines the core components of an iOS application, from labels and buttons to table views and navigation controllers. In this article, not only will we start our exploration of the UIKit framework, we will also explore the internals of an iOS project and the basic building blocks of iOS applications.Read More…
  • Code
    Exploring the Foundation FrameworkPreview image@2x
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    The Foundation framework is the bread and butter in the toolbox of an iOS developer. It provides the NSObject root class and a large number of fundamental building blocks for iOS development, from classes for numbers and strings, to arrays and dictionaries. The Foundation framework might seem a bit dull at first, but it harnesses a lot of power and is indispensable when developing iOS applications.Read More…
  • Code
    Exploring the iOS SDKPreview image@2x
    10 shares
    A good understanding of the iOS SDK is key when developing native iOS applications. Not only will it help you choose the right tools to tackle a particular problem, it will also make sure that you don't get lost in the dozens of frameworks that are included in the SDK. In this article, we zoom in on the iOS architecture and find out what powers iOS applications under the hood.Read More…
  • Code
    Getting Started with Objective-CPreview image@2x
    18 shares
    With the basics of C still fresh in your memory, it is time to become familiar with Objective-C. The key difference with C is that Objective-C is an object oriented programming language, whereas C is a procedural programming language. This means that we first need to understand objects and how they relate to classes. Other key concepts that we will explore in this article are object messaging, encapsulation, and inheritance.Read More…
  • Code
    Learning C: A PrimerPreview image@2x
    25 shares
    You may have heard that you need to be familiar with Objective-C if you plan to develop iOS applications. While Objective-C is indeed an important component of iOS development, people tend to forget that Objective-C is a strict superset of C. In other words, it is also important to be familiar with the fundamentals of C as an iOS developer. Don't worry though. If you already know the basics of programming, C will not be too difficult to pick up.Read More…
  • Code
    Creating Your First iOS ApplicationPreview image@2x
    27 shares
    Even though we've already learned quite a bit in this series on iOS development, I'm sure you are eager to start building iOS applications that do something cool or useful. In this tutorial, your wish is granted. Using Xcode, you'll create an iOS project from scratch, modify the project's source code, and run your application on either the iOS Simulator or a physical device.Read More…
  • Code
    How to Test Your App on an iOS DevicePreview image@2x
    54 shares
    Provisioning an application for testing on either a physical device or for App Store distribution can be a nightmare for beginners. However, every iOS developer has to tackle this hurdle at some point. In this article, I hope to give you a good understanding of how to properly provision an application for testing on a physical device.Read More…