Latest blog tagged on "Objective C"

Fundamentals of CGGeometry in iOS

iOS provides a CoreGraphics framework that came from iOS version 2.0. CoreGraphics provides CGGeometry for our iOS application developers that helps in positioning views or creating drawing by programmatically.

By Tarun Kumar posted   10 months ago

Selecting Image from the Gallery

In iOS application development if we want to fetch media files like Images or Videos then we will use media APIs like AVFoundation.

By Tarun Kumar posted   one year ago

Setting UIImage on a UIButton

Here we will see how to set an image on UIButton on a number of different states.

By Tarun Kumar posted   one year ago

Displaying Contents into UITableView Cell With Its Explanation

In this blog we will use UITableView in our iOS app and display contents into table view cell, we need to follow some necessary steps.

By Tarun Kumar posted   one year ago

NSString Class of Foundation Framework

In iOS, NSString is one of the most commonly used classes in Foundation Framework.

By Tarun Kumar posted   one year ago

Mechanisms for Handling Exception in Objective-C

Defining Mechanisms used in handle exceptions.

By Tarun Kumar posted   one year ago

NSException class of Foundation Framework

Cocoa's 'exception handling system' handles the exceptions in iOS.

By Tarun Kumar posted   one year ago

Required Resources in Xcode Project

In this blog we will learn about Xcode project that we use to configure our app and also we see the required resources that are necessary for our app.

By Tarun Kumar posted   one year ago

iOS: Web Services

Here we are going to know about the 'Web Services' in iOS, so as we know more and more mobile applications are dependent on the cloud in order to function properly (e.g. Twitter, Facebook, news apps etc.)

By Tarun Kumar posted   one year ago

iOS : SQLite Database is a Software Library

SQLite Database Engine is a software library that provides a Relational Database Management System similar to MySQL or Oracle.

By Tarun Kumar posted   one year ago

iOS : Collection View Controller

The UICollectionView class manages an ordered collection of data items and presents them using customizable layouts.

By Nigel Bunyan posted   one year ago

iOS : Navigation Controller

A Navigation Controller is a special kind of view controller that manages a stack of view controllers and their corresponding views. It's an ideal way to display hierarchical data.

By Jennifer Morgan posted   one year ago

iOS : Core Data Framework

Core Data is a framework Apple provides to developers that is described as a "schema-driven object graph management and persistence framework."

By Derek Honeybun posted   one year ago

iOS : SQLite Engine

SQLite is a database that can be used by apps in iOS is called SQLite...

By Tarun Kumar posted   one year ago

iOS : Notification

Notifications give people information and functionality that’s important right now. People can get notifications in various contexts, such as on the lock screen, while they’re using apps, and when they visit Notification Center....

By Tarun Kumar posted   one year ago

iOS : IBAction of UI element

IBActions are methods that are called when some action is taken...

By Nigel Bunyan posted   one year ago

iOS : IBOutlet of UI Element

An IBOutlet connection is usually established between a view or control and its managing view controller...

By Tarun Kumar posted   one year ago

iOS : UIView class of UIKit Framework

View class defines a rectangular area on the screen and the interfaces for managing the content in that area. At runtime, a view object handles the rendering of any content in its area and also handles any interactions with that content.

By Tarun Kumar posted   one year ago

iOS : UIKit Framework

UIKit framework provides the window and view architecture needed to manage an app’s user interface...

By Glen Martin posted   one year ago

Objective-C Foundation Framework

The Foundation framework defines a base layer of ObjC classes, Foundation framework includes the root object class, classes representing basic data types such as strings and byte arrays, collection classes.....

By Tarun Kumar posted   one year ago

Objective-C : Attributes of @Property Directive

@property offers a way to define the information that a class is intended to encapsulate...

By Felix Pickles posted   one year ago

Objective-C : Posing

Objective-C permits a class to wholly replace another class within a program...

By Glen Martin posted   one year ago

Objective-C : Data Encapsulation

Encapsulation is an important concept in object-oriented programming. By using class methods to access data stored in object properties, we can separate how that data is returned from how it is stored internally.

By Jessica James posted   one year ago

Objective-C : Memory Management Methods

Objective-C does not use garbage collection. Instead, it uses a reference-counting environment that tracks how many places are using an object.

By Felix Pickles posted   one year ago

Objective-C : Macros

A macro is a fragment of code which has been given a name. Whenever the name is used, it is replaced by the contents of the macro.

By naomi burke posted   one year ago

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