Objective-c is a highly dynamic message-based object-oriented language, superset of C, that is a primarily used for programming Apple's Mac OS X and iOS platforms.

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How to implement transfer money between two person through an iOS application? [on hold]

How to implement mobile money transfer between two persons through an iOS application? By using InAPPurchase is it possible?For this we have to develop a payment gateway rite? I'm totally ...
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108 views

Should I read Kochan's “Programming in C” (10 years old) [on hold]

I plan on learning Obj-C and so I decided to do it by the book and learn C first. The problem: S.G. Kochan's highly acclaimed book "Programming in C" (3rd edition) is almost ten years old now1. I ...
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Can anyone explain to me what problem Core Data solves? [closed]

Core Data seems to add a needless layer of complexity. If you want to save data created natively by the user in an app why not just use an object and then write the data all to SQLite or back to a ...
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318 views

Should I learn Objective-C if I don't want to make iOS applications? [closed]

As a Windows programmer in C/C++/Java languages, is there any other purpose for Objective-C other than developing on Cocoa and Mac iOS products? Would there be any use for a Windows programmer to ...
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81 views

Can anybody help me in designing my UITableView into MVC Pattern?

I have written a ViewController in which I get data from the internet and display it in a UItableview using a JSON parser which uses object for key to identify its objects. What I would like your ...
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Designing object oriented programming

Basically, I want to make api calls using an SDK I am writing. I have the following classes: Car CarData (stores input values needed to create a car like model, make, etc) Basically to create a ...
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Objective-C Lesson in Class Design

I have the following classes: Teacher Student Class (like a school class) They all extend from KObject that has the following code: - initWithKey - send - processKey Teacher, Student ...
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61 views

Custom animation iOS

I have seen animation, and i can't figure out how to do something like in this video(youtube). I want to discuss how it's made. I don't think that they're using sprites. I have one idea how to do ...
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174 views

Basic Objective-C Questions

I'm new to objective C, I'm following "Objective C 5th Edition Stephen Kochan and I don't have anyone to ask my doubts to. I'm confused with this question: Q. Is it necessary to use "-" or "+" before ...
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Design pattern for locking asynchronous operations in Objective-C

I'm writing my first Objective-C Class. It's responsible for interaction with an HTTP SSO authentication service. The process requires multiple HTTP transactions in order to complete. The Class acts ...
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190 views

When to use embedded script language?

I already read some post about the why use embedded script language but I want to ask when to use it. I have implemented an Objective-C / Javascript binding framework which allow me to write ...
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6answers
174 views

What are the reasons to create UIView subclass?

I've noticed that there are a lot of UIView subclasses in my legacy project. Mostly the only reason of such a subclass is to split bigger view into custom subviews and provide layout for its subviews ...
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Where should I put methods that make an Http Request to get data from a web service in iOS development?

I have a Model Car in my iOS application where it's parameters like name, year, value etc are fetched from a web service in order to fill a list with cars data. Where should I put the method that ...
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234 views

In Objective C, what English words can I conceptually associate to the symbols?

I'm learning Objective C (from a C# background) and am having difficulty understanding the unusual method signatures and am looking for a shortcut to make the learning curve less steep. When reading ...
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2answers
164 views

Is state pattern a good solution for implementing UI changes for Landscape and Portrait modes?

For our iOS app, a lot of complicated UI logic depends on the interface orientation of the ViewController. This conditional logic is present in a lot of places. Can it be segregated into different ...

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