Questions about issues that are specifically related to Apple's iOS operating systems (whether directly or indirectly).

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-4
votes
0answers
27 views

Developing a calendar app in Swift [on hold]

I am looking to develop a calendar app in Swift as a learning experience and I have no prior knowledge of Obj-C. However, all the frameworks seem to be in Obj-C and I am wondering what would be the ...
-4
votes
0answers
39 views

Build a map based navigator in iOS [on hold]

How can I use Google Maps to build a simple navigation APP in iOS? Is there an API to create directions and routes?
0
votes
4answers
114 views

Security in an iOS game?

I'm part of a team building an iOS game which has multiplayer elements. A concern right now is how to make the game more secure, from user manipulation. I know there's a lot of multiplayer games out ...
-2
votes
0answers
43 views

ios application development job hierarchy in a software company? [on hold]

I tried to search for my question's answer before but I didn't get any success. I am an iOS app developer and I want to know about job positions hierarchy in software company in India or outside of ...
2
votes
2answers
90 views

What is a good design pattern to implement REST services on mobile?

It is easy to implement calls to API endpoints, then to parse JSON and handle the data - but what is a good design pattern for this? Here are some ways I have tried but I feel like there should be a ...
0
votes
1answer
26 views

What effect does using multiple childViewControllers views inside a ContainerViewController have on memory?

I have three childViewController views inside my ContainerViewController and these three views are inside a horizontal scroll view. My intention is to build an app that has a custom camera on one ...
-2
votes
1answer
39 views

What mobile specific/iOS unit tests should you write? [closed]

I have read a TDD book by Kent Beck as well as other Unit Testing tutorials. Most of the tutorials explain how to use a tool or give simple/silly examples. Here on stackoverflow there are a bunch of ...
0
votes
1answer
49 views

The ViewController design in iOS vs MVC in tradiational web apps design

As I came from the background of webapps and move to iOS programming, I am wondering why we can't just apply the MVC design approach to native apps, i.e. in iOS, the view and controller are tightly ...
1
vote
0answers
22 views

iOS NSError with global handler [migrated]

I am in the beginning of programming an iOS app. Having read the Apple guides on how to deal with errors, I got the following most important points: Exceptions are for programmers Use NSError for ...
4
votes
0answers
133 views

“Middle ground” architecture for client-server iOS apps?

I see two obvious approaches to the architecture for an iOS app which needs to talk to a server to do its job. Pretend to be a web browser Under this approach, the app fetches a chunk of data ...
0
votes
1answer
40 views

Lazy-initialization vs preprocessing in image-based iOS app

I am making an iOS app which contains museum gallery: user can look through exhibits and then select info about it, etc. On the exhibit screen I have two ScrollViews that are different, but are being ...
1
vote
2answers
71 views

Architecture for application-wide diagnostic-gathering tool?

My product owner wants us to report more information on the state of the product when a user contacts customer service through an in-app form. The form eventually results in an email being sent to a ...
1
vote
0answers
29 views

New project from a third party and documentation [duplicate]

I'm going to become the custodian of an iOS project developed by a third party and my boss just asked me for a list of documentation that I think we should be asking the third party for when they hand ...
0
votes
0answers
44 views

Can PhoneGap and RoboVm work in harmony?

The Goal is to make an iOS app using phonegap and java. When writing phonegap plugins that interact with native code (objective-c) would it be possible instead to make it interact with java when using ...
1
vote
2answers
90 views

Android SDK and Iphone SDK limitations

I have an idea that would require triggering a call or text message simply by pressing or dialing a certain number. Example: Pressing 2324 on the pin code. Despite it not being your pin code to ...
2
votes
4answers
359 views

How to develop cross platform mobile applications with native UI and Javascript backend?

I want to build a cross platform(Android, iOS, Windows) mobile application. I want the UX of the application to be different on the different platforms so that it will be more platform specific and ...
0
votes
0answers
43 views

VPN system to analyze users traffic (onavo-like)

I would like to develop a system that is able to analize the network traffic of people using it. I am interested in the URLs that the users request. Let's say the users targeted are on iOS or Android ...
0
votes
0answers
40 views

How to transfer metadata using Bluetooth between an iPhone and an Android mobile?

I would like to develop a hybrid app to transfer data/meta data between an iPhone and an Android mobile device using Bluetooth. I could find BTStack and PhoneGap useful. But, is it possible to ...
0
votes
3answers
50 views

Reliable secure data exchange between service written on .NET and an iOS client app

I have a service written on .NET working on a company server. It designed to do a very simple thing, to receive a request via WCF named pipes from another service working locally on the same server, ...
0
votes
1answer
113 views

Approach to managing multiple services like Evernote, Google drive, dropbox in iOS

I'm trying to think up a scenario when I'd have three different forms of NSData (or whatever) to be sent to three different services like Evernote, Google drive, Dropbox. Granted, each of those has ...
1
vote
2answers
87 views

Can XCode work with TFS?

We have been using Team Foundation Server (TFS) for source code management of our solution which contains components for a number of platforms - asp.net, windows & android so far. We now wish to ...
0
votes
0answers
23 views

How to save and clear Files/PDFs received from web service in iOS apps?

My web service will send me a PDF and I have to store it locally on my iphone app and share it through whatsapp later. So how can I save this file received in my app for later sharing? How can I again ...
1
vote
0answers
180 views

UIDocumentInteractionController in iOS for Whatsapp Integration

I was looking for a way to share my application created files through Whatsapp. I found we can chat using custom URL scheme provided by whatsapp. But, to share files of my app, I read that I have to ...
0
votes
1answer
135 views

Does my use of the strategy pattern violate the fundamental MVC pattern in iOS?

I'm about to use the 'strategy' pattern in my iOS app, but feel like my approach violates the somehow fundamental MVC pattern. My app is displaying visual "stories", and a Story consists (i.e. has ...
2
votes
0answers
45 views

Core Data: is performing NSFetches in transient property code bad? Why?

In Core Data, we can put transient properties in our entity objects (or categories on our entities). These transient properties can calculate transient data based on actual entity properties. Is ...
0
votes
1answer
67 views

Drawbacks to redefining method in precompiled header

I have a lot of calls to NSLog(...). I need to change all of these calls to CLSNSLog(...). So I added this to my precompiled header (.pch): #import <CrashlyticsFramework/Crashlytics.h> #define ...
7
votes
3answers
618 views

How exactly to use the MVC design pattern

I have read the documentation on the apple's developer website which refer following guidelines A view class shouldn't depend on a model class (although this may be unavoidable with some custom ...
0
votes
0answers
80 views

Manage the persistence of entities on iOS in several places: CoreData on the device, iCloud and on a REST API

For the needs of a project, I would persist the datas contained in Core Data in several places depending on the state of the user. If the user is logged to my API -> Persist the datas on my API. ...
1
vote
0answers
197 views

What are the bad points of using Core Data for iOS like an ORM

I just starting to use Core Data for my iOS app and I am thinking about how use Core Data for my needs. What are the features of my app: The user look for products proposed from a catalog. The user ...
-1
votes
1answer
84 views

Where does one draw the line between inspiration and plagiarism? [closed]

Suppose one would like to use in an iOS app only one function from a GPLv3 library that contains a large number of them. One cannot simply link the whole library beacuse otherwise the resulting ...
0
votes
0answers
37 views

What is the best solution for an API class that could have different end points? (iOS)

What is the best approach for creating a singleton API class, where different requests could call different api providers and how to manage this? For instance you might have a singleton class 'API' ...
0
votes
2answers
272 views

Why does the Mailbox app need their own backend?

I am only coding in Objective-C and I have no experience with backend coding, only a high-level understanding. I understand why a lot of programming projects require backend servers but I'm not ...
3
votes
1answer
175 views

IOS app updates that don't require App Store submission

Some apps, I've noticed that developers are able to update their software without submitting them to the App Store. For example, Game of War will occasionally tell you that an update is available ...
2
votes
0answers
150 views

Are Calls to a WCF Service via JSONP Secure?

I am looking at developing a complete HTML5/JS mobile app that can be deployed to Android, iOS and Windows platforms. I am using DevExtreme tools to help me do that. I already have a WCF service that ...
1
vote
2answers
244 views

Good Programming Practice for similar child classes

I am developing an iOS application, in which I have to draw some patterns on a view based on option selected by user. Let me explain you more clearly. User will be shown number of images as options ...
1
vote
1answer
362 views

Private apps for iOS and Android

Is it possible to develop private apps for iOS (iPhone/iPad) and Android? With "private apps" I mean apps that do not appear on the public app store, but can be downloaded and used only by selected ...
0
votes
2answers
230 views

Snapchat clone: How do I secure pre-downloaded notifications so that they cannot be opened outside of the app?

Say I'm making a snapchat clone app for Android and iOS. Let's say that I get a snapchat from Baz. I want to pre-download the audio for this snapchat. However, as the developer, I want to secure this ...
4
votes
1answer
271 views

What are the benefits of Android way of “saving memory” - explicitly passing Context objects everywhere?

Turned out, this question is not easy to formulate for me, but let's try. In Android, pretty much any UI object depends on a Context, and has defined lifetime. Android can also destroy and recreate UI ...
1
vote
1answer
91 views

I am developing an app for iPhone - does it matter which iPhone I buy? [closed]

It's a basic application - nothing majorly fancy (i.e. not a game) I have the option to buy iPhone 5 iPhone 5c iPhone 5s Just wondering if it matters which iPhone I buy to test out my App or should I ...
0
votes
3answers
690 views

iOS chat application design, sending/relaying the message over to the end user

I have a design question. Let us say you were tasked with building a chat application, specifically for iOS (iOS Chat Application). For simplicity let us say you can only chat with one person at a ...
1
vote
2answers
153 views

In iOS, y-axis starts from the top and grows downward. It is the opposite to OSX. What is the rationale and technical advantage behind this change?

In iOS, the coordinate (0, 0) means the top left corner. In OSX it is the bottom left corner. What is the Apple's rationale or technical advantage of this coordinate system?
4
votes
2answers
911 views

Why does Apple only allow for Static Frameworks on iOS?

Clearly Apple has the ability to create dynamically loaded libraries (known as frameworks) for iOS, as they ship several with XCode (such as UIKit). App developers only have the ability to create ...
1
vote
1answer
91 views

Is it bad practice to include two types of views in the same class?

In my app, I use a widget with a loading spinner to signify that a network request is waiting. On failure, there will be another view which contains a failure message and a "Reload" button. My ...
2
votes
0answers
94 views

Why do these iOS and OSX framework structures contain a version called 'A'?

I've been looking at development strategies for frameworks and have found a few good resources. However in the structure of frameworks in iOS and OSX I want to know why inside of the versions folder, ...
0
votes
0answers
37 views

Naming objects and properties clearly without exposing implementation details

I'm re-architecting an iOS mobile app that consumes an API with somewhat haphazard and oftentimes slow performance. The reason for the slowness is because the API is actually a layer on top of a ...
0
votes
0answers
72 views

Unit Testing in iOS — Should I split out my Data Model into it's own class?

I'm attempting to try out using unit test in for the first time in new iOS activity for work. I love the idea of unit testing, but always find the specifics to be... messy. I get the general ...
1
vote
4answers
195 views

Difference between the two enums

I came across an enum definition :- typedef enum NSInteger { kBorderTypeNone = 0, kBorderTypeLeft = 1 << 0, kBorderTypeRight = 1 << 1, kBorderTypeTop = 1 << ...
0
votes
2answers
156 views

Is there a download limit to ios apps?

With reference to iOS 7. I couldn't find any Apple documents with regards to this. Are we able to download any size of documents and manage them ourselves (within our app say < 100MB)? Example, we ...
0
votes
1answer
143 views

detect if a combination of string objects from an array matches against any commands

Please be patient and read my current scenario. My question is below. My application takes in speech input and is successfully able to group words that match together to form either one word or a ...
0
votes
1answer
83 views

Terminalogy “Controller” in MVC and “ViewController” in IOS

While studying IOS, i generally come across viewcontroller. That gives me, confusion, if this "ViewController" has to do something with controller ( in MVC ) ? But how come both "view" and ...