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iOS

iOS Objective-C Software Development 

Handling NSInvalidArgumentException “Pushing the same view controller instance more than once is not supported” in an iOS application

May 5, 2019July 8, 2019 ToughDev 0 Comment exception handling, java, NSInvalidArgumentException, UINavigationController

When debugging my iOS app, I discovered that the following apparently innocent code sometimes caused the app to crash due

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Foxit MobilePDF SDK Demo App (1)
Android iOS Mobile Development 

Exploring Foxit MobilePDF SDK on Android and iOS

November 30, 2017December 15, 2017 ToughDev 1 Comment foxit, mobilepdf, sdk

Last week when downloading Foxit PDF Reader, I browsed through the list of PDF products offered by Foxit and came across

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xCode Organizer No Suitable Applications Found
iOS Mobile Development Software Development 

Error “No suitable application records” were found when submitting apps via xCode

February 8, 2016November 9, 2016 ToughDev 0 Comment iOS, iTunes, xCode

When attempting to submit my application to the iOS app store recently using xCode Organizer, I encountered the following weird error

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iOS Mobile Development 

Common issues when calling writeToFile: atomically: on an NSDictionary object

August 23, 2015 ToughDev 0 Comment

One of the easiest ways to convert an NSDictionary into a plist file is to use However, a common drawback

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Screen-Shot-2015-03-30-at-3.04.10-PM
iOS Mobile Development 

Common issues when using Core Location framework on iOS 8

March 31, 2015October 8, 2016 ToughDev 0 Comment

Using the Core Location framework properly and efficiently is a must for those developing iOS apps that make use of

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Screenshot2011-07-30at35129AM
Android iOS Mobile Development PDF 

Comparison of popular PDF libraries on iOS and Android

February 14, 2015May 20, 2018 ToughDev 12 Comments

UPDATE (Nov 2017): This article has been updated to include Foxit MobilePDF SDK, a feature-rich mobile PDF SDK solution with extensive support

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iOS Mobile Development Software Development Xcode 

Archiving iOS projects from command line using xcodebuild and xcrun

June 9, 2014October 6, 2016 ToughDev 6 Comments

In one of my recent projects, I need to provided 16 different builds from a single iOS application code base.

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iOS Mobile Development PHP Software Development Web Development 

Using ApnsPHP library with CodeIgniter to send Push Notifications to iOS devices

November 24, 2012 ToughDev 1 Comment

I recently needed to use PHP to send Push Notification to iOS and Android devices. While sending push notification to

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iOS Mobile Development Networking Objective-C Software Development 

Using SOAP web service in an iOS application

October 18, 2012 ToughDev 0 Comment

I recently needed to connect to SOAP web services written in .NET/PHP from one of my iOS applications when I

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iOS Mac OS Mobile Development VmWare 

Mac OS X on VmWare – Upgrading from 10.6.4 to 10.6.8

February 17, 2012 ToughDev 0 Comment

In my previous articles (this and this) I have shown you how to setup a working Mac OS X 10.6.4

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iOS Mobile Development Objective-C 

Converting between NSString and C strings in an iOS project

December 24, 2011 ToughDev 0 Comment

I recently had to use a C library in an iPhone project, which is mostly in Objective-C. Things were going

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