Different data types in Objective-C
Objective-C like any other programming languages has different data types like int, float, double, char and id. Data types are used for specifying the kind o...
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Simple iOS development tutorials and tips. Let's build something awesome together with Swift and SwiftUI!
XCode’s iOS Simulator for iPhone and iPad
iOS Simulator in Xcode can be used for testing iOS apps before trying the apps on a live device. Listed below are the different settings and features on iOS ...
How to set photos as screensaver on Windows 8
Windows 8 allows user to display photos in the system as screensaver using the option available as part of Windows Personalization. Step 1: Click the Person...
‘NSInvalidUnarchiveOperationException’, reason: ‘Could not instantiate class named MKMapView’
Problem :- Xcode project with MapView control displays the error “‘NSInvalidUnarchiveOperationException’, reason: ‘Could not instantiate class named MKMapVie...
Objective-C - What are Categories?
Categories in Objective-C are used for adding extra functionality to a class without accessing the source code of the class and without subclassing it. Let u...
Turn off Pop-up blocker on Google Nexus 7
This is a short article on the steps required to turn off pop-up blocker in Google Chrome installed on Google Nexus 7. By default the pop up blocker is enabl...
How to insert horizontal line in Word
Listed below are the steps required for inserting horizontal line in Word 2013. Step 1: Open the document where you want to add horizontal line in Word 2013...
How to transfer contacts from Nokia 3310 to Android Phone
This tutorial provides the step by step instruction for transferring all the contacts from old Nokia phones such as Nokia 3310 to any Android powered Smartph...
How to install latest updates of Office 2013
In this tutorial we are going to see the steps required for installing the latest updates of Office 2013. Step 1: Launch any one of the Office 2013 applicat...
How to launch Word 2013 with blank document
Word 2013 by default displays the start screen during the launch. But if you find this feature not useful and want to always open blank document when launchi...