Naming constants When talking about constant, there is a distinction worth making: public string IDs that identify a specific class of objects by being unique such as NSNotification names, NSError…
How to create uitableview with multiple sections in iOS Swift !
Uitableview is very important part of iOS ecosystem. Everything from songs playlist to weight trackers use tableview to show data. When you have 10,000 songs or number of rows in…
ERROR Handling in swift !
Ideally, errors should never occur. File we need should always be available and networks should always be present and reliable. Unfortunately this reality is not ideal and we have to…
Creating the Hello World iOS App using SWIFT !
Creating the Hello World iOS App using SWIFT ! So, when you first load Xcode, assuming you haven’t turned it off in the preferences, you will see the “Welcome to…
Sample code of Concurrency, NSOperation, NSOperationQueue on SWIFT !
One way to perform operations concurrently in iOS is with the NSOperation and NSOperationQueue classes. What’s a poor developer to do? The solution is to move work off the main…
What is NSOperationQueue or NSOperation in SWIFT ?
What is NSOperationQueue or NSOperation in SWIFT ? NSOperation is an abstract class which can’t be used directly so you have to use NSOperation subclasses. In the iOS SDK, we…
Asynchronous Operations with Grand Central Dispatch in SWIFT !
We call them Global Dispatch queues. These queues are global to the application and are differentiated only by their priority level. To use one of the global concurrent queues, you…
Why do We Need Concurrency in IOS ?
I know you’re a good developer with experience in iOS. No matter what kinds of apps you’re going to build, however, you will need to know concurrency to make your…
iOS Crash Reporting Tools
Mobile app crash reporting tools have evolved to become more developer-friendly over time. We’ve seen them become easier to integrate and offer new features. There are a lot of options…
Free from NS in Swift Programming
Many of the types are bridged to the Swift type like as (e.g., NSString being bridged to String). Other Objective-C types are bridged to Swift are as follows : …