how to convert images from one color-space to another in IOS using OpenCV !
In OpenCV all the image processing operations are usually carried out on the Mat structure. In iOS however, to render an image on screen it have to be an instance of the UIImage class. To convert an OpenCV Mat to an UIImage we use the Core Graphics…
How to store and retrieve files and data from AWS using Transfer-manager
How to store and retrieve files and data from AWS using Transfer-manager Both the Amazon S3 TransferManager and TransferUtitliy classes make it easy for you to upload and download files from Amazon S3 while optimizing for performance and reliability.…
What Is Identity Access Management(IAM) in AWS ?
Identity Access Management AWS Identity and Access Management (IAM) is a web service that helps you securely control access to AWS resources for your users. You use IAM to control who can use your AWS resources (authentication) and how they can use…
Overriding methods and conforming to protocols in swift
Overriding methods and conforming to protocols in swiftOverriding methods and conforming to protocols in swift When subclassing an Objective-C class and overriding its methods, or conforming to an Objective-C protocol, the type signatures of methods need…
How swift2 and swift3 datatypes mapped with Objective-C APIs
How swift2 and swift3 datatypes mapped with Objective-C APIs Swift 3 interfaces with Objective-C APIs in a more powerful way than previous versions. For instance, Swift 2 mapped the id type in Objective-C to the AnyObject type in Swift, which normally…