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Nowadays there are tons of tools available to collect feedback for your UX/Design like A/B testing or by engaging a beta user community, but the question is are we getting really honest feedback here? Is there a trusted tool or method available to verify the feedback that you have received?

Over the last few years, I have gone through many UX design process life cycles for mobile apps and web apps — right from initial requirement gathering to generating user feedback but have not received feedback that I am expecting from any of the community. …


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AR SDK : AR SDK’s are those software which are powering an Augmented reality experience. In this article i have tried to list out few AR SDK’s which we are using and which will speed up your development process rather than reinventing wheel again.

Apple ARKit

iOS 11 introduces ARKit, a new framework that allows you to easily create unparalleled augmented reality experiences for iPhone and iPad. By blending digital objects and information with the environment around you, ARKit takes apps beyond the screen, freeing them to interact with the real world in entirely new ways.

You can check what people are building around the world on following YouTube channel…


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One day me and our creative director were discussing one of our prospective project in the field of Life Insurance. We were discussing this for almost 30 minutes and during this 30 minutes, we discussed all kinds of life insurance like term policy, medical policy, life cover, etc. And suddenly after some time he got an email from one of the online policy stores on his phone and we were both amazed and just started talking about it. Later we discover that whenever you are talking about specific keywords like cab, taxi, etc you will start receiving multiple marketing emails and sometimes you will get ads for same in few apps. What does this mean? …


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In this article, I am going to cover few basic questions related to Git that every developer should know. There are more but i am just trying to cover few very common questions:

  1. Difference between Git vs SVN

The main point in Git vs SVN debate boils down to this: Git is a distributed version control system (DVCS), whereas SVN is a centralized version control system.

2. What is Git fork? What is difference between fork and branch? How to create tag?

A fork is a copy of a repository. Forking a repository allows you to freely experiment with changes without affecting the original project. …


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Hope you guys like part 1 of this series. Let’s explore few more interview questions in part 2.

  1. How to animate view with constraint?
  • You need to call layoutIfNeeded within the animation block. Apple actually recommends you call it once before the animation block to ensure that all pending layout operations have been completed
  • You need to call it specifically on the parent view (e.g. self.view), not the child view that has the constraints attached to it. Doing so will update all constrained views, including animating other views that might be constrained to the view that you changed the constraint of (e.g. …


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In this first blog post i have tried to cover simple questions on ObjectiveC. Answers for all questions has been collected from multiple sources. If you have better answer for any of the question below please send it as a comment. (Credit for this blog goes to all developer who mentioned these answers on multiple blogs, QnA sites and Apple Developer documentation)

1.Explain what is protocol in Objective-C.

A protocol declares a programmatic interface that any class may choose to implement. …

About

Gaurav Taywade

Studio Head and Chief Software Architect at CemtrexLabs, www.cemtrexlabs.com

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