Github - Fresh Beginning

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A collection of 29 posts

Using MVVM Architecture with SwiftUI - Clean Architecture

Advanced SwiftUI

Using MVVM Architecture with SwiftUI - Clean Architecture

MVVM has been a choice of architecture in iOS development for a long time. It survived the Objective-C era and has been quite popular in Swift world too. However, things became slightly complicated when SwiftUI came along. It was a bit confusing to see how it can be used in

Why you should prefer to publish code changes in small PRs?

When I was a Software Engineer at Meta, we had a concept of PRs called as diffs. Diff is basically another name for the pull request, but instead of spanning across multiple files with the usual many code changes, it will be a self-contained code change with as much minimal

Writing an app with VIPER architecture - Part 2

Writing an app with VIPER architecture - Part 2

> I have written a part 1 of writing an iOS app [https://jayeshkawli.ghost.io/writing-an-ios-app-with-viper-architecture-part-1/] using VIPER architecture. This covers fundamentals and basic example of using VIPER, creating models, entities and utilizing them in the app. This is the second and final part in the series. This will be

Touch ID Authentication in the app

Today I am going to write about implementing and using Touch ID authentication in an iOS app. Touch ID authentication API was introduced in iOS 8 release. It is a part of LocalAuthentication framework. The code to include it in your app spans only few lines and easy to integrate.

An iOS library to apply Pride Effect

An iOS library to apply Pride Effect

> A Library to apply Facebook style pride parade effect to photos With the ongoing LGBT pride month, it reminds me of the pride effect I created a couple of years back. My original source of inspiration was Facebook which allowed people to overlay their photos with pride theme colors [https:

Swift and Objective-C Interaction

Swift and Objective-C Interaction

In this post I am going to write how you can use Swift code in Objective-C and vice versa. I have run into this problem multiple times and every time I hit the wall. More importantly this post acts as a self reference to myself so that I can save

Wrapper for Siri Speech Recognition using iOS and Swift 3.0

Speech Recognition

Wrapper for Siri Speech Recognition using iOS and Swift 3.0

Apple introduced the Speech framework, an useful API for speech recognition for iOS 10 in 2016. It is one of the few things to get fascinated by the new iOS release. Earlier I saw this amazing video [https://news.realm.io/news/tryswift-marc-brown-say-it-aint-so-implementing-speech-recognition/] on Realm blog [https://realm.io/news]

Wrapper for 3D touch preview implementation using Swift 3.0

It's been a while since I started working on 3D touch implementation on iOS 6s Plus devices. Luckily, even through it's a hardware feature iOS simulators still supports simulation of 3D touch of supported devices [https://developer.apple.com/ios/3d-touch/]. I wrote a sample project demonstrating the use of

Using Global .gitignore on Mac

Using Global .gitignore on Mac

If you're a Git user, there is high chance you might be using .gitignore [https://git-scm.com/docs/gitignore] file to ignore certain files from being committed into your remote repo. Now, .gitignore file differs [https://gist.github.com/octocat/9257657] for different languages, frameworks and packages. If you have

Making a crater in UIView with CALayer

Making a crater in UIView with CALayer

Although title sounds horrible, believe me - It's not that bad. This is a trick I learned from StackOverflow post [http://stackoverflow.com/questions/16512761/calayer-with-transparent-hole-in-it] . Although seemingly innocuous, it took me a while to figure out given the view, how to puncture any shape into it. To make it

Using UIScrollView with Autolayout on Xcode using Swift

> Note : This post is based on Using UIScrollView with Auto Layout in iOS [http://spin.atomicobject.com/2014/03/05/uiscrollview-autolayout-ios/] published on Atomic Object [https://atomicobject.com] blog. > TL; DR; The code to support UIScrollView with autolayout is open-sourced and hosted on Github. The wrapper can be found here

Tip on pushing commits with Cocoapods changes

I am not sure how regular this practice is but some developer teams tend to push cocoapods Pods folder along with regular project commits. This actually leads to case where you update your pods along with your local changes. When your changes are along with same commit when you updated

iOS 3D Touch - Measuring the force of touch (Part 3)

> This is the third part of the series of 3 posts on how to use 3D force touch on an iOS. Posts are as follows * Quick actions [https://jayeshkawli.ghost.io/ios-3d-touch-code-swift-example-part-1/] * Peek and pop actions [https://jayeshkawli.ghost.io/ios-3d-touch-peek-and-pop-actions-part-2/] * Measuring the force of touch Measuring a force of

iOS 3D Touch - Quick Actions (Part 1)

iOS 3D Touch - Quick Actions (Part 1)

I wrote a Blog post about iPhone 3D touch demo [https://jayeshkawli.ghost.io/iphone-3d-touch-demo/] long time ago. However, that post was just a show off and did not put forward any real sample code. Today, I am going to show you step by step how you can write a

Creating Spider Pie Chart library

Creating Spider Pie Chart library

Finally after more than 2 months since my planning I was finally able to finish the Spider pie chart library implementation. Here is the documentation below. Spider Pie Chart library allows you to create a chart in 2-D space. You can plot 2 units at once. One unit in radial

Creating Image Slider with UIKit APIs

Thanks to Nick Lockwood's [https://github.com/nicklockwood] book iOS Animation Advanced Techniques [https://www.amazon.com/iOS-Core-Animation-Advanced-Techniques-ebook/dp/B00EHJCORC] . I was able to write another implementation of Image slider. I wrote an image slider [https://github.com/jayesh15111988/DHImageSliderView] couple years back using UIScrollView for which I had to

Thinking MVVM way with Objective-C

Thinking MVVM way with Objective-C

Today I am going to write about one of my most favorite iOS patterns lately. MVVM (Model-View-ViewModel). They say MVC has been in iOS realm for quite a bit. However, if you ask me, MVVM is going to be a big. Advantage being, you can create viewModel once and then

Animated Progress Percentage Label Library

I have been thinking about creating an animated progress percentage counter library open source and finally I have done it. In this blog post I am going to talk in more depth regarding technical details of this library. > This animated progress percentage counter is live and available on GitHub [https:

Add badge to your iOS App

Adding badge to an app is fancy. You can directly look at the icon and verify the badge number assigned to the app. This could be your number of unread emails, points or even the time it takes for your ride to come to your place. I am going to

iPhone 3D Touch Demo

iPhone 3D Touch Demo

Finally after more than a year since Apple release a phones with 3D touch, I am writing this blog post. Way to go for my motivation! > If you are willing to do hands on first, please go to my GitHub repository for handling 3D touch [https://github.com/jayesh15111988/JK3DTouchDemo]

iOS Custom URL Scheme

Today we are going to learn about custom URL schemes. I will write a tutorial in Swift, since I know lot of existing developers are now pro-Swift. But this code was written recently and things haven't changed much as long as Swift to Objective-C conversion goes. Browser to app transition

Writing script to automate project clone and run

Writing script to automate project clone and run

> This is my first blog post in almost a month. I apologize if you have been following my blog posts more regularly than I have been updating it. Workload has been crazy since last few weeks which kept me much busy. But, here it goes A Script to automate task

iOS Animations - Part 5

Building simple image slider with Core Animation [https://developer.apple.com/library/mac/documentation/Cocoa/Conceptual/CoreAnimation_guide/Introduction/Introduction.html] . You will soon find that it is supremely easy and customizable in terms of other options without having developer to deal with underlying intricacies. Since most of the code

iOS Animations - Part 1

This is the first part of series of blog posts on iOS animations. Hope you will enjoy this series. I am also looking forward to hear your thoughts, input and suggestions on the content. Image animation using image sprite It was a while after I started iOS development I came

UITableViewCell automatic height management

We all know that iOS8 brought in really nice changes. Well, it be will be too long post to describe all of them. But I will talk about one of my most favorite features Apple added into this release. Automatic height management for UITableViewCell with Autolayout Yes, you can fit