Татьяна Корнилова

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UIView in custom UITableViewCell redraws when scrolling

I am adding an UIView inside my custom UITableView to draw more or less like an availability bar. I have two problems with it:<p>1.- The view only gets …

GIF Animations

Pokemon-Go-Controller

iOS device as game controller<p>Clone this xcode project and run on your iphone / ipad, this app actually perform a web server that tells your chosen …

XCode

Modern Core Data

Use Swift to breathe new life into old Objective-C APIs. In this talk from [try! Swift](http://www.tryswiftconf.com/en), Daniel Eggert giv…

Google launches Gboard, an iOS keyboard that lets you search without a browser

Google this morning launched a new application for iOS devices called Gboard that puts the power of Google search directly into your mobile device’s keyboard. This keyboard had been rumored to be in development earlier this year, and it appears the original reports were accurate. Not only does the …

MVC-N: Isolating network calls from View Controllers

Marcus walks you through a design pattern that he has been using on iOS for applications that require and use a large amount of data frequently …

Swift: Doing the PanPan in…UICollectionView

Despite it’s own panning capabilities, UICollectionView can double-pan, so let’s see how…<p>But first, in spite of my previous intentions to post a lot …

What's new in iOS 9 for developers

If you already completed the entire Hacking with Swift coding series, you'll have watched Apple's WWDC15 keynote with as much excitement as I did. …

iOS

Stanford lecture 14: Converting GPX.swift into Swift 2 [long]

This might be easier to read on the blog.<p>In lecture 14 of the Stanford course (2015), Professor Hagerty demos a pre-written class called GPX. I …

Extreme Sports

Swift Sets

In Swift there are three primary collection types - arrays, dictionaries and sets. We’ve already covered arrays and dictionaries in previous posts …

How To Secure iOS User Data: The Keychain and Biometrics – Face ID or Touch ID

<i>Update note:</i> This tutorial has been updated for Xcode 9.2, Swift 4, iOS 11 and the iPhone X by Tim Mitra. The original tutorial was also written by …

Information Systems

www.learncoredata.com

FoldingCell

Check this library on other platforms:<p><b>Looking for developers for your project?</b><br>This project is maintained by Ramotion, Inc. We specialize in the …

Core Image Introduction: Applying Image Filters to Photos

Core Image is a very powerful framework that’s included in iOS and OS X. As the name suggests, it allows developers to filter images in their apps. …

Tutorials

Asynchronous error handling

In a previous article, I talked about error handling in Swift using throw. But what happens when you deal with asynchronous workflows, where throw …

Returning

Awesome Swift Playgrounds

A curated list of awesome Swift playgrounds.<p>Contributing<p>Please take a quick look at the contribution guidelines first. Thanks to all contributors; …

Swift Playgrounds — Interactive Awesomeness

A Swift Playground is a coding environment that allows a user to interact with Swift code, without requiring the user to create a project. Imagine …

A Simple NSBlockOperation Example

Concurrency is a very interesting topic and there are many situations where you should use it in iOS development. Sometimes it is the only way to …

Concurrency

Hipster Swift: Demystifying the Mysterious

日本語訳はここで見つけることができますThe thing I love most about Swift is that it's so very easy to use. It reads like a book, and I <b>love</b> reading books. 🤓 At a high …

Appendix A. C, Objective-C, and Swift

Objective-C is built on the back of C. It adds some syntax and features, but it continues to use C syntax and data types, and remains C under the …

Objective-C

How to Create Sign Up and Login in iOS Apps with Parse

This is a guest tutorial by Rumiya Murtazina. Some time ago, we’ve discussed with you how to integrate your iOS app with Parse and demonstrate how to …

Apps

Swift Interop

Transcript:<p>Hey everyone. I got a bit of a cough so I apologize in advance if you're hearing that. I heard it's Halloween so I wanted to do a Keynote …

Working with Unwind Segues Programmatically in Swift

Navigating between screens is a critical component to building iOS applications. The mechanism for navigation in Storyboard-based applications is the</i> …

Writing

10 Swift One Liners To Impress Your Friends

<b>Update 10/17:</b><i>This post has been updated for Swift 4</i><p><b>Update 09/16:</b><i>This post has been updated for Swift 3</i><p>A few years ago, at the peak of the Functional …

Let it throw, Let it throw!

Dec 17, 2015 <br>8 minute read <br>Also available in: 🇨🇳 Chinese<p>Today’s article will be about handling errors in Swift.<br>Because let’s be honest, that makes …

Building a Coffee Shop App with Swift, Foursquare API and Realm

It’s often said that coders turn coffee into computer programs. Let’s take that to the next level by coding an app that shows you the nearest …

Coffee Shops

The Absolute Guide to Networking in Swift with Alamofire

Networking in Swift has been a point of contention since the announcement of the language back in June of 2014. Even Swift’s creator, Chris Lattner, …

Objective-C

Sequences and Generators

24 Jan 2015<p>If you’ve written code in Swift, you may have seen the for in (or <b>foreach</b>) loop at some point. For those who aren’t acquainted with it, an …

JavaScript

Completion Handlers in Swift

We’ve been making lots of API calls using Alamofire and dataTask(with request:), like in Simple REST API Calls with Swift. And we keep using …

APIs

Reduce all the things

An introduction into the reduce function as an alternative to map, flatMap or filter for collection transformation

JavaScript