All the code in this article is available as a Github Project. https://github.com/santoshrajan/LayoutSwift In Swift we use the Objective-C UIKit framework to layout components on the screen, using Storyboard, Constraints etc. In this article we will explore the possibilities of creating layouts without using Storyboards and Constraints, in Swift. Most…

Slides of my talk at the first Bangalore Swift Meetup

GET, GETJSON, POSTJSON — Previous Posts Learn Swift by running Scripts Functional Swift More Functional Swift JSON in Swift In this post we will write some HTTP wrapper functions. The Objective is that you can use them even if you don’t understand Objective-C. The three most useful functions are HTTPGet, HTTPGetJSON, HTTPPostJSON. …

JSONStringify and JSONParse functions — Previous Posts Learn Swift by running Scripts Functional Swift More Functional Swift In Swift you can use Objective-C classes. You can import builtin SDK frameworks/modules into Swift. Type the following and run the program. import Foundation Don’t be surprised if you get an error. (In case you got one). JSON.swift:1:8…

Closures, Recursion — Previous Posts Learn Swift by running Scripts Functional Swift Take the each function from the previous post. Simplify it a little such that the callback takes one argument. We will not pass the Array index as argument, only the Array element. func each<T>(array: [T], callback: (T) -> Void) {…

Functional Programming in the Swift Language — This is a follow up to the previous post 1. Learn Swift by running Scripts Look at the last example from the previous article func square(x: Int) -> Int { return x * x } var num: Int? = nil if let newnum = num {…

Learn using command line Scripts without using Xcode UI — May be it is only me, or you are like me. I like to learn a language by writing little Scripts in that language. You can write and execute Swift Scripts using the immediate mode of the Swift language compiler. First download and install Xcode 7. The Swift interpreter is…

If you know of any more video tutorials please post link in comment so that I can add it. — Developing ios8 apps with swift — Stanford — iTunes U Swift Hello World Video Tutorial Swift WebView Swift iOS Tutorial — Build a Checklist App: Part One Swift iOS Tutorial — Build a Checklist App: Part Two Swift Timer Application

Recursion, Tail Calls, Proper Tail Calls, Examples — Recursion is the process in which a function is called by itself, either directly or indirectly. Recursion allows you to write some very elegant code. But when using recursion you need to be aware of the pitfals. Recursion example Here is a function that will call itself a given number of times. …