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Tips to Become a Swift Developer

So, you’ve been around with Swift for a couple of months. Now, you want to become a better Swift Developer? Improve the Readability of Constants

import Foundation

struct Constants {

struct FoursquareApi {
static let BaseUrl = "https://api.foursquare.com/v2/"
}

struct TwitterApi {
static let BaseUrl = "https://api.twitter.com/1.1/"
}

struct Configuration {
static let UseWorkaround = true
}

}

import Foundation

struct Constants {

struct FoursquareApi {

static let BaseUrl = "https://api.foursquare.com/v2/"

}

struct TwitterApi {

static let BaseUrl = "https://api.twitter.com/1.1/"

}

struct Configuration {

static let UseWorkaround = true

}

we could use Constants.FoursquareApi.BaseUrl…

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Question #1 – Swift 1.0 or later What’s a better way to write this for loop with ranges?

for var i = 0; i &lt; 5; i++
{
print("Hello!")
}

for var i = 0; i < 5; i++

{

print("Hello!")

}

Answer:

for _ in 0...4
{
print("Hello!")
}

for _ in 0...4

{

print("Hello!")

}

Question #2 – Swift 1.0 or later

struct Tutorial {
var difficulty: Int = 1
}

var tutorial1 = Tutorial()
var tutorial2 = tutorial1
tutorial2.difficulty = 2

struct Tutorial {

var difficulty: Int = 1

}

var tutorial1 = Tutorial()

var tutorial2 = tutorial1

tutorial2.difficulty = 2

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