artem-sherbachuk

// MARK: - Adding a header to a single request

let headers: HTTPHeaders = [
  "X-Mashape-Key": MY_API_KEY,
  "Accept": "application/json"
]

Alamofire.request("https://mashape-community-urban-dictionary.p.mashape.com/define?term=smh", headers: headers)
  .responseJSON { response in
  debugPrint(response)

artem-sherbachuk

# Clean and build, capturing only lines containing `X.Yms` where X > 0, sorting from largest to smallest
# http://irace.me/swift-profiling
xcodebuild -workspace App.xcworkspace -scheme App clean build | grep [1-9].[0-9]ms | sort -nr > culprits.txt

artem-sherbachuk

let player = AVPlayer()

func playFileAtURL(url: NSURL) {  
    let asset = AVAsset.assetWithURL(url) as AVAsset

    let duration = asset.duration
    let durationInSeconds = CMTimeGetSeconds(duration)

    let item = AVPlayerItem(asset: asset)
    let params = AVMutableAudioMixInputParameters(track: asset.tracks.first! as AVAssetTrack)

artem-sherbachuk

func measure(title: String, block: (() -> ()) -> ()) {

    let startTime = CFAbsoluteTimeGetCurrent()

    block {
        let timeElapsed = CFAbsoluteTimeGetCurrent() - startTime
        println("\(title):: Time: \(timeElapsed)")
    }
}