tkrajacic

Date/Time:       2013-02-25 14:03:47 +0100
OS Version:      10.8.2 (Build 12C3006)
Architecture:    x86_64
Report Version:  11

Command:         TextMate
Path:            /Applications/TextMate.app/Contents/MacOS/TextMate
Version:         2.0-alpha.9385 (9385)
Parent:          launchd [150]

tkrajacic

Process:         ruby [45753]
Path:            /Users/USER/*/ruby
Identifier:      ruby
Version:         0
Code Type:       X86-64 (Native)
Parent Process:  zsh [44956]
User ID:         501

Date/Time:       2013-07-18 13:06:50.654 +0900
OS Version:      Mac OS X 10.8.4 (12E55)

tkrajacic

Process:         Xcode [27882]
Path:            /Applications/Xcode-Beta.app/Contents/MacOS/Xcode
Identifier:      com.apple.dt.Xcode
Version:         6.1 (6304)
Build Info:      IDEFrameworks-6304000000000000~4
Code Type:       X86-64 (Native)
Parent Process:  launchd [204]
Responsible:     Xcode [27882]
User ID:         501

tkrajacic

var value : String = "Test" {
    didSet {
        print("Changed Item Value")
    }
}
let newValue = "Test"

private func changeIfNew<T: Comparable>(inout current: T, new: T) {
    // This evaluates to false (as current == new) and the loop is skipped yet the property observer is still triggered
    if current != new {

tkrajacic

Keybase proof

I hereby claim:

• I am tkrajacic on github.
• I am tkrajacic (https://keybase.io/tkrajacic) on keybase.
• I have a public key ASDDk0yO8dsOScUPzSZFboau5TQpfjkNH_Ca1sSmT-1Jvgo

To claim this, I am signing this object:

tkrajacic

* thread #19, queue = 'nio.nioTransportServices.connectionchannel', stop reason = breakpoint 2.1
  * frame #0: 0x000000010000727a NIOTest`TPLinkResponseDecoder.channelRead(ctx=0x00006000026241e0, data=NIO.NIOAny @ 0x00007000084e7bd0, self=0x000060000024f5c0) at TPLinkResponseDecoder.swift:25
    frame #1: 0x00000001000080d9 NIOTest`protocol witness for _ChannelInboundHandler.channelRead(ctx:data:) in conformance TPLinkResponseDecoder<A> at <compiler-generated>:0
    frame #2: 0x0000000100469e72 NIO`ChannelHandlerContext.invokeChannelRead(data=NIO.NIOAny @ 0x00007000084e7bd0, self=0x00006000026241e0) at ChannelPipeline.swift:1285
    frame #3: 0x000000010046e2a1 NIO`ChannelHandlerContext.fireChannelRead(data=NIO.NIOAny @ 0x00007000084e7bd0, self=0x0000600002624180) at ChannelPipeline.swift:1098
    frame #4: 0x0000000100013d4b NIOTest`TPLinkEncryptionHandler.channelRead(ctx=0x0000600002624180, data=NIO.NIOAny @ 0x00007000084e7fe0, self=0x0000600000005490) at TPLinkEncryptionHandler.swift:20
    frame #5: 0x000

tkrajacic

// From objc.io's app architecture book
// https://github.com/objcio/app-architecture

import Foundation

extension NSObjectProtocol where Self: NSObject {
    func observe<Value>(_ keyPath: KeyPath<Self, Value>, onChange: @escaping (Value) -> ()) -> Disposable {
        let observation = observe(keyPath, options: [.initial, .new]) { _, change in
            // See: https://bugs.swift.org/browse/SR-6066
            let newValue = change.newValue ?? (nil as Any? as! Value)

tkrajacic

import Foundation

public final class PersistedArray<T: Codable> {
    private var array: [T] {
        didSet {
            do {
                try save()
            } catch {
                print("\(error)")
            }