jimbojsb

Step 0:

Get Homebrew installed on your mac if you don't already have it

Step 1:

Install highlight. "brew install highlight". (This brings down Lua and Boost as well)

Step 2:

mikeash

- (void)watchdog {
    NSTimeInterval pingInterval = 1.0/60.0;
    NSTimeInterval watchdogInterval = 1.0/30.0;

    __block NSTimeInterval lastPing = 0;

    NSProcessInfo *pi = [NSProcessInfo processInfo];

    dispatch_source_t timer = dispatch_source_create(DISPATCH_SOURCE_TYPE_TIMER, 0, 0, dispatch_get_main_queue());
    dispatch_source_set_timer(timer, DISPATCH_TIME_NOW, pingInterval * NSEC_PER_SEC, 0);

aras-p

// Just before switching jobs:
// Add one of these.
// Preferably into the same commit where you do a large merge.
//
// This started as a tweet with a joke of "C++ pro-tip: #define private public",
// and then it quickly escalated into more and more evil suggestions.
// I've tried to capture interesting suggestions here.
//
// Contributors: @r2d2rigo, @joeldevahl, @msinilo, @_Humus_,
// @YuriyODonnell, @rygorous, @cmuratori, @mike_acton, @grumpygiant,

staltz

The introduction to Reactive Programming you've been missing

(by @andrestaltz)

---

This tutorial as a series of videos

If you prefer to watch video tutorials with live-coding, then check out this series I recorded with the same contents as in this article: Egghead.io - Introduction to Reactive Programming.

---

jstn

/*
    var t = Timer()
    
    t.start()
    // do something
    t.stop()

    print("took \(t.seconds)")
*/

natecook1000

// CalculatorView.swift		
// as seen in http://nshipster.com/ibinspectable-ibdesignable/		
//		
// (c) 2015 Nate Cook, licensed under the MIT license		

/// The alignment for drawing an String inside a bounding rectangle.
enum NCStringAlignment {
    case LeftTop
    case CenterTop
    case RightTop

natecook1000

// OptionalBinding.swift
// as seen in http://nshipster.com/swift-1.2/
//
// (c) 2015 Nate Cook, licensed under the MIT license

let a: Int? = 10
let b: Int? = 5
let c: Int? = 3
let d: Int? = -2
let e: Int? = 0

protrolium

ffmpeg

Converting Audio into Different Formats / Sample Rates

Minimal example: transcode from MP3 to WMA:
ffmpeg -i input.mp3 output.wma

You can get the list of supported formats with:
ffmpeg -formats

You can get the list of installed codecs with:

wojteklu

Perfect git environment on OS X

Global alias

Add the following to your ~/.bashrc:

alias g='git'

Branch auto-completion

alskipp

// Create an `Observable` of Optional<Int>
let values: Observable<Int?> = [1, 2, .None, 3, .None, 4, 5].toObservable()


// Method 1: using a free function
// Requires passing the function to `flatMap`

func ignoreNil<A>(x: A?) -> Observable<A> {
  return x.map { Observable.just($0) } ?? Observable.empty()
}