marcoarment

/*  parallelize: reads commands from stdin and executes them in parallel.

    The sole argument is the number of simultaneous processes (optional) to
      run. If omitted, the number of logical CPUs available will be used.
    
    Build: gcc -pthread parallelize.c -o parallelize
    
    Demo: (for i in {1..10}; do echo "echo $i ; sleep 5" ; done ) | ./parallelize
    
    By Marco Arment, released into the public domain with no guarantees.

lattner

Swift Concurrency Manifesto

Author: Chris Lattner

Chinese Translation by Jason Yu

Contents

• Introduction
• Overall Vision

mrackwitz

import Foundation

let calendar = Calendar(identifier: .gregorian)



// Daylight Saving Time ends in 2017 on Nov 5th, 2:00 AM in the United States.
// Let's instantiate some `Date`s around that.
let nov4_1am = calendar.date(from: DateComponents(year: 2017, month: 11, day: 4, hour: 1))!
let nov4_2am = calendar.date(from: DateComponents(year: 2017, month: 11, day: 4, hour: 2))!