simonlee2

#!/usr/bin/env bash

# carthage.sh
# Usage example: ./carthage.sh build --platform iOS

set -euo pipefail

xcconfig=$(mktemp /tmp/static.xcconfig.XXXXXX)
trap 'rm -f "$xcconfig"' INT TERM HUP EXIT

simonlee2

Keybase proof

I hereby claim:

• I am simonlee2 on github.
• I am simon_lee (https://keybase.io/simon_lee) on keybase.
• I have a public key ASBWiPJqLrvFxJUA8hKQmjqUY-8RbMwZntxTcaxatNOSmAo

To claim this, I am signing this object:

simonlee2

class PlaygroundObserver: NSObject, XCTestObservation {
    @objc func testCase(_ testCase: XCTestCase, didFailWithDescription description: String, inFile filePath: String?, atLine lineNumber: UInt) {
         print("Test failed on line \(lineNumber): \(testCase.name ?? ""), \(description)")
    }
}

simonlee2

public class Retry<T> {
    private var operation: () -> Future<T>
    var aTry: Try<T>?
    
    init(operation: () -> Future<T>) {
        self.operation = operation
    }
    
    func retry() -> Future<T> {
        // This overrides the onSuccess, onFailure, onComplete closures that `operation`'s future has. Need to update `Future` as below for this to work

simonlee2

func fib(first: Int, second: Int, sum: Int = 0) -> Int {
    let first = first
    let second = second
    let next = first + second
    guard next < 4000000 else { return sum }
    
    let sum = (next % 2 == 0) ? sum + next : sum
    return fib(second, second: next, sum: sum)
}

simonlee2

let num = "7316717653133062491922511967442657474235534919493496983520312774506326239578318016984801869478851843858615607891129494954595017379583319528532088055111254069874715852386305071569329096329522744304355766896648950445244523161731856403098711121722383113622298934233803081353362766142828064444866452387493035890729629049156044077239071381051585930796086670172427121883998797908792274921901699720888093776657273330010533678812202354218097512545405947522435258490771167055601360483958644670632441572215539753697817977846174064955149290862569321978468622482839722413756570560574902614079729686524145351004748216637048440319989000889524345065854122758866688116427171479924442928230863465674813919123162824586178664583591245665294765456828489128831426076900422421902267105562632111110937054421750694165896040807198403850962455444362981230987879927244284909188845801561660979191338754992005240636899125607176060588611646710940507754100225698315520005593572972571636269561882670428252483600823257530420752963450"

// any sub

simonlee2

2^4 * 3^2 * 5 * 7 * 11 * 13 * 17 * 19 = 232792560

simonlee2

let array = Array(1..<1000).filter({$0 % 3 == 0 || $0 % 5 == 0})
let sum = array.reduce(0, +)
print(sum) // 233168

simonlee2

function NamedOne(firstName, lastName) {
    this.firstName = firstName;
    this.lastName = lastName;
}

Object.defineProperties(NamedOne.prototype, {
    fullName : {
        get : function() {
            return this.firstName + " " + this.lastName;
        }, 

simonlee2

Direct links to free Springer maths books (pdf versions)

duplicates = multiple editions

A Classical Introduction to Modern Number Theory,Kenneth IrelandMichael Rosen

A Classical Introduction to Modern Number Theory,Kenneth IrelandMichael Rosen

A Course in Arithmetic,Jean-Pierre Serre