yusuke024

# Append image horizontally
magick image1.png image2.png +append -gravity center -undercolor clear out.png

# Add annotation
magick -font helvetica -gravity north -fill red -undercolor white -pointsize 24 -annotate +0+8 image.png "Text" out.png

# Put screenshots in bezel
magick -background none -gravity center screenshot.png -extent 1400x2700 bezel.png -composite out.png

yusuke024

# Generate Swift source files from a `.xcdatamodeld` file.
xcrun momc \
--action generate \
--swift-version 5.0 \
/path/to/MyModel.xcdatamodeld \
~/path/to/output/dir

yusuke024

struct NSLocalizedString {
  enum Bundle {
    case main
  }
 
  var key: String
  var value: String
  var comment: String
 
  init(_ key: String, tableName: Int?, bundle: Bundle?, value: String, comment: String) {

yusuke024

#!/usr/bin/env swift

// swift aina.swift <n>

import Foundation

func p(_ n: Int) -> [String] {
  if n == 0 { return ["A"] }

  let p1 = [" A ", "A A", "AAA", "A A", "A A"]

yusuke024

iOS Simlator Commands

# Uninstall an app from simulator
xcrun simctl uninstall <device_id> <app_identifier>
# Example:
# xcrun simctl uninstall 0BFBAE3C-DD58-4DD7-8F24-E9D9674A4004 com.apple.App

# Screenshot
xcrun simctl io booted screenshot </path/to/save.png>

yusuke024

#!/usr/bin/env swift

CommandLine.arguments // Get command-line arguments in the form of Swift array
print(_:separator:terminator) // Print to stdout
while let line = readLine() { … } // Read from stdin line-by-line

yusuke024

C++

g++ main.cpp

For C++11

g++ -std=c++11 main.cpp

yusuke024

import PlaygroundSupport

class Node: CustomStringConvertible {
    var name = ""
    var edges = [Edge]()

    init(_ name: String) {
        self.name = name
    }

yusuke024

```swift
⭕️
observable1.flatMap { [weak self] ... in
    print(self?.value)
    return observable2.flatMap { ... in in
        print(self?.value)
    }
}

⭕️

yusuke024

extension NSAttributedString {
    convenience init?(htmlString: String) {
        guard let data = htmlString.data(using: .unicode) else { return nil }
        let options: [NSMutableAttributedString.DocumentReadingOptionKey: Any] = [.documentType: NSAttributedString.DocumentType.html]
        do {
            try self.init(data: data, options: options, documentAttributes: nil)
        } catch {
            return nil
        }
    }