novinfard

let dic = NSProcessInfo.processInfo().environment
if dic["MY_VARIABLE"] != nil {
	// ... do secret stuff here ...
}

novinfard

git branch -v|grep \\[gone\\]|awk '{print $1}'|xargs -I{} git branch -D {}

git branch --merged | egrep -v "(^\*|master|dev)" | xargs git branch -d

novinfard

if let urlpath = Bundle.main.path(forResource: "bpreg", ofType: "xml") {
	let url = NSURL.fileURL(withPath: urlpath)
}

let urlpath = Bundle.main.path(forResource: "sample", ofType: "mp3")
let url = NSURL.fileURL(withPath: urlpath!)

novinfard

class MyClass {
	static var instanceCount = 0
    
    init() {
        super.init()
        MyClass.instanceCount += 1
        if MyClass.instanceCount > 1 {
            print("MyClass.instanceCount : \(MyClass.instanceCount)")
        }
    }

novinfard

let tapGesture = UITapGestureRecognizer.init(target: self, action: #selector(labelTapped(tapGesture:)))
tapGesture.numberOfTapsRequired = 1

label?.isUserInteractionEnabled = true
label?.addGestureRecognizer(tapGesture)
// Notice: tapGesture is not reusable: create new one for each new element

@objc func labelTapped(tapGesture:UITapGestureRecognizer){
   
}

novinfard

import UIKit

class UIPaddedLabel: UILabel {
    var padding = UIEdgeInsets(top: 0, left: 0, bottom: 0, right: 0)
    
    public override func drawText(in rect: CGRect) {
        super.drawText(in: UIEdgeInsetsInsetRect(rect, padding))
    }
    
    public override var intrinsicContentSize: CGSize {

novinfard

extension UILabel {    
    func set(image: UIImage, size: CGSize) {
        let text = self.text ?? ""
        let attachment = NSTextAttachment()
        attachment.image = image
        let verticalPosition = (font.capHeight - size.height).rounded() / 2
        attachment.bounds = CGRect(x: 0, y: verticalPosition, width: size.width, height: size.height)
        let attachmentStr = NSAttributedString(attachment: attachment)
        
        let mutableAttributedString = NSMutableAttributedString()

novinfard

func setGradientBackground(view: UIView?) {
    guard let view = view else {
        return
    }

    let colorTop =  .black
    let colorBottom = .white

    let gradientLayer = CAGradientLayer()
    gradientLayer.colors = [colorTop, colorBottom]

novinfard

self.navigationController.navigationBar.setBackgroundImage(UIImage(), for: .default)
self.navigationController.navigationBar.shadowImage = UIImage()
self.navigationController.navigationBar.isTranslucent = true
// self.navigationController.navigationBar.backgroundColor =  UIColor.white.withAlphaComponent(0.05)

novinfard

if let transformImage = myImageView.transform.rotated(by: .pi / 1) {
	myImageView.image = UIImage(named: "image_name")
	myImageView.transform = transformImage
}