khanhbui

git filter-branch -f --env-filter "
    GIT_AUTHOR_NAME='Newname'
    GIT_AUTHOR_EMAIL='new@email'
    GIT_COMMITTER_NAME='Newname'
    GIT_COMMITTER_EMAIL='new@email'
  " HEAD

khanhbui

[alias]
	lg1 = log --graph --abbrev-commit --decorate --format=format:'%C(bold blue)%h%C(reset) - %C(bold green)(%ar)%C(reset) %C(white)%s%C(reset) %C(dim white)- %an%C(reset)%C(bold yellow)%d%C(reset)' --all
	lg2 = log --graph --abbrev-commit --decorate --format=format:'%C(bold blue)%h%C(reset) - %C(bold cyan)%aD%C(reset) %C(bold green)(%ar)%C(reset)%C(bold yellow)%d%C(reset)%n''     %C(white)%s%C(reset) %C(dim white)- %an%C(reset)' --all
	lg = !"git lg1"

khanhbui

SSH Key

• Generate an SSH-key id_rsa_your_personal

ssh-keygen -t rsa -C "your@personal.com"

• Add the SSH public-key to GitHub from ~/.ssh/id_rsa_your_personal.pub and tell ssh about the key.

ssh-add ~/.ssh/id_rsa_your_personal.

• Create a config file in ~/.ssh with the following contents:

khanhbui

Objective C

UIInterfaceOrientation currentOrientation = [UIApplication sharedApplication].statusBarOrientation;
NSNumber *value = [NSNumber numberWithInt:UIInterfaceOrientationPortrait];
[[UIDevice currentDevice] setValue:value forKey:@"orientation"];    
[UIViewController attemptRotationToDeviceOrientation];

Update Swift 4.0

var currentOrientation: UIInterfaceOrientation = UIApplication.shared.statusBarOrientation

khanhbui

extension UIViewController {
    
    // Nav tag id
    private var fakeNavTag: Int{get{return 80327}}
    
    // Remove bar bar color and add fake nav bar
    public func loadFakeNavigationBar(){
        removeNavigationBarBackground()
        addFakeNavigationBar()
    }

khanhbui

class PushDissolveAnimationSegue: UIStoryboardSegue {
    
    override func perform() {
        let transition = CATransition()
        
        transition.duration = 0.2
        transition.type = kCATransitionFade
        
        self.sourceViewController.navigationController!.view.layer.addAnimation(transition, forKey: kCATransition)
        self.sourceViewController.navigationController!.pushViewController(self.destinationViewController, animated: false)

khanhbui

func collectionView(_ collectionView: UICollectionView, layout collectionViewLayout: UICollectionViewLayout, sizeForItemAt indexPath: IndexPath) -> CGSize {
    let text = collections[indexPath.row].name
    let width = UILabel.textWidth(font: titleFont, text: text)
    return CGSize(width: width + left + right, height: height)
}

khanhbui

// Call this in layoutSubView or viewDidLoad
self.imageView.layer.sublayers?.forEach { $0.removeFromSuperlayer() }
        
let width = self.bounds.width
let height = self.bounds.height
let sHeight:CGFloat = 60.0
let shadow = UIColor.black.withAlphaComponent(0.6).cgColor

// Add gradient bar for image on top
let topImageGradient = CAGradientLayer()

khanhbui

extension UILabel {
    func textWidth() -> CGFloat {
        return UILabel.textWidth(label: self)
    }

    class func textWidth(label: UILabel) -> CGFloat {
        return textWidth(label: label, text: label.text!)
    }

    class func textWidth(label: UILabel, text: String) -> CGFloat {

khanhbui

func countLabelLines(label: UILabel) -> Int {
    // Call self.layoutIfNeeded() if your view uses auto layout
    let myText = label.text! as NSString

    let rect = CGSize(width: label.bounds.width, height: CGFloat.greatestFiniteMagnitude)
    let labelSize = myText.boundingRect(with: rect, options: .usesLineFragmentOrigin, attributes: [NSAttributedStringKey.font: label.font], context: nil)

    return Int(ceil(CGFloat(labelSize.height) / label.font.lineHeight))
}