ysoftware

extension UIViewController {
    /**
     Adds an observer with block for a notification.

     - returns: A handle to remove observer.
     - parameters:
        - name: Notification name.
        - object: Specify object you only want to listen to.
        - block: Block to run when notification observed.

ysoftware

@IBDesignable class GradientView: RoundedView {
    @IBInspectable var topColor:UIColor = .clear { didSet { setNeedsLayout() } }
    @IBInspectable var bottomColor:UIColor = .black { didSet { setNeedsLayout() } }

    override func layoutSubviews() {
        super.layoutSubviews()

        let gradient: CAGradientLayer = CAGradientLayer()
        gradient.frame = bounds
        gradient.colors = [topColor.cgColor, bottomColor.cgColor]

ysoftware

import android.support.annotation.Nullable;

@SuppressWarnings("unchecked")
final public class Global {
	private static final Global shared = new Global();
	private Global() {}
	private Object object;

	// returns the object, if expected class matches
	@Nullable static public <T> T get(Class<T> kind) {

ysoftware

extension Bool {

	var data:NSData {
		var _self = self
		return NSData(bytes: &_self, length: MemoryLayout.size(ofValue: self))
	}

	init?(data:NSData) {
		guard data.length == 1 else { return nil }
		var value = false

ysoftware

/*  */
"error_auth_incorrectEmailLength" = "Email should be longer than 5 and shorter than 254 symbols";

/*  */
"error_auth_incorrectPasswordLength" = "Password should be longer than 5 and shorter than 50 symbols";

/*  */
"error_auth_invalidEmail" = "Incorrectly formatted email";

ysoftware

#define DEBUG true // change to false for production env.
#if DEBUG
#define PRINT(x, y) { 
  eosio::print(x); 
  eosio::print(": "); 
  eosio::print(y);
  eosio::print("\n"); 
}
#define PRINT_(x) { 
  eosio::print(x); 

ysoftware

#if DEBUG
TABLE cdp {
  ...
  void print() const {
    eosio::print("#"); eosio::print(id);
    eosio::print(" c: "); eosio::print(collateral);
    eosio::print(" d: "); eosio::print(debt);
    eosio::print(" icr: "); eosio::print(icr);
    eosio::print(" time: "); eosio::print(modified_round);
    eosio::print("\n");

ysoftware

void buck::run_requests(uint8_t max) {
  PRINT_("running requests processing");
  PRINT("limit", max);
  auto cdp_itr = _cdp.begin();
  cdp_itr->print();
}

// Action output:
// >> running requests processing
// >> limit: 70