shrawan2015

import { useDispatch, useSelector } from "react-redux";
import React, { Fragment, useEffect, useRef, useState } from "react";
import * as Yup from "yup";
import { useFormik } from "formik";

const validationSchema = Yup.object({
  firstName: Yup.string().required("Required"),
  lastName: Yup.string().required("Required"),
});

shrawan2015

func addAnimation(node: SCNNode) {
    let rotateOne = SCNAction.rotateBy(x: 0, y: CGFloat(Float.pi), z: 0, duration: 5.0)
    let hoverUp = SCNAction.moveBy(x: 0, y: 0.2, z: 0, duration: 2.5)
    let hoverDown = SCNAction.moveBy(x: 0, y: -0.2, z: 0, duration: 2.5)
    let hoverSequence = SCNAction.sequence([hoverUp, hoverDown])
    let rotateAndHover = SCNAction.group([rotateOne, hoverSequence])
    let repeatForever = SCNAction.repeatForever(rotateAndHover)
    node.runAction(repeatForever)
}

shrawan2015

let pinchGesture = UIPinchGestureRecognizer(target: self, action: #selector(didPinch(_:)))
        sceneView.addGestureRecognizer(pinchGesture)

@objc
    func didPinch(_ gesture: UIPinchGestureRecognizer) {
        guard let _ = object else { return }
        var originalScale = object?.scale
 
        switch gesture.state {
        case .began:

shrawan2015

ref.child("users").child(user.uid).setValue(["username": username]) {
  (error:Error?, ref:DatabaseReference) in
  if let error = error {
    print("Data could not be saved: \(error).")
  } else {
    print("Data saved successfully!")
  }
}

shrawan2015

sealed class Response

data class Success(val body: String): Response()

data class Error(val code: Int, val message: String): Response()

object Timeout: Response()

fun sugar(response: Response) = when (response) {
    is Success -> ...

shrawan2015

class VenuAdapter(val context: Context,val venueList:List<Venue> , val itemClick: (Venue) -> Unit): RecyclerView.Adapter<VenuAdapter.ViewHolder>() {

    override fun onCreateViewHolder(parentView: ViewGroup, position: Int):ViewHolder {
        val inflateview =  LayoutInflater.from(context).inflate(R.layout.venue_cell,parentView,false)
        return  ViewHolder(context,itemView = inflateview , itemClick = itemClick )
    }

    override fun getItemCount(): Int {
        return  venueList.count()
    }

shrawan2015

class MyClass {
    fun test() {
        val str: String = "..."
        val result = str.xxx {
            print(this) // Receiver
            print(it) // Argument
            42 // Block return value
        }
    }
}

shrawan2015

<!-- Divider -->

  <style name="LayoutDivider">
        <item name="android:layout_width">match_parent</item>
        <item name="android:layout_height">1dp</item>
        <item name="android:background">@color/colorPrimaryDark</item>
        <item name="android:alpha">0.5</item>
    </style>
    
    

shrawan2015

        let rotationGesture = UIRotationGestureRecognizer(target: self, action: #selector(viewRotated))
        sceneView.addGestureRecognizer(rotationGesture)

 @objc private func viewRotated(_ gesture: UIRotationGestureRecognizer) {
        let location = gesture.location(in: sceneView)
        
        guard let node = self.object(at: location) else { return }
        
        switch gesture.state {
        case .began:

shrawan2015

 // on Tap to reposition the cube
    @objc func addCubeToSceneView(withGestureRecognizer recognizer: UIGestureRecognizer) {
        let tapLocation = recognizer.location(in: sceneView)
        switch recognizer.state {
        case .began:
            print("Object began to move")
            let hitResults = self.sceneView.hitTest(tapLocation, options: nil)
            if hitResults.isEmpty { return }
            let hitResult = hitResults.first
            if let node = hitResult?.node.parent?.parent?.parent {