itzkou

data class Item(val id: Long, val title: String, val url: String)

class RecyclerViewAdapter(val items: List<Item>, val listener: (Item) -> Unit) : RecyclerView.Adapter<RecyclerViewAdapter.ViewHolder>() {
    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): ViewHolder {
        return ViewHolder(LayoutInflater.from(parent.context).inflate(R.layout.recycler_item_row, parent, false))
    }

    override fun onBindViewHolder(holder: ViewHolder, position: Int) = holder.bind(items[position], listener)

    override fun getItemCount(): Int = items.size

itzkou

Lesson 1 - Iterations
- BinaryGap - https://codility.com/demo/results/trainingU2FQPQ-7Y4/

Lesson 2 - Arrays
- OddOccurrencesInArray - https://codility.com/demo/results/trainingFN5RVT-XQ4/
- CyclicRotation - https://codility.com/demo/results/trainingSH2W5R-RP5/

Lesson 3 - Time Complexity
- FrogJmp - https://codility.com/demo/results/training6KKWUD-BXJ/
- PermMissingElem - https://codility.com/demo/results/training58W4YJ-VHA/

itzkou

import static org.junit.Assert.*;
import static org.hamcrest.CoreMatchers.is;

import static org.mockito.Mockito.*;
import static org.mockito.BDDMockito.*;

import org.hamcrest.BaseMatcher;
import org.hamcrest.Description;
import org.hamcrest.Matcher;

itzkou

import java.text.SimpleDateFormat
import java.util.*

/**
 * Pattern: yyyy-MM-dd HH:mm:ss
 */
fun Date.formatToServerDateTimeDefaults(): String{
    val sdf= SimpleDateFormat("yyyy-MM-dd HH:mm:ss", Locale.getDefault())
    return sdf.format(this)
}

itzkou

long date = 1407869895000L; // August 12, 2014, 8:58PM

// August 12, 2014 (default)
DateUtils.formatDateTime(this, date, 0);

// Aug 12, 2014 (default with abbreviated month)
DateUtils.formatDateTime(this, date, DateUtils.FORMAT_ABBREV_MONTH);

// August 12 (date without year)
DateUtils.formatDateTime(this, date, DateUtils.FORMAT_NO_YEAR);