igorlukanin

package Wtf


// Primitives

operator fun Int.plus(that: String) = "$this$that"

operator fun String.plus(that: Int) = "$this$that"

yanngx

package be.brol

import android.os.Binder
import android.os.Bundle
import android.support.v4.app.BundleCompat
import android.support.v4.app.Fragment

/**
 * Eases the Fragment.newInstance ceremony by marking the fragment's args with this delegate
 * Just write the property in newInstance and read it like any other property after the fragment has been created

AndyBowes

fun idSequence(seed:Int=0) : Sequence<Int>{
    return generateSequence(seed,{it + 1})
}

class TreeNode<T>(val id: T){
    val childNodes = mutableListOf<TreeNode<T>>()

    fun addChild(node: TreeNode<T>) = childNodes.add(node)
    fun removeChild(node: TreeNode<T>) = childNodes.remove(node)
    fun children() = childNodes.asIterable()

JoseAlcerreca

/**
 * An [Observer] for [Event]s, simplifying the pattern of checking if the [Event]'s content has
 * already been handled.
 *
 * [onEventUnhandledContent] is *only* called if the [Event]'s contents has not been handled.
 */
class EventObserver<T>(private val onEventUnhandledContent: (T) -> Unit) : Observer<Event<T>> {
    override fun onChanged(event: Event<T>?) {
        event?.getContentIfNotHandled()?.let { value ->
            onEventUnhandledContent(value)

bingoohuang

import com.alibaba.fastjson.JSON;
import com.google.common.collect.Maps;

import javax.crypto.Cipher;
import javax.crypto.KeyGenerator;
import javax.crypto.SecretKey;
import javax.crypto.spec.SecretKeySpec;
import java.nio.charset.StandardCharsets;
import java.util.Base64;

bennyhuo

fun RepositoryHandler.enableMirror() {
    all {
        if (this is MavenArtifactRepository) {
            val originalUrl = this.url.toString().removeSuffix("/")
            urlMappings[originalUrl]?.let {
                logger.lifecycle("Repository[$url] is mirrored to $it")
                this.setUrl(it)
            }
        }
    }