Run each of the following lines, replacing yourdomain.com and codehere with your details:
now dns add yourdomain.com @ TXT google-site-verification=codehere
now dns add yourdomain.com @ MX ASPMX.L.GOOGLE.COM 1
now dns add yourdomain.com @ MX ALT1.ASPMX.L.GOOGLE.COM 5
now dns add yourdomain.com @ MX ALT2.ASPMX.L.GOOGLE.COM 5
now dns add yourdomain.com @ MX ALT3.ASPMX.L.GOOGLE.COM 10
now dns add yourdomain.com @ MX ALT4.ASPMX.L.GOOGLE.COM 10
Source: Cedric's blog, EricLin, Cedric's blog
For some in depth explanation on these standard functions and Function Literal with Receiver see KotlinExpertise and coding convention for apply/with/run/also/let.
Quick overview of some important funtion in Kotlin's standard library
let()
fun T.let(f: (T) -> R): R = f(this)```
| package peterho.kotlintipstricks | |
| import android.content.Context | |
| import android.support.annotation.AttrRes | |
| import android.support.annotation.StyleRes | |
| import android.support.v4.app.Fragment | |
| import android.support.v4.app.FragmentManager | |
| import android.support.v7.app.AlertDialog | |
| import android.support.v7.widget.RecyclerView | |
| import android.text.TextUtils |
| import com.fasterxml.jackson.core.type.TypeReference | |
| import com.fasterxml.jackson.databind.ObjectMapper | |
| import org.gradle.api.Task | |
| import org.gradle.api.Project | |
| import org.gradle.api.UnknownTaskException | |
| import org.gradle.api.GradleException | |
| import org.gradle.api.plugins.ExtraPropertiesExtension | |
| @SuppressWarnings("UNCHECKED_CAST") | |
| fun <T> Project.ext(key: String): T { |
| package com.tpb.brainfuck | |
| import android.support.design.widget.FloatingActionButton | |
| import android.support.v7.widget.RecyclerView | |
| import android.text.Editable | |
| import android.text.TextWatcher | |
| import android.util.Log | |
| import android.widget.TextView | |
| /** |
| package pl.kpob.utils.extensions | |
| import android.app.Activity | |
| import android.content.Context | |
| import android.graphics.Color | |
| import android.support.v4.content.ContextCompat | |
| import android.view.WindowManager | |
| import flow.Flow | |
| import org.jetbrains.anko.AlertDialogBuilder | |
| import pl.sisms.gminformix.utils.extensions.supportsLollipop |
| Q. What are some examples of collections ? | |
| A. Lists, Arrays, Maps, Sets are collections. | |
| Q. How many types of lists are there? | |
| A. Lists are of two types : Mutable Lists and Immutable Lists. | |
| Q. What is a map? | |
| A. A map is a collection that holds and key and a value pair. | |
| Q. What datatypes can be stored in collections? |
| import androidx.appcompat.app.AppCompatActivity | |
| import android.os.Bundle | |
| import androidx.fragment.app.Fragment | |
| import dagger.hilt.android.AndroidEntryPoint | |
| import javax.inject.Inject | |
| @AndroidEntryPoint | |
| class MainActivity : AppCompatActivity() { | |
| @Inject |
| @Database(entities = arrayOf(Note::class, User::class), version = 1) | |
| @TypeConverters(Converters::class) | |
| abstract class AppDatabse : RoomDatabase() { | |
| abstract fun userDAO(): UserDAO | |
| abstract fun noteDAO(): NoteDAO | |
| } |