saikiran91

import android.app.Activity
import android.content.Intent
import android.content.IntentSender
import android.os.Bundle
import android.widget.Toast
import androidx.appcompat.app.AppCompatActivity
import androidx.core.content.ContextCompat
import com.google.android.material.snackbar.Snackbar
import com.google.android.play.core.appupdate.AppUpdateManager
import com.google.android.play.core.appupdate.AppUpdateManagerFactory

NickHolcombe

package example

import android.support.v7.recyclerview.extensions.AsyncDifferConfig
import android.support.v7.recyclerview.extensions.AsyncListDiffer
import android.support.v7.util.DiffUtil
import android.support.v7.util.ListUpdateCallback
import android.support.v7.widget.RecyclerView

/**
 * {@link RecyclerView.Adapter RecyclerView.Adapter} base class based on

keima

import android.os.Bundle
import android.util.Log
import android.view.ViewGroup
import android.widget.TextView
import androidx.appcompat.app.AppCompatActivity
import androidx.databinding.DataBindingUtil
import androidx.lifecycle.Lifecycle
import androidx.lifecycle.LifecycleObserver
import androidx.lifecycle.OnLifecycleEvent
import app.keima.android.recyclerviewsandbox.databinding.ActivityMainBinding

nickbutcher

                                 Apache License
                           Version 2.0, January 2004
                        http://www.apache.org/licenses/

   TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION

   1. Definitions.

      "License" shall mean the terms and conditions for use, reproduction,
      and distribution as defined by Sections 1 through 9 of this document.

hesoyamcode

create assets folder inside android/app/src/main if not exist

react-native bundle --platform android --dev false --entry-file index.android.js --bundle-output android/app/src/main/assets/index.android.bundle --assets-dest android/app/src/main/res

react-native run-android

adavis

fun View.visible() {
    visibility = View.VISIBLE
}

fun View.invisible() {
    visibility = View.INVISIBLE
}

fun View.gone() {
    visibility = View.GONE

sheharyarn

/**
 * Custom implementation of AdapterDataObserver to show empty layouts
 * for RecyclerView when there's no data
 *
 * Usage:
 *
 * adapter.registerAdapterDataObserver(new RVEmptyObserver(recyclerView, emptyView));
 */
public class RVEmptyObserver extends RecyclerView.AdapterDataObserver {
    private View emptyView;

vxhviet

Source: StackOverflow

Question: How to scale Bitmap without losing much quality

Answer: Use Matrix instead of Bitmap.createScaledBitmap()

    /**
     * @param bitmap the Bitmap to be scaled
     * @param threshold the maxium dimension (either width or height) of the scaled bitmap

henriquemenezes

Android: Generate Release/Debug Keystores

Generate Keystores

Debug Keystore

$ keytool -genkey -v -keystore debug.keystore -storepass android -alias androiddebugkey -keypass android -keyalg RSA -keysize 2048 -validity 10000 -dname "C=US, O=Android, CN=Android Debug"

ppamorim

val audioRecordAdapter = ItemAdapter(data)

val sections = mutableListOf<Section>()
sections.add(DateSection(0, "Today"))
sections.add(DateSection(2, "15/05/2016"))

val customSectionAdapter = CustomSectionAdapter()
customSectionAdapter.configSections(sections)

val sectionAdapter = SectionedRecyclerViewAdapter(customSectionAdapter, audioRecordAdapter)