TedaLIEz

fun PopupWindow.dimBehind(dim: Float = 0.3f) {
      val container: View = contentView.rootView
      val context = contentView.context
      val wm = context.getSystemService(Context.WINDOW_SERVICE) as WindowManager;
      val p = container.layoutParams as WindowManager.LayoutParams;
      p.flags = p.flags or WindowManager.LayoutParams.FLAG_DIM_BEHIND; // add a flag here instead of clear others
      p.dimAmount = dim
      wm.updateViewLayout(container, p);
  }

TedaLIEz

import android.content.Context;
import android.graphics.Canvas;
import android.graphics.Paint;
import android.graphics.Rect;
import android.graphics.drawable.Drawable;
import android.text.style.ImageSpan;

import androidx.annotation.Px;

public class CenterVerticalImageSpan extends ImageSpan {

TedaLIEz

Understanding the Memory Layout of Linux Executables

Required tools for playing around with memory:

• hexdump
• objdump
• readelf
• xxd
• gcore

TedaLIEz

/**
* If the return type must be the type of the class that implements the interface, 
* then what you want is called an F-bounded type
*/
public interface A<T extends A<T>> {
  public T b();
}

public class C implements A<C> {
  public C b() { ... }

TedaLIEz

apply plugin: 'jacoco'
jacoco {
    version "0.7.1.201405082137"
}

task jacocoTestReportAndroidTest(type: JacocoReport, dependsOn: "connectedAndroidTest") {
    def coverageSourceDirs = [
            'src/main/java'
    ]
    group = "Reporting"

TedaLIEz

import android.content.Context;
import android.content.DialogInterface;
import android.content.res.Resources;
import android.media.AudioManager;
import android.media.MediaPlayer;
import android.net.Uri;
import android.os.Build;
import android.support.annotation.NonNull;
import android.support.annotation.RequiresApi;
import android.support.v7.app.AlertDialog;

TedaLIEz

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.net.Socket;
import java.net.SocketException;
import java.net.UnknownHostException;
import java.text.SimpleDateFormat;
import java.util.Arrays;
import java.util.Date;

TedaLIEz

package com.example.jianguo.handlertest.adapters;

/**
 * Created by JianGuo on 9/26/16.
 * interface for all kinds of animals.
 */
public interface Animal extends Visitable {
    String say();
}

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// Make a custom Gson instance, with a custom TypeAdapter for each wrapper object.
// In this instance we only have RealmList<RealmInt> as a a wrapper for RealmList<Integer>
Type token = new TypeToken<RealmList<RealmInt>>(){}.getType();
Gson gson = new GsonBuilder()
        .setExclusionStrategies(new ExclusionStrategy() {
            @Override
            public boolean shouldSkipField(FieldAttributes f) {
                return f.getDeclaringClass().equals(RealmObject.class);
            }