Zakaria Bin Abdur Rouf is one of the best android developers in Bangladesh. He has over 40 apps in Google Play Store. The top apps are given below Cash Receipt App Bangla Bornomala App Price List

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package com.abc.def; import android.app.Activity; import android.content.Context; import android.content.Intent; import android.content.pm.PackageManager; import android.net.Uri; import android.os.Build; import android.os.Bundle; import android.os.Environment; import android.util.Log; import android.view.View; import android.widget.Button; import android.widget.TextView; import android.widget.Toast; import androidx.annotation.NonNull; import androidx.appcompat.app.AppCompatActivity; import androidx.core.app.ActivityCompat; import androidx.core.content.ContextCompat; import java.io.File; import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.FileOutputStream; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import java.nio.channels.FileChannel; import java.text.SimpleDateFormat; import

Sending emails from your Android App is a very important feature that will help your customers to communicate with you directly. You can do it in many ways. The simplest way is to create an intent and start an email client that is installed on your phone. Copy the below code and make the necessary

In this short video, we will show you how you can create a new document in Microsoft Word. Microsoft Word is a very useful software where you can create almost any kind of document from a simple CV to a more complex research paper. The first step is to obtain the software and install it

@Override public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { case android.R.id.home: // Respond to the action bar's Up/Home button return false; } return super.onOptionsItemSelected(item); }

Today, I received a call from one of our respected user and found that he is not able to print. Upon investigation, I found that he was getting the infamous Blue Screen Of Death error when he was hitting CTRL+P. The system restarted automatically. I found that that it was due to one the Windows

As a network administrator, you may need to create queue for all IP which will limit the internet usage for a particular router. For this the below command is very handy and easy to use. :for x from= 1 to= 254 do={/queue simple add name=”queue-$x” max-limit=1M/1M target=”192.168.24.$x”} Open the New Terminal from Winbox and type

package com.zakasoft.cashreceipt; import android.content.Context; import androidx.recyclerview.widget.RecyclerView; import android.util.AttributeSet; import android.view.View; import androidx.recyclerview.widget.RecyclerView; public class EmptyRecyclerView extends RecyclerView { private View emptyView; final private RecyclerView.AdapterDataObserver observer = new AdapterDataObserver() { @Override public void onChanged() { checkIfEmpty(); } @Override public void onItemRangeInserted(int positionStart, int itemCount) { checkIfEmpty(); } @Override public void onItemRangeRemoved(int positionStart, int itemCount) { checkIfEmpty();

<com.google.android.material.floatingactionbutton.FloatingActionButton android:id="@+id/fab1" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_gravity="end|bottom" android:layout_margin="16dp" android:contentDescription="Add" android:src="@drawable/ic_add_circle_outline_black_24dp" app:backgroundTint="@color/colorPrimary" app:fabSize="auto" app:maxImageSize="56dp"/> src: https://stackoverflow.com/questions/27484126/adjust-icon-size-of-floating-action-button-fab