MD Sagor Sarker Shipon

I am an experienced app development. I am working in this sector for last 2 years. You can contact me to create your application. I can do it accurately and beautifully. you can trust me.

[shipon2004]

Alhamdulillah. I designed the database of a new app project.

আলহামদুলিল্লাহ । নতুন একটি ‍এপ্স প্রজেক্ট এর ডাটাবেজ ডিজাইন করলাম।

[shipon2004]

android:screenOrientation="landscape"

[shipon2004]

Volly vs Retrofit বা OkHttp 

[shipon2004]

<LinearLayout android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_marginTop="5dp" android:orientation="vertical"

>

<LinearLayout android:layout_width="match_parent" android:layout_height="wrap_content" android:orientation="horizontal" android:weightSum="5" android:layout_margin="4dp"

>

<CheckBox

android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="paid 1" android:layout_weight="1" android:textSize="13dp"

/>

<CheckBox

android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="paid 2" android:layout_weight="1" android:textSize="13dp" />

<CheckBox

android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="paid 3" android:layout_weight="1" android:textSize="13dp" />

<CheckBox

android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="paid 4" android:layout_weight="1" android:textSize="13dp" />

<CheckBox

android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="paid 5" android:layout_weight="1" android:textSize="13dp" />

</LinearLayout>

<LinearLayout android:layout_width="match_parent" android:layout_height="wrap_content" android:orientation="horizontal" android:weightSum="5" android:layout_margin="4dp"

>

<CheckBox

android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="paid 6" android:layout_weight="1" android:textSize="13dp"

/>

<CheckBox

android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="paid 7" android:layout_weight="1" android:textSize="13dp" />

<CheckBox

android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="paid 8" android:layout_weight="1" android:textSize="13dp" />

<CheckBox

android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="paid 9" android:layout_weight="1" android:textSize="13dp" />

<CheckBox

android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="paid1" android:layout_weight="1" android:textSize="13dp" />

</LinearLayout>

</LinearLayout>

[shipon2004]

Me Leaning pymeant number API

 "bkash":" বিকাশে/নগদ/রকেট  একাউন্টে <b>সেন্ডমানি</b> করতে নিচের নাম্বারে পাঠিয়ে দিন<br><br> 01850140801",

        "ngod":"বিকাশ মার্চেন্ট একাউন্টে পেমেন্ট করতে  নিচের নাম্বারে পাঠিয়ে দিন  <br><br> 01863464968",

        "roket":"VISA Card এ পেমেন্ট করতে  নিচের একাউন্ট নাম্বারে পাঠিয়ে দিন <br><br> 4628 7020 1331 7305",

[shipon2004]

ChatGPT

A conversational AI system that listens, learns, and challenges

IN app update coding

[shipon2004]

No Internet Connection

ConnectivityManager connectivityManager = (ConnectivityManager) getSystemService(Context.CONNECTIVITY_SERVICE); NetworkInfo wificonne = connectivityManager.getNetworkInfo(ConnectivityManager.TYPE_WIFI); NetworkInfo dataconne = connectivityManager.getNetworkInfo(ConnectivityManager.TYPE_MOBILE); if (wificonne != null && wificonne.isConnected() || dataconne != null && dataconne.isConnected()) {

frameLayout.setVisibility(View.VISIBLE); carousel.setVisibility(View.VISIBLE); tabLayout.setVisibility(View.VISIBLE);

} else { showCoustom();

frameLayout.setVisibility(View.GONE); carousel.setVisibility(View.GONE); tabLayout.setVisibility(View.GONE);

}/////////////////////////////////////////////-----------------------------------

private void showCoustom() {

AlertDialog.Builder builder = new AlertDialog.Builder(MainActivity.this);

builder.setTitle("Please turn on the network!!") .setMessage("please internet connection!!") .setCancelable(true) .setPositiveButton("WiFi", new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialogInterface, int i) {

startActivity(new Intent(Settings.ACTION_WIFI_SETTINGS)); } }) .setNegativeButton("Data", new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialogInterface, int i) { startActivity(new Intent(Settings.ACTION_DATA_ROAMING_SETTINGS));

} });

AlertDialog alertDialog = builder.create(); alertDialog.show();

}//------------------------

[shipon2004]

Delete item

<?xml version="1.0" encoding="utf-8"?> <androidx.coordinatorlayout.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" android:fitsSystemWindows="true" tools:context=".FreeBankActivity" >

<com.google.android.material.appbar.AppBarLayout android:layout_width="match_parent" android:layout_height="wrap_content" android:fitsSystemWindows="true">

<com.google.android.material.appbar.MaterialToolbar android:id="@+id/toolbar" android:layout_width="match_parent" android:layout_height="?attr/actionBarSize" />

</com.google.android.material.appbar.AppBarLayout>

<include layout="@layout/content_free_bank" />

<com.google.android.material.floatingactionbutton.FloatingActionButton android:id="@+id/fab" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_gravity="bottom|end" android:layout_marginEnd="@dimen/fab_margin" android:layout_marginBottom="16dp" app:srcCompat="@android:drawable/ic_dialog_email" />

</androidx.coordinatorlayout.widget.CoordinatorLayout>

[shipon2004]

ProgressBar

<ProgressBar

android:layout_width="match_parent" android:layout_height="wrap_content" style="@style/Widget.AppCompat.ProgressBar.Horizontal" android:id="@+id/progressBsr" android:indeterminate="true"

/>

[shipon2004]

Custom Switch in android java

[shipon2004]

Learn Android With Jubayer | id 38341 app **Closed testing ase 6 din ** **google theke ei mail diche ** | Facebook

id 38341 app **Closed testing ase 6 din ** **google theke ei mail diche **

[shipon2004]

PDF Downlod and Ofline view

dependencies {

implementation 'com.github.barteksc:android-pdf-viewer:3.2.0-beta.1' implementation 'com.airbnb.android:lottie:6.3.0' implementation 'com.mindorks.android:prdownloader:0.6.0' } //-------

MainActivity -----------------

<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" android:layout_gravity="center" android:background="@color/white" android:gravity="center" android:orientation="vertical" tools:context=".MainActivity" >

<Button android:id="@+id/button1" android:layout_width="wrap_content" android:layout_height="wrap_content" android:backgroundTint="#BCCC25" android:padding="10sp" android:text="PDF One View" android:textColor="#60BF46" android:textSize="30dp" />

<Button android:id="@+id/button2" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_marginTop="10dp" android:backgroundTint="#395393" android:padding="10sp" android:text="PDF One View" android:textColor="#33BAB6" android:textSize="30dp" />

</LinearLayout>

Main Activity.java class

package com.shipon.pdflodanddownlod;

import androidx.appcompat.app.AlertDialog; import androidx.appcompat.app.AppCompatActivity;

import android.app.ProgressDialog; import android.content.DialogInterface; import android.content.Intent; import android.os.Bundle; import android.view.LayoutInflater; import android.view.View; import android.webkit.URLUtil; import android.widget.Button; import android.widget.LinearLayout; import android.widget.Toast;

import com.downloader.Error; import com.downloader.OnCancelListener; import com.downloader.OnDownloadListener; import com.downloader.OnPauseListener; import com.downloader.OnProgressListener; import com.downloader.OnStartOrResumeListener; import com.downloader.PRDownloader; import com.downloader.Progress;

import java.io.File;

public class MainActivity extends AppCompatActivity {

Button button1, button2; int downloadId;

@Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); PRDownloader.initialize(getApplicationContext());

button1 = findViewById(R.id.button1); button2 = findViewById(R.id.button2);

button1.setOnClickListener(v -> {

String pdfurl = "https://www.w3.org/WAI/ER/tests/xhtml/testfiles/resources/pdf/dummy.pdf";

File fil = new File(getCacheDir(), URLUtil.guessFileName(pdfurl, null, null));

if (fil.exists()){

Intent intent = new Intent(MainActivity.this, MainActivity2.class); intent.putExtra("isOnline", false); intent.putExtra("pdfurl", pdfurl); startActivity(intent);

}else { showDialog(pdfurl); }

});

button2.setOnClickListener(v -> {

String pdfurl = "https://www.clickdimensions.com/links/TestPDFfile.pdf"; File fil = new File(getCacheDir(), URLUtil.guessFileName(pdfurl, null, null));

if (fil.exists()){

Intent intent = new Intent(MainActivity.this, MainActivity2.class); intent.putExtra("isOnline", false); intent.putExtra("pdfurl", pdfurl); startActivity(intent);

}else { showDialog(pdfurl); }

});

}//============== onCreate end method ================= public void showDialog(String pdfUrl) {

AlertDialog.Builder alert = new AlertDialog.Builder(MainActivity.this); LayoutInflater inflater = getLayoutInflater();

View myView = inflater.inflate(R.layout.choose_item, null); Button btOnline = myView.findViewById(R.id.btOnline); Button btDownlod = myView.findViewById(R.id.btDownlod); Button btCancel = myView.findViewById(R.id.btCancel); alert.setView(myView);

AlertDialog alertDialog = alert.create();

alertDialog.setCancelable(false);

btOnline.setOnClickListener(v -> {

Intent intent = new Intent(MainActivity.this, MainActivity2.class); intent.putExtra("isOnline", true); intent.putExtra("pdfurl", pdfUrl); startActivity(intent);

alertDialog.dismiss();

});

btDownlod.setOnClickListener(v -> {

downlodPDF(pdfUrl); alertDialog.dismiss(); });

btCancel.setOnClickListener(v -> {

alertDialog.dismiss();

});

alertDialog.show(); }// how Dialog end method -------- private void downlodPDF(String pdfurl) {

ProgressDialog progressDialog=new ProgressDialog(MainActivity.this); progressDialog.setIcon(R.drawable.down_24); progressDialog.setMessage("Downloading PDF File, Please Wait a moment..."); progressDialog.setCancelable(false); progressDialog.setButton(DialogInterface.BUTTON_NEGATIVE, "Cancel", new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { Toast.makeText(getApplicationContext(), "Downlod Start", Toast.LENGTH_SHORT).show(); PRDownloader.cancel(downloadId); progressDialog.dismiss(); } });

progressDialog.show(); downloadId = PRDownloader.download(pdfurl, String.valueOf(getCacheDir()), URLUtil.guessFileName(pdfurl, null, null)) .build() .setOnStartOrResumeListener(new OnStartOrResumeListener() { @Override public void onStartOrResume() {

} }) .setOnPauseListener(new OnPauseListener() { @Override public void onPause() {

} }) .setOnCancelListener(new OnCancelListener() { @Override public void onCancel() {

} }) .setOnProgressListener(new OnProgressListener() { @Override public void onProgress(Progress progress) { int progressPercentage = (int) (progress.currentBytes*100/progress.totalBytes); progressDialog.setMessage("Downlod : "+progressPercentage+" %");

} }) .start(new OnDownloadListener() { @Override public void onDownloadComplete() {

Toast.makeText(getApplicationContext(), "Downlod Completed", Toast.LENGTH_SHORT).show(); Intent intent = new Intent(MainActivity.this, MainActivity2.class); intent.putExtra("isOnline", false); intent.putExtra("pdfurl", pdfurl); startActivity(intent);

progressDialog.dismiss(); }

@Override public void onError(Error error) {

Toast.makeText(getApplicationContext(), "Downlod Failed", Toast.LENGTH_SHORT).show(); progressDialog.dismiss(); } });

}

}//============== public class ==========================

আমি এখানে দুইটি Activity niyaci

MainActivity finis

MainActivity2 start

Voting ended onMar 5, 2024

MainActivity 2 xmal class start

<?xml version="1.0" encoding="utf-8"?> <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" android:background="@color/white" tools:context=".MainActivity2">

<com.airbnb.lottie.LottieAnimationView android:id="@+id/lotti" android:layout_width="match_parent" android:layout_height="wrap_content" android:visibility="invisible" app:lottie_autoPlay="true" app:lottie_loop="true" app:lottie_rawRes="@raw/pdf" />

<com.github.barteksc.pdfviewer.PDFView android:id="@+id/pdfView" android:layout_width="match_parent" android:layout_height="match_parent" android:visibility="invisible" />

</RelativeLayout>

MainActivity2.java class start

package com.shipon.pdflodanddownlod;

import androidx.appcompat.app.AppCompatActivity;

import android.os.AsyncTask; import android.os.Bundle; import android.view.View; import android.webkit.URLUtil; import android.widget.Toast;

import com.airbnb.lottie.LottieAnimationView; import com.github.barteksc.pdfviewer.PDFView; import com.github.barteksc.pdfviewer.util.FitPolicy;

import java.io.BufferedInputStream; import java.io.File; import java.io.IOException; import java.io.InputStream; import java.net.HttpURLConnection; import java.net.MalformedURLException; import java.net.URL;

public class MainActivity2 extends AppCompatActivity {

// public static String AssateName=""; LottieAnimationView lotti; PDFView pdfView;

@Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main2);

pdfView = findViewById(R.id.pdfView); lotti = findViewById(R.id.lotti); lotti.setVisibility(View.VISIBLE);

boolean isOnline = getIntent().getBooleanExtra("isOnline", true); String pdfurl = getIntent().getStringExtra("pdfurl"); if (isOnline == true) { new RetrivePDFfromUrl().execute(pdfurl);

} else {

File fil = new File(getCacheDir(), URLUtil.guessFileName(pdfurl, null, null));

lodPDFOffline(fil);

}

}//============= onCreate ned method =================== private class RetrivePDFfromUrl extends AsyncTask<String, Void, InputStream> { @Override protected InputStream doInBackground(String... strings) {

try { URL url = new URL(strings[0]); HttpURLConnection httpURLConnection = (HttpURLConnection) url.openConnection();

if (httpURLConnection.getResponseCode() == HttpURLConnection.HTTP_OK) { return new BufferedInputStream(httpURLConnection.getInputStream()); }

} catch (MalformedURLException e) { throw new RuntimeException(e);

} catch (IOException e) { throw new RuntimeException(e); }

return null; }

@Override protected void onPostExecute(InputStream inputStream) { super.onPostExecute(inputStream);

if (inputStream != null) { lodPDFOnline(inputStream);

} else { Toast.makeText(MainActivity2.this, "PDF lod failed", Toast.LENGTH_SHORT).show(); }

} }

private void lodPDFOnline(InputStream inputStream) {

pdfView.fromStream(inputStream) .enableSwipe(true) .swipeHorizontal(true) .enableDoubletap(true) .defaultPage(0) .enableAnnotationRendering(false) .password(null) .scrollHandle(null) .enableAntialiasing(true) .spacing(0) .pageFitPolicy(FitPolicy.WIDTH) .pageSnap(true) // snap pages to screen boundaries .pageFling(true) // make a fling change only a single page like ViewPager .onLoad(nbPages -> { lotti.setVisibility(View.GONE); pdfView.setVisibility(View.VISIBLE);

}) .load();

}

private void lodPDFOffline(File file) {

pdfView.fromFile(file) .enableSwipe(true) .swipeHorizontal(true) .enableDoubletap(true) .defaultPage(0) .enableAnnotationRendering(false) .password(null) .scrollHandle(null) .enableAntialiasing(true) .spacing(0) .pageFitPolicy(FitPolicy.WIDTH) .pageSnap(true) // snap pages to screen boundaries .pageFling(true) // make a fling change only a single page like ViewPager .onLoad(nbPages -> { lotti.setVisibility(View.GONE); pdfView.setVisibility(View.VISIBLE);

}) .load();

}

}//= ==================== public calss end method =======================

[shipon2004]

Java তে setContentView এর উপরে আমার দেওয়া কোড তা লিখে দিন । কোডঃ getWindow().setFlags(WindowManager.LayoutParams.FLAG_SECURE, WindowManager.LayoutParams.FLAG_SECURE);

[shipon2004]

Tutorial 41 : INNER JOIN in SQL

coding=----

SELECT std.Roll, exam.Reg_number, std.Name,std.Gender,exam.Group_name,exam.GPA

FROM student_details AS std INNER JOIN exam_result AS exam ON std.Roll = exam.Roll;

[shipon2004]

Tutorial 40 : JOIN Clause in SQL

coding --

SELECT std.Roll, exam.Reg_number,std.Name, std.Gender,exam.Group_name,exam.GPA

FROM student_details AS std ,exam_result AS exam WHERE std.Roll =exam.Roll;

SELECT std.Roll, exam.Reg_number, std.Name,std.Gender,exam.Group_name,exam.GPA

FROM student_details AS std JOIN exam_result AS exam ON std.Roll = exam.Roll;

[shipon2004]

Tutorial 39 : Joining Tables

SELECT student_details.Roll, Reg_number,Name,Gender,Group_name,GPA FROM student_details,exam_result WHERE student_details.Roll =exam_result.Roll;

out put

[shipon2004]

TRUNCATE TABLE Command in SQL

coding ---

out put

কলামের থাকা সকল রেক্ড ডিলিট হয়ে ছে