Multi Color in Single TextView Android

How To set  Multi Color in Single TextView:

programatically we can set multi color text in single TextView, first part of text show different color and other part show different color. dynamically set text on TextView.

TextView textView;

textView.setText(Html.fromHtml("<font color='#4CAF50'> Android</font> <font color='#0091EA'>Developer</font>"));

in above code first part "Android" show green color and "Developer" show blue color. so like that we can set dynamically multi color in single Textview.

Alert Dialog in Android

show alert dialog in Android for validation or other purpose, show alert dialog with message and when click on Ok then Dismiss.

it pop up on screen and display message.

Context context;
String message;
AlertDialog alert = null;

AlertDialog.Builder builder = new AlertDialog.Builder(context);
builder.setMessage(message)
      .setCancelable(false)
      .setPositiveButton("OK", new DialogInterface.OnClickListener() {
          public void onClick(DialogInterface dialog, int id) {
          alert.dismiss();
          }
      });
alert = builder.create();
alert.show();
}

Show Image Using Picasso in Android

Picasso is powerful Image Loading Library in Android, it caching image and manage memory automatically and large image easily handle in Android.

Working with Images In Android:

In Android handle many Image and manage them is complex, some time "Out Of Memory Error Occur" due to large size Images and we need to recycle and free memory after image load.

Get Gmail Address Of User In Android Programatically

In Android get user gmail address programatically in android using AccountManager.

    try {
AccountManager accountManager = AccountManager.get(context);
Account[] accountsEmail = accountManager.getAccountsByType("com.google");
Account email = accountsEmail[0];
return email.name;
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}

Search in Listview Android

Search inside listview using addTextChangedListener , in listview when EditText we search then below list show related search  list data. 

Hide Keyboard in Android

Hide keyboard in android on button click or layout click some time we notice that after enter data in edittext when click button then still show keyboard on eittext, we need to hide keyboard on button click.

some time we switch one activity to another activity then if keyboard open in first activity then it also show in second activity.

Hide keyboard android

Data store and retrieve in android using sqlite database

Store Data in SQLite Database Android:

many ways to storage data in android like Share Preference and other but store data using SQLite is parmanent and can be in many format. In Share Preference save data in key-value pair.

For SQLite we extend SQLiteOpenHelper and @Override write query and save data.

Add Data in Android Using SQLite Database