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students = [
    {"lname": "Kalama", "fname": "Samuel"},
    {"lname": "Kalani", "fname": "Shawn"},
    {"lname": "Kona", "fname": "Sid"},
    {"lname": "Kapena", "fname": "Stan"},
]

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<!-- Load in Chrome Version 67.0.3396.87 (Official Build) (64-bit) on Mac OS 10.13.5 -->

<!-- Click on the white square in the button that is the checkbox.  It will NOT toggle.  Click on button toggles. -->

<div class="btn-group" data-toggle="buttons">
  <label class="btn btn-primary active">
    <input type="checkbox" checked autocomplete="off"> Checkbox 1 (pre-checked)
  </label>
  <label class="btn btn-primary">
    <input type="checkbox" autocomplete="off"> Checkbox 2

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Phone Call
Permissions:

<uses-permission android:name="android.permission.CALL_PHONE" />
Intent:

Intent callIntent = new Intent(Intent.ACTION_CALL);
callIntent.setData(Uri.parse("tel:0377778888"));
startActivity(callIntent);

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<menu xmlns:android="http://schemas.android.com/apk/res/android" >
    <item
        android:id="@+id/miCompose"
        android:icon="@drawable/ic_compose"
        android:showAsAction="ifRoom"
        android:title="Compose">
    </item>
    <item
        android:id="@+id/miProfile"
        android:icon="@drawable/ic_profile"

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<string name="tasks_button">Tasks</string>
    <string name="phone_button">Phone</string>
    <string name="music_button">Music</string>
    <string name="calendar_button">Calendar</string>
    <string name="title_text_music">Welcome to Music</string>
    <string name="title_text_calendar">Welcome to Calendar</string>
    <string name="title_text_phone">Welcome to Phone</string>
    <string name="title_text_tasks">Welcome to Tasks</string>

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<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context=".MyActivity">

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@Override   // this does not override a super class method.  Whats up?
    public void onClick(View view) {
        switch (view.getId()) {
            case R.id.taskButton: {
                Intent intent = new Intent(this, TasksActivity.class);
                startActivity(intent);
            }
            break;

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EditText etValue = (EditText) findViewById(R.id.etValue);
etValue.addTextChangedListener(new TextWatcher() {
	@Override
	public void onTextChanged(CharSequence s, int start, int before, int count) {
		// Fires right as the text is being changed (even supplies the range of text)
	}
	
	@Override
	public void beforeTextChanged(CharSequence s, int start, int count,
			int after) {

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Button btnExample = (Button) findViewById(R.id.btnExample);
btnExample.setOnClickListener(new View.OnClickListener() {
    @Override
    public void onClick(View v) {
        // Do something here	
    }
});

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public void myClickHandler(View view) {
    ...
    ConnectivityManager connMgr = (ConnectivityManager) 
        getSystemService(Context.CONNECTIVITY_SERVICE);
    NetworkInfo networkInfo = connMgr.getActiveNetworkInfo();
    if (networkInfo != null && networkInfo.isConnected()) {
        // fetch data
    } else {
        // display error
    }