title: How to give Fixed width and height for Button in Android
body: <p>Im beginner in android development. I ve just created a button in main.xml file</p>
  
  <pre><code>&lt;LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
  android:layout_width="fill_parent"
  android:layout_height="fill_parent"
  android:orientation="vertical" &gt;
  
  
  
    &lt;Button 
      android:text="Click"
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      /&gt;
  </code></pre>
  
  <p>I just give integer value for android: but I got error 
  error: Error: Integer types not allowed </p>
  
  <p>How can give fixed width and height for Button here?
  and
  What is the main difference between  android:layout_width and android:Width?</p>
  
  <p>Thanks.</p>