String[] stringArray = {"foo", "bar", "baz"};
String[] modifiedArray = Arrays.copyOfRange(stringArray, 1, stringArray.length);
Here is what the above code is Doing:
1. Create an array of strings.
2. Create a new array that is a copy of the original array, but only contains the elements from index 1 to the end of the array.
int width = seekBar.getWidth() – seekBar.getPaddingLeft() – seekBar.getPaddingRight(); int thumbPos = seekBar.getPaddingLeft() + width * seekBar.getProgress() / seekBar.getMax(); Here is what the above code is Doing: 1. Get the width of the seekbar 2. Get the padding on the left side of the seekbar 3. Get the padding on the right side of the seekbar…
UpdateRequest.SAASAS.VitalGroupID = someInputElement.value; Here is what the above code is Doing: 1. Create a new instance of the VitalSignsUpdateRequest class. 2. Set the VitalSignsUpdateRequest.SAASAS.VitalGroupID property to the value of someInputElement.value. 3. Call the VitalSignsUpdateRequest.Update() method.
public class Person { String name; int age; char gender; public Person(String name, int age, char gender) { this.name = name; this.age = age; this.gender = gender; } } Here is what the above code is Doing: 1. We have a class called Person. 2. We have three instance variables: name, age, and gender. 3….
int i=123; i=i+1; //is the same as i+=1; //or i++; //or ++i; Here is what the above code is Doing: 1. We create a variable called i and set it equal to 123. 2. We add 1 to i. 3. We add 1 to i. 4. We add 1 to i. The difference between the…
((SensorManager) getSystemService(SENSOR_SERVICE)).getSensorList(SensorManager.SENSOR_ALL); Here is what the above code is Doing: 1. We’re getting a reference to the SensorManager. 2. We’re getting a list of all the sensors on the device.
// center a jdialog on screen JDialog d = new JDialog(); d.setSize(400, 300); d.setLocationRelativeTo(null); d.setVisible(true); Here is what the above code is Doing: 1. Create a new JDialog 2. Set the size of the JDialog 3. Set the location of the JDialog relative to null. This will center the JDialog on the screen. 4. Make…