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New code examples in category Java
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Phoenix Logan
2022-05-13 23:05:29
how to implement count steps in android
By implementing SensorEventListener listener within a class and overriding the two methods onSensorChanged and onAccuracyChanged you can start tracking steps. public class StepActivity extends Activity implements SensorEventListener{ SensorManager sensorM... Add solution -
A-312
2022-05-13 22:40:02
how to print byte array in java
public class Tester { public static void main(String[] args) { byte[] a = { 1,2,3}; for(int i=0; i< a.length ; i++) { System.out.print(a[i] +" "); ... Add solution -
Phoenix Logan
2022-05-13 22:35:02
is palindrome method in java
package test //The function below checks if a string is a palindrome //True = Is a palindrome & False = Not a palindrome public boolean isPalindromString(String text){ String reverse = reverse(text); if(text.equals(reverse)) { ... Add solution -
Phoenix Logan
2022-05-13 22:30:17
group all keys with same values in a hashmap java
Map<String, ArrayList<Integer>> reverseMap = new HashMap<>(); for (Map.Entry<Integer,String> entry : map.entrySet()) { if (!reverseMap.containsKey(entry.getValue())) { reverseMap.put(entry.getValue(), new ArrayList<... Add solution -
Awgiedawgie
2022-05-13 22:22:08
download csv file spring boot
package net.codejava; import java.io.IOException; import java.text.DateFormat; import java.text.SimpleDateFormat; import java.util.Date; import java.util.List; import javax.servlet.http.HttpServletResponse; import org.springframework.beans.factory.ann... Add solution -
Awgiedawgie
2022-05-13 20:31:59
load contents of file into string java
package test; import java.io.BufferedReader; import java.io.FileInputStream; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.nio.charset.StandardCharsets; import java.nio.file.Files; import java.nio.f... Add solution -
Awgiedawgie
2022-05-13 20:06:12
java listener
public void mouseDragged(MouseEvent e) { mouseX = e.getX(); mouseY = e.getY(); if (SwingUtilities.isLeftMouseButton(e)) { mouseB = 1; } if (SwingUtilities.isRightMouseButton(e)) { mouseB = 3; } MouseDraggedEvent event = new MouseDraggedEvent(e... Add solution
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