While you creating new String (Not in the case of using String() constructor or any other String functions which internally use the String() constructor for creating a new String object; String() constructor always create new string constant in the pool unless we call the method intern()) va...
class Main { public static void main(String[] args) { StringBuffer sb = new StringBuffer("Preeti"); sb.append("Jain"); System.out.println(sb); } } OutputPreetiJain In the above example, only one object is created and whenever we are performing any changes in an existing object then ...
If a string cannot be modified it is safe and quick to pass a reference around among multiple threads. If strings were mutable, you would always have to copy all of the bytes of the string to a new instance, or provide synchronization. A typical application will read a string 100 times ...
val Student.fullName : String get() { val buffer = StringBuffer(35) buffer.append(lastName) .append(", ") .append(firstName) .append(if (midInitial != null) " $midInitial." else "") return buffer.toString() } val Student.age : Int get() = dateOfBirth.until(LocalDate.now(...
While in case of mutable object like StringBuffer, any modification is done on object itself and no new objects are created. answer Apr 7, 2015 by Karthick.c Similar Questions +1 vote What is immutable object? Can you write immutable object? +1 vote Which one you will prefer in ...
{ val buffer = stringbuffer(35) buffer.append(lastname) .append(", ") .append(firstname) .append(if (midinitial != null) " $midinitial." else "") return buffer.tostring() }val student.age : int get() = dateofbirth.until(localdate.now()).getyears()... // create s...
(date)); } else { // create new SimpleDateFormat instance when formatting date, thread safe response.getWriter().println(new SimpleDateFormat(OUTPUT_TIME_FORMAT).format(date)); } } public static void main(String[] args) throws Exception { // embedded jetty configuration, running on port ...
byJohn Moore Jr. Professor of Mathematics and Computer Science John I. Moore, Jr., Professor of Mathematics and Computer Science at The Citadel, has a wide range of experience in both industry and academia, with specific expertise in the areas of object-oriented technology, software engineering,...
byJohn Moore Jr. Professor of Mathematics and Computer Science John I. Moore, Jr., Professor of Mathematics and Computer Science at The Citadel, has a wide range of experience in both industry and academia, with specific expertise in the areas of object-oriented technology, software engineer...