ConcurrentHashMap in Java
In Java, ConcurrenHashMap was introduced in 1.5v to resolve the problems on HashMap in a multithreaded environment. While HashMap is …
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Understanding and Implementing Bubble Sort in Java
Sorting is one of the most common operations used in computer science. For sorting there are various algorithms available, one …
PrintWriter in Java
The PrintWriter class in Java is the most enhanced writer to write character data to the file. The main advantage …
BufferedReader in Java
In Java, we can use a buffered input class for reading input from various sources such as files, network connections, …
FileReader in Java
FileReader class in Java is used to read character data from files. FileReader class is available in the java.io package. …
FileWriter Class in Java
In Java, we can use FileWriter class to write character data to file. FileWriter Class The FileWriter class is a …
Working with files in Java
File handling is an important aspect of programming. Java provides a rich set of libraries and tools for working with …
Difference Between == and equals() in Java
In Java == operator and equals() are used to perform comparison. In this article, we are going to see the …
Relation Between == operator and equals()
In Java, two commonly used methods for comparison are the “==” operator and the equals(). In this article, we are …
Autoboxing and Unboxing in Java
Autoboxing in Java Automatic conversion of primitive data type to wrapper Class object is known as autoboxing in Java. Example- …