Overriding toString() method to print values of ArrayList in Java
In this article, we will discuss and understand why we need to override toString() method for displaying ArrayList contents Problem statement: Assume that we want Read More
Tag: Java 7
Java features version-wise
In this article, we will discuss features introduced in different versions of Java or J2SE or Java SE or JDK Below terms / abbreviation are Read More
How to append new line to StringBuffer in Java
In this article, we will discuss how to append newline to StringBuffer There are ways to append newline to StringBuffer or StringBuilder object, we will Read More
Count and print number of repeated character occurrences in a String in Java
In this article, we will count and print number of repeated character occurrences in a String i.e.; From a given String, we will be counting & Read More
Count and print number of repeated word occurrences in a String in Java
In this article, we will count and print number of repeated word occurrences in a String i.e.; From a given String, we will be counting & Read More
Count and print number of words and lines in a text file in Java
In this article, we will count and print number of words and lines in a text file i.e.; From text file, we will be counting & Read More
Multi-catch block in Java 1.7 version
In this article, we will discuss new feature called multi-catch block introduced in Java 1.7 version as part of Exception handling for combining different types Read More
try with resources in Java 1.7 version
In this article, we will discuss new feature called try-with-resources statement introduced in Java 1.7 version as part of Exception handling for automatic resource management Read More
Various ways to iterate over List of HashMap in Java
In this article, we will discuss different ways to iterate through List of HashMap. Already, in earlier articles, we have discussed following topics Iterating over Read More
How to construct an immutable class in Java
In this article, we will discuss how to construct or create an immutable class step-by-step This is one of the favorite interview questions for fresher and Read More
Various ways to create Object in Java – 4 ways
In this article, we will discuss various ways to create Object in Java i.e.; Various ways to create Object in Java Primarily, there are only 4 Read More
Why the execution order of Constructor and Initialization blocks is pre-defined?
In previous articles, we already discussed about Java Constructor, Initialization blocks (both static & instance) and also their execution order Read through below article to Read More
Declaration, Definition, Initialization and Instantiation, Instance of class
In this article, we will discuss some of the key terms used in programming languages. Often, we get confused with few terms in the programming Read More
Java: Switch Case statement with Strings
In this article, we will learn and demonstrate simple example based on Switch case statement with different data type like int, char and then finally Read More