Install and setup Java on Windows and Mac OS
If we want to write java programme or use any Java based application, we need to install and setup JDK.…
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Do Java String has Reverse method, if not how to achieve?
Java.lang.String do not have any inbuilt method as Reverse() to reverse a String, rather we can use Java.lang.StringBuffer which has…
How to setup environmental variables or PATH in Windows & Mac OS
To get direct access to software exes or runner files on the command prompt or terminal, we set environmental variables…
Different ways to fetch the map values in java
In this post, we will see how to declare and use map, and also fetch the data from map. Data…
Java logs to console or file – log4j2 or logback with slf4j
In this post, we will look into the Logback library and how we can utilise to log messages to console…
Usage & benefits of “super” keyword in Java
super keyword super keyword is used to call parent class methods, variables in child class for ease of use, also…
Debug selenium java tests in eclipse
There are situation when you don’t get exact result after running your test or getting some unknown error or exception…
Loop a List in Java using iterator or for loop
In this post, we will see different ways to loop List in java like using iterator and for loop. Using…
Java OOPS – Part 4 – Polymorphism – method overriding & overloading
Polymorphism – Polymorphism means – one in many forms Creating multiple methods / functions with the same name but performing…