Month: March 2016

How HashMap works internally in Java

How HashMap works internally in Java One of the frequently asked question for experienced Java developers is "How HashMap works internally in Java?" or "How [...]

Frequently asked Java interview questions and answers – Part I

Frequently asked Java interview questions for experience of 2 to 5 years - Part I Here we will see some of the frequently asked Java interview questions for [...]

Java REPL – What is it for java developers?

Java REPL REPL, or Read-Evaluate-Print-Loop, is a shell interface that reads each line of input, evaluates that line, and then prints the result. When you use [...]

Eclipse plugins for java developers

Eclipse plugins: Eclipse continues to be one of the most popular developer IDEs, and with plugins its capability is extended further. Little tools can be [...]

Eclipse performance tuning – Useful tips

Eclipse performance tuning: Improving the performance of eclipse is very essential for Java developers. One or the other day, the eclipse might turn very slow [...]

Eclipse Shortcut to open method implementation

Eclipse Shortcut: Eclipse shortcut keys are really useful for Java developers. In this article we will see how to set up eclipse shortcut to open method [...]

equals and hashcode in java – When to use?

equals and hashcode method: equals() and hashcode() are two important methods defined in java.lang.Object class. These methods form the base to compare [...]

Exception Handling in Java with examples

Exception Handling Exception handling allows Java applications to handle errors appropriately. Exception handling is a very important yet often neglected [...]

Comparable and Comparator interface in java

Comparable and Comparator: Comparable and Comparator both are interfaces in Java used to sort elements in collection. Difference between comparable and [...]

GSON Example – Convert Java objects to / from JSON

GSON - Java GSON (also known as Google Gson) is an open source Java library used to convert Java objects to (and from) JSON. JSON (JavaScript Object Notation) [...]