Find first non-repeating character in a string

Find first non-repeating character in a string

Java instrumentation to call your custom code

Visitor design pattern

Step 1: Create an interface with function which accepts 2nd Interface as argument Step 1.1 Create concrete implementations of first interface Step 2: Create 2nd Interface, which creates an...

BasePage design to accommodate dynamic environments and browsers

xPath Notes

How to implement Externalizable or custom serialization in Java

Comparator.comparing and Comparator.thenComparing

Chained comparators in java

http://defectracker.com/wp-content/uploads/2020/01/ChainedComparatorsInJava.txt

Generic singleton class to instantiate objects

Maps sort based on Key values