N-th Tribonacci Number
Vicky Chhetri
The Tribonacci sequence Tn is defined as follows: T0 = 0, T1 = 1, T2 = 1, and Tn+3 = Tn + Tn+1 + Tn+2 for n >= 0. Given…
java
Fibonacci Number
The Fibonacci numbers, commonly denoted F(n) form a sequence, called the Fibonacci sequence, such that each number is the sum of the two preceding ones, starting from 0 and 1.…
String
“A string is traditionally a sequence of characters, either as a literal constant or as some kind of variable.” — Wikipedia: String (computer science) Compiler Message Input (stdin) hello java…
Formatted Payments | Java
use the NumberFormat class’ getCurrencyInstance method to convert into the US, Indian, Chinese, French and many more currency formats. https://docs.oracle.com/javase/8/docs/api/java/util/Locale.html#Locale-java.lang.String-java.lang.String- public Locale(String language, String country, String variant) Construct a locale…
Date | SimpleDateFormat | JAVA
The Calendar class is an abstract class that provides methods for converting between a specific instant in time and a set of calendar fields such as YEAR, MONTH, DAY_OF_MONTH, HOUR,…
Static initialization blocks
Static initialization blocks are executed when the class is loaded, and you can initialize static variables in those blocks.
What is Unit Testing & Why Should I Bother with Unit Testing?
Vicky Chhetri
Coding With Confidence Once upon a time—maybe it was last Tuesday—there weretwo developers, Pat and Dale. They were both up againstthe same deadline, which was rapidly approaching. Pat waspumping out…
Java Socket Programming
Welcome to Java Socket programming example. Every server is a program that runs on a specific system and listens on a specific port. Sockets are bound to the port numbers…
Mini-Max Sum
Given five positive integers, find the minimum and maximum values that can be calculated by summing exactly four of the five integers. Then print the respective minimum and maximum values…
Given an array of integers, calculate the ratios of its elements that are positive, negative, and zero.
Given an array of integers, calculate the ratios of its elements that are positive, negative, and zero. Print the decimal value of each fraction on a new line with places…