# Java Programming Code Examples

## Java > Date Time Code Examples

Converting Lowercase String to Uppercase -
C program 'Converting string' from lowercase to uppercase string using loop. Internally in C language every characters are represented as an integer value known as ASCII value. Where

Get Total Number of Notes in an Amount -
C program to input amount from user & print minimum number of notes (Rs. 500, 100, 50, 20, 10, 5, 2, 1) required for the amount. Input amount from user. Store it in a variable 'amt'.

C++ language Program to Implement Trie -
Program demonstrates the implementation of Trie. Trie node base declaration. Trie node declaration. Trie class declaration. Insert trie node. Destroy trie. Trie traversal. Clustering

Perform to a 2D FFT Inplace a Complex 2D -
A fast Fourier transform (FFT) is an algorithm to computing the discrete 'Fourier transform' and its inverse. Fourier analysis converts time (or space) to frequency and vice versa; an FFT

Finding the Edge Connectivity of a Graph -
C++ Program to find edge connectivity of a graph. An edge in an undirected connected graph is a bridge if removing it disconnects the graph. For a "disconnected undirected"

Print Perfect numbers between an interval -
Declare function to print all Perfect Numbers in given range. First give meaningful name to the function. Say "printPerfect()" will print all perfect numbers in given range. Along with...

C program code to set nth bit of a number -
We use bitwise OR | operator to set any bit of a number. C Bitwise OR operator evaluate each bit of the resultant value to 1 if any of the operand corresponding bit is 1. Input the

Prime Numbers in a Range with Functions -
Declare function to find all prime numbers in given range. First give a meaningful name to our function. Say printPrimes() function will print all prime numbers in a range. Declare...