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PROGRAMMING Articles

Reverse a string using recursion in Java

Java program to reverse a string using recursion method. This is one of the frequently asked question for Java and C programming interviews

Threads in Java : Create, start and run with examples

Two different ways of creating threads in Java - Subclass method and Runnable Interface method with examples

Read and write to files with buffered streams in Java

Reading and writing files in Java using buffered stream classes BufferedInputStream, BufferedOutputStream, BufferedReader and BufferedWriter.

How to send email using Javamail with Exchange

How to send emails from a Java program using Javamail API. The sample article demonstrates how to make an authenticated SMTP connection with TLS.

Python program to recursively list files and directories

Python program to recursively list directories, subdirectories and files in a directory tree

How to read and write Excel files in Java

Here is a Java program that demonstrates how to read and write Excel files using the Apache POI HSSF library

C program to write a string to text file

This is a simple C program to write a string to a text file

C program to convert hexadecimal to decimal

This is a C program to convert a hexadecimal number to its decimal equivalent. Base-16 to Base-10 conversion.

C program to convert decimal to hexadecimal

This is a C program to convert a decimal number to its hexadecimal equivalent. Base-10 to Base-16 conversion.

C program to count lines, words and characters in a file

This is a C program to count the number of lines, words and characters in a file