This Java program reads an input text file and identifies valid email IDs using regular expressions. It forms a pattern for email IDs and checks each string in the file against this pattern. When a match occurs, the program writes the email ID to an output file. By leveraging regular expressions, developers can efficiently extract …
Find if email id exists in a .txt file using Java Read More »
The program is designed to merge three strings (“Dog”, “Cat”, and “Mouse”) into a single string, with each value separated by commas. link:https://coderspacket.com/posts/?p=6577&preview=true public class StringMerger { public static void main(String[] args) { String str1 = “Dog”; String str2 = “Cat”; String str3 = “Mouse”; String mergedString = str1 + “,” + str2 + “,” + str3; …
Java-Based Weather Forecasting: Real-Time Data Fetching using OpenWeatherMap API This project aims to develop a java application that fetches and displays real-time weather data using the OpenWeatherMap API. This will allow users to input a location and will then retrieve and display the current weather conditions. Code: import java.io.BufferedReader; import java.io.InputStreamReader; import java.net.HttpURLConnection; import java.net.URL; …
1. Fetch weather data Realtime in Java using OpenWeatherMap API Read More »