Nepal Earthquake Safe Check

// Nepal Earthquake Safe Check

package javaapp;

/**
*
* @author Tej Bist
*/
public class JavaApp {

public void Safe(String positive) {
if (positive.equals("Safe")) {
System.out.println("You are Safe !!");
} else {
System.out.println("You are UnSafe !!");
}
}

public static void main(String[] args) {
new JavaApp().Safe("Safe");
}

}

Comments

Spring Boot And Angular 4 with Angular CLI Integration

I recently spent the time to setup Angular CLI front-end using IntelliJ and Maven tool. Angular 4 is the next version of Angular 2. In this article, I am going to show how to integrate Angular 4 with SpringBoot RestAPI using IntelliJ step by step. In this article, 1. I used various technologies. -> Maven -> IntelliJ -> SpringBoot -> Java 8 -> Angular 4 ->Node.js 2. Setup Node.js and NPM. Install Node.js from Download . And then check Node.js and NPM by node -v and npm -v command respectively. -> Open CMD in Windows and check Node.js and NPM: node -v and npm -v. 3. Install the Angular-CLI using the command line as: -> open cmd and type npm install -g @angular/cli -> and check Angular-CLI after installing as: ng -v 4. Setup SpringBoot App using IntelliJ as: -> create a simple spring-boot restful app and dependency for the web in pom.xml file as < dependency > < groupId > org.springframework.boot </ groupI

Introduction of Regular Expression

Regular expression is an special kind of API for finding sequence of character that specifies a pattern which can be searched for in a text and data. Usually regex or regular expression can be use to search, edit and manipulate text and data. Java Regex API provides one interface and three classes in java.regex.util package. 1. MatchResult interface A MatchResult interface represents the result of match operation. It contains query methods used to determines the results of a match against a regex. 2. Matcher class It is a regex engine that interprets the pattern and perform match operations on a character sequence. 3. Pattern class A Pattern object is an compiled representation of a regex. 4. PatternSyntaxException class A PatternSyntaxException object is an unchecked exception that indicates a syntax error in a regex pattern. Predefined Character classes Construct Description . Any character (may or may not match line terminators) \d A digit: [

String vs StringBuffer vs StringBuilder

What is the difference between String, StringBuffer and StringBuilder? String: Java String object is an immutable i.e. unmodifiable. It can be created by two ways by literal and new keyword. StringBuffer: Java StringBuffer is mutable. It can be created by using the new keyword. It is a synchronized means thread-safe. StringBuilder: Java StringBuilder is mutable. It is non-synchronized means not thread-safe.

Developer Tutorials

Search This Blog