How to install yeoman in windows 10?

How to install yeoman in windows 10? I am installing yeoman through yarn, so ensure you have yarn first, even if you npm that’s fine and you can install using npm install yo.   Command to install/add yeoman through yarn: yarn add yo [yarn add yeoman is deprecated] Run this command to install it globally across your machine, yarn add […]

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Core Java Programming Interview Questions

Core Java Programming Interview Questions: All these below are purely java programming interview questions collected from different attendees and different companies. Walk through all the programming questions and try to figure it out before checking the answers below.   Basics:   1.What is the output ? package in.javadomain; class Basics { public static void main(String[] args) { System.out.println(“I am main […]

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Understanding & Resolving “Too many connections” Exception

Understanding & Resolving “Too many connections” Exception:   Exception: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Data source rejected establishment of connection, message from server: “Too many connections” Issue Fix: Close the open connections properly, because too many open connection error indicates too many connections are opened but not closed. Existing Code which has the issue:   In the below code, finally block still has the […]

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Java program to check whether the String is Pangram or Not

Java program to check whether the String is Pangram or Not: What is Pangram ? If a given sentence has all the alphabets then it is a valid pangram.   If the below sentence is given as input then it has to return “Pangram” The quick brown fox jumps over the lazy dog   If the below sentence is given […]

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How to improve your wordpress site speed ?

Website loading speed depends on lot of factors, but it contributes more based on the below factors, Enable gzip compression: gzip compression is nothing but reducing the original file size to make it load faster even in slower networking connections. This can be achieved using w3 total cache/super cache/gzip compression plugins/using htaccess file. After you have enabled gzip compression, you […]

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Difference between Client side scripting and Server side scripting

Difference between Client side scripting and Server side scripting Client side scripting: It runs/interprets/executes the scripts in end-users browsers. Script source code transfered to browser and run and render the output. Browser can be enabled to stop the scripting execution in their end. Slow, as it runs on end-user/client side. Source code can be viewed. Eg: Javascript, AngularJS   Server […]

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100 Things to Know in Angular 4/5

100 Things to Know in Angular 4 I started writing this post with the intention to keep important and crispy factor about angular in one place. But I am not able to write all the 100 things about angular same time, so I am publishing the post with the information I have handy now and I will make sure this […]

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10 Things to Know in Spring Boot

10 Things to Know in Spring Boot 1. Spring boot is not a brand new framework like mvc/web/rest/jpa add-ons, it’s just a additional kit from spring to reduce the development headaches with spring framework. 2. Spring boot provides single dependency entry for pom.xml configuration, <parent> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-parent</artifactId> <version>1.5.10.RELEASE</version> </parent> <dependencies> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-web</artifactId> </dependency> </dependencies> Here this downloads all the […]

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Maven Interview Questions

Maven Interview Questions: 1.What are the scopes available in maven ? compile – default provided   2.What are the different phases of Maven life cycle ? Validate compile test package verify install deploy   3.What is the difference between install and package ? mvn package just creates the package like jar/ear/war/zip in your target folder. Syntax: mvn clean package   […]

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Reflection Example for 100% Dummies

Reflection Example for 100% Dummies: I know in all the recent interviews reflection relation question are asked along with the other tough and popular core java interview questions mentioned here.   As mentioned in the title this is purely for 100% dummies who just heard only the term “Reflection”. I was also in the list of 100% dummies, after reading […]

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