With the introduction of the new 3.x drivers mongodb team introduced new methods for good reasons. This includes db authentication too. If you are writing a new application it is always better to use the latest apis. Also, it is always good to upgrade for the latest api for the sake of maintainability. Lot's of articles explain how to connect to mongo db with java driver with deprecared methods

As a developer you might want to work with different development environments. As an example, I had to work with Java 1.4, 1.5, 1.7 and 1.8 :D . When JDK changes all other stuff such as maven will also have to change. One thing you can do is have everything in you bashrc or bash_profile and comment and uncomment the required environment variables. Believe me, I did that for a long time. du

Below are the steps to follow. I found these steps from a forum (which I cannot find the link now) and they have missed one important thing. So, this is how I got my huawei dongle working in Ubuntu 16.04 Create a mobile broadband connection first. You can do it by Edit Connections option. In the terminal type lsusb having the dongle plugged in. Below is what I got Note the line "Bus 0

What is Cron ? Cron is a unix based job scheduler tool.  Can be configured to execute tasks at a specified time. We can use our java programs to make use of the Cron tool by configuring cron expressions.  Here we focus on writing cron expressions which is compatible with the Spring's CronTrigger.  Configuring these cron expressions with Spring is coming soon !!! Cr

Prism is a really cool, simple and lightweight syntax highlighter. Prism supports bunch of languages and 6 different themes by today. First, see how prism looks. public class Main { public static void main(String[] args) { System.out.println("This is how prism looks"); } } Download Prism JS Hop into prismjs official website to download the required stuff Go to D

There are couple of other ways to copy resources. but I find this is the easiest method. maven-resources-plugin <plugin> <artifactId>maven-resources-plugin</artifactId> <version>2.5</version> <executions> <execution> <id>copy-libs</id> <phase>process-resources</phase> <goals> <

I had developed a simple json api. There I used java as the programming language jersy for REST implementation Apache Tomcat 7 for container Apache2 to redirect requests to Tomcat 7 When I do a curl as "curl http://my-domain/my-app/url" it worked fine and produced me desired results. Then I developed the front-end of the app and hosted it in a separate server. Now, my api and th

While I was developing a Web Client module I got this error. This happens because of a dependency issue. I had used the dependency <dependency>             <groupId>org.apache.cxf</groupId>             <artifactId>cxf-rt-frontend-simple</artifactId>             <vers

I was developing some web apps with REST calls using Amazon Web Services. I did the initial stuff, such as registering and creating instances. But then , I was lost. I had some war files to deploy, so I installed Tomcat 7 and JDK to my host. Started the tomcat and called the url with the public ip that AWS gave me with the port 8080 in the browser (That's what we locally do right ? ;) ) . S