In real-time applications data storing, searching, and retrieving is the very common use case. So the way that we choose to store/search/retrieve must be very efficient.

Let's proceed with an example — We have a list of items and the task is to search for an item in this list…

In this new world of software development where everything is being distributed and going in micro mode, I mean microservices mode we all developers know the pain of doing unit/integration testing.

Certain challenges I would like to point out —

  1. Mocking the 3rd party APIs
  2. Interacting with the microservice which…

MongoDB is a cross-platform document-oriented database program. Classified as a NoSQL database program, MongoDB uses JSON-like documents with optional schemas. MongoDB is developed by MongoDB Inc. and licensed under the Server Side Public License (SSPL).


Below are the steps to follow —

Download the setup

Go to the link —

If you are creating an application with spring boot framework, then you ARE definitely aware of the spring boot banner —

Spring boot framework is very popular among microservices developers. We all are aware of the existing error messages or failure report that gets generated when there is any error/issue in starting the spring boot application. These errors can be one of the followings —


And many more…

This is the most important thing to do for anyone who is interested in learning Java thoroughly.

There are a number of reasons, some of them are below -

Best learning opportunity

You have a fixed syllabus to cover and then appear for the exam which has some criteria to meet and to…

Arvind Kumar

Passionate about technology ||

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