Microservice Registration and Discovery with Eureka and FeignClient

netflix-eureka

In this post, I will try to guide you on how to develop with Spring’s wrapping of Netflix’s Eureka. Eureka is a REST (Representational State Transfer) based service that is primarily used in the AWS cloud for locating services for the purpose of

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Java Spring Framework vs. Spring MVC vs. Spring Boot

spring-spring-mvc-spring-boot

New to Java world? Confused about what is what? What is Spring? What is Spring MVC? What is Spring Boot? Let me “briefly” explain the differences and what they are used for. What is Java Spring Framework? Spring Framework is

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Removing last character using javascript – substring, substr, slice methods

javascript-slice-substr-substring

In this post, I would like to present you with 3 different 1-line scripts that are used a lot. These snippets are used to remove the last character from a string. When may you need this? You may be building

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Indexing, Retrieving, Deleting Documents in Elastic Search (Using Kibana)

elastic-search-kibana

Indexing, Retrieving, Deleting Documents in Elastic Search (Using Kibana) Elasticsearch (ELK Stack) – Part 1 I have been playing around with ELK (Elasticsearch, Logstash, Kibana – Elastic Stack) and I though I would paste some of my notes here. The

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Python – Difference Between “is” and “==” (double equals)

Python - Difference Between is and double equals

This may be a point where a lot of you may get confused. I see some people using them in if conditions without actually knowing what they do. Let me try to explain the concept with a couple of lines of

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What is a Java Bean? Is it Just Any Java Class?

javabeans

What is a Java Bean? Is it just any java class? The answer is no! Many people think when they say “Java Bean” they are talking about just any java class, but this is not the case. A Bean is

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Difference between a Framework and a Library

difference-library-framework

Recently, I heard 2 of my friends talking about the difference between a framework and a library, and I thought some may need a clear explanation to see the difference. Check out the simple diagram below. Library A library is essentially

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Django – Difference Between Filter and Get

django-difference-filter-get

For the new comers Django’s Get and Filter functions may be consuming when it comes to decide which one to use. The primary difference between the two is Get will return exactly one object while Filter will return a query

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How to check if Insert query succeeded in PHP

check-database-query-success-php

Here is another post to help out PHP beginners. So you created your connection object, wrote your query, created a statement object, bound your variables to protect yourself against injection attacks etc. Now you execute your query and wanna see if

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How to detect which button was clicked and which button submits form data in PHP

detect-which-button-clicked-php

This is will a PHP basics posts. I see this question is asked a lot by the beginners so here it goes. Let’s see how you can detect which button was clicked in a PHP form. Detecting Which Button was

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