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Python Pandas Tutorial

1. What is Pandas in Python? Pandas is an open-source library in Python, created data analysis in Python. Wes McKinney created the first version in 2008. It is built on top of the Numpy library, and it provides several utilities to clean, analyze and manipulate datasets in Python. 2. How to Install it? The pre-requisites for installing Pandas is that ...

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Java 16 New Features Tutorial

1. Introduction Java 16 has a list of new features. In this tutorial, I will demonstrate the following new features: Java language – add a new java.lang.record type and the instanceof the method supports pattern matching.Java API – Stream API adds toList() and mapMulti() methods. 2. Technologies Used The example code in this article was built and run using: Java ...

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Swagger API Testing Tutorial

In this tutorial we will explain Swagger API Testing. 1. Introduction The OpenAPI specification defines the standard of describing HTTP API for any project. This is programming-language agnostic. This helps humans and computers to know about the System/API without the need to look into the code. If the specification is properly implemented it helps a consumer to understand the interaction with the ...

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Apache Solr Multilingual Search: Field-per-language Example

This is an article related to the Apache Solr Multilingual Search: Field-per-language. 1. Introduction Apache Solr is an open-source software java search engine. It is scalable and can process a high volume of data. It is used to index the content and search a huge amount of content. 2. Apache Solr Multilingual Search 2.1 Prerequisites Java 7 or 8 is ...

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How to Download and Install Java 15

This article shows how to download and install Java 15, a non-LTS version for a Windows system. 1. Introduction Java’s first version released in 1996. Java is now the most popular object-oriented programming language. The most recent version of java is 16, with Java 17 in the works. In this article, we download and install Java 15, which is a ...

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Java 8 vs Java 12

In this article, we will see a comparison of the Java 8 vs Java 12. 1. What is Java? Java is a programming language first released by Sun Microsystems in 1995. There are lots of applications and websites that will not work unless you have Java installed, and more are created every day. Java is fast, secure, and reliable. From ...

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Java 8 vs Java 9

In this article, we’re going to present Java 8 vs Java 9. 1. Introduction Java is an object-oriented programming language and first released in 1995. Java 8 is the first long-term-support (LTS) version and released in 2014. The current LTS version is 11. Java 9 is released in 2017. According to this article, Java 8 is the most popular version. ...

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Apache Kafka Integration With Spark

1. Introduction This is an in-depth article related to Apache Kafka and Spark Integration. Apache Kafka is an Apache open-source project. It was initially created on Linkedin. Kafka framework was created in java and scala. It supports publish-subscribe messaging and is fault-tolerant. It is scalable and performs for high-volume messaging. Zookeeper is the basic component that manages the Apache Kafka ...

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Java 8 vs Java 10

In this article, we’re going to present Java 8 vs Java 10. Specifically, we are going to compare features and tools introduced in both versions. 1. Introduction Java is a programming language, object-oriented based, first introduced in 1995 by James Gosling at Sun Microsystems. In January 2010, Oracle Corporation acquired Sun Microsystems and since then they maintain and evolve the ...

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React Spring Tutorial

1. Introduction In this is tutorial, we will see how to combine a web-based Spring application and a React front-end to work with together. We will build a full stack web application to understand this process. 2. What is React-Spring? Spring is an MVC framework used to develop web applications, and it is one of the most popular development frameworks ...

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