Author: Bhushan
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JUnit: Assert Exceptions
When writing JUnit, at times you would want to check methods for exceptions. Here’s how you do it. In below method, we divide 2 numbers and throw error if second argument of method is zero. public static double div(double x, double y) { if(y == 0) { throw new ArithmeticException(“divide by zero”); } return (double)(x/y);…
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Basic JUnit 5
I have tried learning from various tutorials for JUnit and all tutorials went into unnecessary aspects of JUnit which are useful but not for someone who is looking to grab JUnit understanding quickly and knows Java. So I am writing this tutorial for someone who is looking to grab JUnit concepts and knows Java. Let’s…
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A Comprehensive Guide to Kubernetes: Orchestrating Containerized Applications
Introduction: Kubernetes has revolutionized the world of container orchestration, offering a powerful platform for deploying, scaling, and managing containerized applications. As organizations increasingly adopt microservices architecture and containerization, understanding Kubernetes becomes essential. In this comprehensive guide, we will delve into the world of Kubernetes, exploring its architecture, core components, key concepts, and benefits, empowering you…
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A Comprehensive Guide to Kubernetes Command-Line Options
Introduction: Kubernetes, the popular container orchestration platform, provides a rich set of command-line options to interact with the cluster and manage containerized applications. In this command-driven article, we will explore a wide range of Kubernetes command-line options, covering various aspects of cluster management, application deployment, scaling, monitoring, and more. Whether you are a beginner or…
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Harnessing the Power of TensorFlow: A Comprehensive Guide
In this post, we try to list power of tensorflow
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Essential Design Patterns for Microservices: Ensuring Scalability and Maintainability
Introduction: In the realm of microservices architecture, design patterns are pivotal in guaranteeing the effectiveness and maintainability of the overall system. By implementing these patterns, businesses can achieve scalability, fault tolerance, and flexibility in their distributed environments. In this article, we will explore some of the most essential design patterns used in microservices architecture. Understanding…
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Building a Robust Backend with Java Spring Boot and MongoDB
Introduction: Java Spring Boot and MongoDB are two powerful technologies that, when combined, provide a solid foundation for developing scalable and high-performance backend applications. In this article, we will explore the idealistic way of connecting Java Spring Boot with MongoDB, showcasing how these technologies work together seamlessly to deliver a robust and efficient backend solution.…
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Mastering PostgreSQL: A Comprehensive Guide to Essential Database Commands
1. Connecting to the Database 2. Creating and Managing Databases 3. Interacting with Tables CREATE TABLE <table_name> ( column1 datatype constraint, column2 datatype constraint, … ); INSERT INTO <table_name> (column1, column2, …) VALUES (value1, value2, …); SELECT * FROM <table_name>; SELECT * FROM <table_name> WHERE condition; 4. Modifying Data DELETE FROM <table_name> WHERE condition; 5.…
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Understanding Databases: Exploring SQL, NoSQL, and Other Database Types
Introduction: Databases are fundamental components of modern software systems, providing a structured way to store, manage, and retrieve data. Two primary categories of databases are SQL (relational) databases and NoSQL (non-relational) databases. In this article, we will delve into the differences between SQL and NoSQL databases, along with an overview of other types of databases,…