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Welcome readers, in this tutorial, we will understand the different SQL Constraints that maintain the data integrity inside a database table. 1. Introduction SQL Constraints are the restrictions that help maintain the data integrity inside a database table. Constraints can be divided into column...
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Introduction In this article I am combining two products Lombok and Fluxtion to demonstrate how tools can reduce both the code written and time to delivery while improving the readability of the code. The use of var from java 10 improves the situation even further. Both products and var use...
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Java Code Geeks by Shubham Aggarwal - 10h ago

1. Introduction In this post, we feature a comprehensive article on Python Formatting Strings. One of the tasks we face almost every day while writing code for our world-changing apps is, formatting Strings. Although it sounds like a trivial task, it is necessary to format Strings correctly because...
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Friends don’t let friends write user auth. Tired of managing your own users? Try Okta’s API and Java SDKs today. Authenticate, manage, and secure users in any application within minutes. Authentication is vital to all but the most basic web applications. Who is making the request, wanting data, or...
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Java Code Geeks by Joel Patrick Llosa - 1d ago

Welcome to the Spring Boot Microservices Example. Microservices is popular because it allows large systems to be composed of smaller systems. Think of it like the single responsiblity principle. The smaller systems have a single responsibilty to the large system. In the monolithic approach, all the...
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The Monster, 86-Hour Guide to Today’s Most In-Demand Technologies & Breaking Into One of Today’s Fastest Growing Industries Hey fellow geeks, This week, on our JCG Deals store, we have another extreme offer. We are offering a massive 96% off on The DevOps Master Class Lifetime Bundle. Get it...
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A few weeks ago, I published an article about how we grew Product & Tech (P&T) at N26 during hypergrowth. I introduced the idea of a Target Operating Model (TOM). The first article focused on the why and what of this tool. In this article, I will share how we’ve evolved the core “building...
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JSON and XML: How Do They Compare? JSON and XML are two human-readable text formats that have emerged as rivals over the years. XML’s purpose is storing and defining documents and data through the optional use of a schema. JSON was almost the exact opposite – a serialization format with...
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This blog post explains the motivation behind removing Project Lombok from one of the projects to which I contribute. It reflects my personal opinion and is not discouraging particular technologies. About three years ago, I got to know Project Lombok, a library that spices up Java code. I liked it...
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Java Code Geeks by Vipul Kumar - 3d ago

In this post, we feature a comprehensive article on Java .class File. Have you ever wondered: What is bytecode in Java? What makes Java a platform-independent language? What is the Java .class file?Structure of Java class file. In this article, we will address all the above questions and we will...

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