Month: June 2022

Java Design Patterns

Introduction: Java Design Patterns, Design patterns are reusable solutions to common problems in software design. By definition, they’re not specific to Java and can be applied to any programming language. But as a Java developer, you should be familiar with the most common patterns and how to use them. In this article, we’ll discuss what

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Remote Code Injection | Server-Side Template Injection Node.js

Introduction Remote Code Injection is a type of vulnerability that consists of injecting code that is then executed by the web application. This type of atatck happens when untrusted user input is directly executed by application. These types of attacks are usually performed due to a lack of proper input or output data validation. Directly

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XXE attack in Node.js? How to prevent XXE attack in Node.js?

Introduction In this blog post, You will learn what are XML External Entities, How does it impact on user’s application, and how to prevent it. What are XML External Entities (XXE)? According to OWASP, “An XML External Entity attack is a type of attack against an application that parses XML input.” This attack happens when

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Error Handling in Node.js: Best Practices and Common Strategies

Introduction Error handling is a critical aspect of building robust and reliable Node.js applications. Effective error handling helps identify and address issues, enhances application stability, and improves the overall user experience. In this blog, we will explore best practices and common strategies for error handling in Node.js. We will discuss error types, error propagation, synchronous

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Node.js Interview Questions and Answers

Node.js is the most popular server-side JavaScript platform, used by big companies such as Netflix, LinkedIn, PayPal, and Walmart. If you’re applying for a job involving Node.js, it’s important to be prepared with a strong understanding of the basics. In this blog post, we’ll cover some common Node.js interview questions and answers that can help

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Advantages of Node.js

Introduction Node.js is an open-source, cross-platform, server-side runtime environment built on the V8 engine of Google Chrome. It uses an event-driven, non-blocking I/O model, which makes it lightweight and efficient, suitable for building fast and scalable network applications. Node.js allows developers to use JavaScript on both the front-end and back-end, enabling a seamless and efficient

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