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Node.js / May 20, 2023 / sumitsuthar94 / 0
DynamoDB is a NoSQL database provided by Amazon Web Services (AWS) that doesn’t use SQL for querying data. As a NoSQL database, DynamoDB is designed to handle structured data with flexible schemas and doesn’t support traditional SQL injection vulnerabilities. However, it’s important to note that NoSQL databases like DynamoDB can still be vulnerable to injection
Node.js / May 20, 2023 / sumitsuthar94 / 0
To get the toString() method to print object details in Node.js, you can override the default implementation of the toString() method for your custom objects. Here’s an example of how you can achieve this: In the above example, we define a Person class with name and age properties. We override the toString() method of the
Node.js / May 20, 2023 / sumitsuthar94 / 0
Introduction Error middleware in Node.js is a special type of middleware that is designed to handle errors that occur during the processing of a request. It is an essential component of building robust and error-tolerant applications. When an error occurs during the execution of a middleware function or a route handler, instead of terminating the
Node.js / May 20, 2023 / sumitsuthar94 / 0
Introduction Building a REST API is a common requirement for modern web applications. In this blog, we will explore how to create a REST API using Node.js. We’ll cover the basics of REST, design principles, and step-by-step implementation using popular Node.js frameworks. By the end of this guide, you’ll have a solid understanding of building
Node.js / April 30, 2023 / sumitsuthar94 / 0
Introduction Testing and debugging are essential steps in the development process of any software application, including Node.js applications. Proper testing ensures that the code is functional and behaves as expected, while debugging helps to identify and fix any issues that may arise during the development process. In this article, we will discuss some best practices
Node.js / April 28, 2023 / sumitsuthar94 / 0
Introduction Creating a video streaming server in Node.js can seem like a daunting task, but with the right tools and techniques, it is actually quite straightforward. In this blog, we will walk you through the steps for creating a basic video streaming server in Node.js. Step 1: Install Required Dependencies The first step is to
Java / February 24, 2023 / sumitsuthar94 / 0
When it comes to applying for a job in software development, having a good understanding of the String class can be essential for getting hired. Interviewers will often ask you specific questions about the Java String class in order to test your knowledge and ability to solve problems. In this blog article, we will discuss
Cyber Security / January 13, 2023 / sumitsuthar94 / 0
Becoming an Ethical Hacker, also known as a white hat hacker or penetration tester, involves acquiring the necessary skills, knowledge, and mindset to identify and mitigate security vulnerabilities in systems with the goal of improving their overall security. Here are steps you can take to embark on an ethical hacking journey: Remember, ethical hacking is
C++, Java, Node.js / January 10, 2023 / sumitsuthar94 / 0
Introduction: WebSockets is a communication protocol that provides a persistent, bidirectional, full-duplex connection between a client and a server over a single TCP connection. It allows for real-time, interactive communication between the client and the server, enabling data to be transmitted in both directions simultaneously. Unlike traditional HTTP requests, which follow a request-response model, WebSockets
Node.js / December 20, 2022 / sumitsuthar94 / 0
Introduction To handle file uploads in an Express.js application, you can use the multer middleware. multer provides an easy way to handle multipart/form-data and process file uploads. Here’s an example of how to handle file uploads using multer in Express: In this example, the upload.single('file') middleware is used to handle a single file upload. The
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