ZRTECH SOLUTIONS

How to create HTML Tables?

How to create HTML Tables?

HTML tables allow web developers to arrange data into rows and columns. A table in HTML consists of table cells inside rows and columns. Example A simple HTML table: Table Cells Each table cell is defined by a <td> and a </td> tag. td stands for table data. Everything between <td> and </td> are the content of the table cell. Complete Solution

Apple iPhone 16, iPhone 16 Pro Release Date Proposed In New Report

Apple iPhone 16, iPhone 16 Pro Release Date Proposed In New Report

Updated August 10 with new information about Foxconn and production of this year’s iPhones. The new iPhone 16 lineup, including the iPhone 16, iPhone 16 Plus, iPhone 16 Pro, and iPhone 16 Pro Max, is expected to be unveiled in about a month. But when exactly will this happen? My detailed predictions cover the sale […]

How to Force Refresh a Page in Next.js: A Professional Guide

How to Force Refresh a Page in Next.js: A Professional Guide

To force a page refresh in Next.js, you can use either the router.reload() method or the useRouter() hook. Using the router.reload() method The router.reload() method reloads the current page from the server, discarding the current content and loading the latest content. To reload the page, you simply need to call the router.reload() method. Here is an example of how to force a page refresh using […]

Understanding the Different Types of Functions in JavaScript: A Comprehensive Guide

Understanding the Different Types of Functions in JavaScript: A Comprehensive Guide

JavaScript, a versatile and powerful programming language, offers a wide range of functions to developers. Understanding these different types of functions is crucial for writing efficient, maintainable, and scalable code. In this article, we’ll explore the various types of functions in JavaScript, their syntax, use cases, and best practices. Whether you’re a beginner or an […]

Building a Custom Image Upload and Preview Component in React with TypeScript

Building a Custom Image Upload and Preview Component in React with TypeScript

To implement a custom image upload and preview feature in a React component using TypeScript, you can follow these steps: Step 1: Set Up the Component First, create a state to handle the selected file and its preview URL. Step 2: Styling the Component You can add styles for the custom upload button and preview […]

JavaScript interview questions 2024 (with Answers)

JavaScript interview questions 2024 (with Answers)

Here are the answers to the JavaScript interview questions: 1. Basic Concepts 2. Functions and Scope 3. Objects and Prototypes 4. Asynchronous JavaScript 5. Error Handling 6. JavaScript in the Browser : Stores data with no expiration time. The data persists even after the browser is closed and reopened.– sessionStorage: Stores data for the duration […]

Update the S3 Object’s Metadata

Update the S3 Object’s Metadata

When an AWS S3 video link prompts a download instead of playing directly in the browser, it’s usually due to the Content-Disposition header being set to attachment rather than inline. The Content-Disposition header tells the browser how to handle the file. If it’s set to attachment, the file will be downloaded, whereas inline will attempt […]

Understanding Sessions in Web Development

Understanding Sessions in Web Development

Understanding Sessions in Web Development Sessions play a crucial role in web development, enabling server-side storage of user-specific information across multiple requests. In this blog post, we’ll explore what sessions are, how they work, their components, security considerations, and practical implementation using Node.js and Express. What is a Session? A session refers to the period […]

Streaming in NestJs

Streaming in NestJs

Streaming in Node.js: Efficient Handling of Data Flows Streaming is a powerful concept in Node.js that allows you to efficiently handle large volumes of data by processing it in smaller, manageable chunks. In this blog post, we’ll explore what streaming is, how it works in Node.js, different types of streams, practical examples, and best practices […]

Understanding Event Emitters in Node.js

Understanding Event Emitters in Node.js

Understanding Event Emitters in Node.js Event emitters are a fundamental part of Node.js’s event-driven architecture, facilitating communication between different parts of an application. In this blog post, we’ll explore what event emitters are, how they work, how to create custom event emitters, and practical examples of using event emitters in Node.js applications. What is an […]