javascript Archives - Page 2 of 2

JavaScript Arrays

In Day 6 of the JavaScript and Node.js series, the focus shifts to JavaScript arrays, which are dynamic structures storing various data types. The guide covers array creation, methods for accessing, modifying, and iterating elements, and essential concepts like multidimensional arrays and array destructuring. Real-world application examples illustrate practical usage.

Sanduni Pavithra October 11, 2024coding, javascript, programming, python, web-development

JavaScript Technology

Functions in JavaScript

In Day 5 of the 30-day JavaScript and Node.js series, the focus is on JavaScript functions, which are essential building blocks for applications. Key topics include function types (declaration, expression, arrow), scope, closure, higher-order functions, callbacks, recursion, and object-oriented programming. Understanding these concepts is vital for writing efficient code.

Sanduni Pavithra October 10, 2024coding, html, javascript, programming, web-development

JavaScript Technology

Control Flow in JavaScript

Control flow in JavaScript dictates the execution order of statements, enabling conditional or repetitive code execution. Key elements include if statements, else clauses, switch statements, and loops (for, while, do...while). Mastering these structures enhances code flexibility and dynamism, crucial for developing efficient JavaScript applications. Understanding control flow is fundamental for effective programming.

Sanduni Pavithra October 9, 2024coding, java, javascript, programming, python

JavaScript Technology

Introduction to JavaScript: What You Need to Know

JavaScript is a crucial programming language for web development, enabling dynamic and interactive webpages. This article initiates a 30-day learning journey into JavaScript and Node.js, covering its fundamentals, history, and relevance. It highlights JavaScript's versatility across frontend and backend development, its integration with frameworks, and essential features, laying the groundwork for deeper exploration.

Sanduni Pavithra October 6, 2024coding, javascript, programming, web-development

Technology

How to Check if a Variable is an Array in JavaScript

Understanding data types is crucial in JavaScript programming, especially when working with collections of values.Arrays are one of the fundamental data structures in JavaScript, providing a way to store multiple values in…

Sanduni Pavithra September 14, 2024coding, dailyprompt, dailyprompt-2061, javascript, js, programming, web-development

Education Technology

Guide to Node js CICD Deployment Using Docker on GCP

Learn how to deploy a Node.js app on Google Cloud Platform using Bitbucket CI/CD and Docker. This guide walks you through setting up GCP, creating Docker images, and deploying to Cloud Run with autoscaling, ensuring a reliable and scalable application

madhuwanthapriyashan12 September 11, 2024cloud, devops, docker, GCP, javascript, kubernetes, programming

Technology

Extracting Property Names from DTOs with TypeScript: A How-To Guide

This blog post explains a method for extracting property names from Data Transfer Objects (DTOs) and converting them into arrays by using TypeScript decorators. DTOs are used to transfer data between application layers. By applying the CollectKeys decorator to each property, property names are collected in a static array, allowing for dynamic retrieval and manipulation.

Sanduni Pavithra July 17, 2024java, javascript, programming, python, typescript

Education Technology

Understanding Floating Point Precision in JavaScript: Avoiding Unexpected Results

Floating-point precision refers to how computers represent and perform calculations on real numbers using a format that approximates them within a specific range and precision. This is particularly relevant in languages like JavaScript, which adhere to the IEEE 754 standard for floating-point representation.

Sanduni Pavithra May 31, 2024ai, javascript, programming, python

A diagram illustrating core RxJS concepts. Observables are represented as circles emitting data streams, connected to Observers (squares) through Subscriptions (arrows). Operators (diamonds) transform the data flow.

Education Technology Uncategorized

RxJS Fundamentals

RxJS is a powerful library enabling reactive programming, offering benefits like simplified asynchronous handling and improved responsiveness. Its core concepts include Observables, which emit continuous data streams, and Operators, which manipulate these streams. Stay tuned for a deeper dive into practical examples and real-world use cases.

madhuwanthapriyashan12 February 16, 2024coding, javascript, nodejs, programming, reactive-programming, rxjs

Education Technology

Multi-Stage Dockerfile for Node.js

Discover the power of Multi-Stage Dockerfiles for Node.js applications. Learn how to optimize your development workflow with efficient Dockerfile structures, reduce image size, enhance security, and accelerate build times. Dive into the stages of multi-stage Docker builds, explore best practices, and unlock the potential of containerization for Node.js projects. Elevate your deployment strategies and streamline your development process today. Read more about Multi-Stage Dockerfile for Node.js now!

madhuwanthapriyashan12 February 3, 2024docker, javascript, node-js, web-development