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Wikitechy
  • Tutorials
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Browsing Category

JavaScript

14 posts
Form Handling in JavaScript
Read More
    JJavaScript

    Mastering Form Handling in JavaScript: Complete Guide to Client-Side Validation and User Input Processing

    • byManasir
    • May 29, 2026
    Form Handling in JavaScript – Forms are one of the most important parts of modern websites and web…
    javascript functions
    Read More
      JJavaScript

      Mastering JavaScript Functions: The Ultimate Guide from Basics to Advanced Concepts (2026 Edition)

      • byManasir
      • May 11, 2026
      In the world of JavaScript, functions are not just a feature—they are the foundation of how modern applications…
      Read More
        JJavaScript

        How to Find the Cube of a Number Using JavaScript (Ultimate In-Depth Guide for 2026)

        • byManasir
        • April 17, 2026
        How to Find the Cube of a Number Using JavaScript – JavaScript powers everything from simple web pages…
        Mastering GUIDs and UUIDs in JavaScript
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          JJavaScript

          Mastering GUIDs & UUIDs in JavaScript: A Complete Developer Guide for 2026

          • byManasir
          • April 14, 2026
          GUIDs & UUIDs in JavaScript – In today’s world of scalable applications, microservices, and distributed systems, generating unique…
          Read More
            JJavaScript

            JavaScript Sleep Function: How to Pause Execution Like a Pro (Complete Guide)

            • byManasir
            • April 3, 2026
            JavaScript Sleep Function – When developers transition from languages like Python or Java, one common question arises: “What…
            Read More
              JJavaScript

              Mastering DOM Manipulation in 2026: A Complete Guide to JavaScript querySelector and Modern Element Selection

              • byManasir
              • March 23, 2026
              In the ever-evolving world of frontend development, mastering DOM manipulation is a crucial skill for building interactive and…
              Email Validation in JavaScript
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                JJavaScript

                Email Validation in JavaScript: Techniques, Implementation & Best Practices

                • byManasir
                • February 19, 2026
                Email validation in javascript is one of the foundational tasks in building user-focused web applications. Whether you’re collecting…
                difference between let and var
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                  JJavaScript

                  What Is the Difference Between “let” and “var” in JavaScript?

                  • byManasir
                  • February 14, 2026
                  JavaScript has evolved significantly over the years, and one of the most important updates came with the release…
                  java vs javascript
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                    JJava

                    Java vs JavaScript: 3 Key Differences Every Developer Must Know

                    • byManasir
                    • February 4, 2026
                    Java vs JavaScript – Many beginners (and even some professionals) get confused between Java vs JavaScript just because…
                    var vs let vs const
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                      JJavaScript

                      7 Things I Wish I Knew Earlier: The Truth About var vs let vs const & JavaScript Data Types

                      • bysoundarya
                      • December 6, 2025
                      When I first started learning JavaScript, the terms var vs let vs const kept showing up everywhere. And…
                      javascript closures
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                        JJavaScript

                        Closure in JavaScript – Explained with Real-Life Examples

                        • byManasir
                        • October 24, 2025
                        I still remember the first time I stumbled upon the term “JavaScript closures.” It felt like a word…
                        array of arrays in js
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                          JJavaScript

                          JavaScript 2D Array – Two Dimensional Arrays in JS

                          • byManasir
                          • October 14, 2025
                          When I first started learning JavaScript, I could handle single arrays easily. But when my mentor introduced something…
                          Generator Function in JavaScript
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                            JJavaScript

                            Generator Function in JavaScript & next() Method in 2025 (With Real Use Cases 🚀)

                            • byEbenezer M.A.
                            • September 23, 2025
                            If you’ve ever wrestled with large datasets, streaming APIs, or complex async code, you’ve probably wished there was…
                            jjQuery

                            Check if values are exists in Array – jQuery and JavaScript

                            • byWikitechy
                            • December 21, 2020
                            If you are familiar with PHP, where you can use the in_array() function to search value in the Array, and it returns…

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