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Welcome to HCL GUVI

Hey there! Welcome to HCL GUVI—Grab Your Vernacular Imprint—where tech learning is easy, fun, and curated specially for you. Incubated by IIT Madras & IIM Ahmedabad in 2014 and now part of HCL Group, we're making quality tech education accessible to all.

Join 3M+ learners breaking barriers and upskilling for a brighter future. We're here to guide you every step of the way! 🚀

LIVE Classes

Zen Classes are HCL GUVI's most refined and flagship product—live, expert-led tech programs for beginners and pros. With IITM Pravartak affiliations, master Full-Stack, Data Science, DevOps, UI/UX, and more in multiple languages!

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Practice Platforms

Enhance your coding skills with HCL GUVI's Practice Platforms—interactive, structured, and designed to help you master programming effortlessly.

CodeKata:

A structured coding practice platform with 1500+ coding problems designed by industry experts. Ideal for beginners and professionals preparing for tech interviews with real-world coding challenges.

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WebKata:

An interactive platform to master HTML, CSS, JavaScript, and Bootstrap with a live coding environment. Perfect for hands-on web development practice without any setup.

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SQLKata:

A practice ground for mastering SQL queries used in real-world applications. Write, optimize, and refine your queries to build strong database skills.

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FixTheCode:

Hone your bug-fixing skills with real-world debugging challenges in Python, C++, JavaScript, and Golang. More languages coming soon!

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IDE:

A free online compiler supporting 20+ programming languages with auto-complete, debugging, and AI-powered code generation—all in the cloud!

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Home
Java
Building a CRUD Application

Building a CRUD Application

Building a CRUD Application

Building a CRUD Application

Create and Read Operations

Let's build a complete CRUD application for the course management system using class-based views throughout.

Update and Delete Operations

Integrating Models, Views, and Templates

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Building a CRUD Application

Contents

Building a CRUD Application

Create and Read Operations

Update and Delete Operations

Integrating Models, Views, and Templates

Django Handbook

Recommended Handbooks

C++ Handbook

Python Basics Handbook

Javascript Handbook

ReactJS Projects Handbook

Computer Networks Tutorial

Operating System Tutorial

DBMS and SQL Tutorial

Java Tutorial

C Language Tutorial

PHP Tutorial

Android Tutorial

Linux Guide Tutorial

Data Structures and Algorithms Tutorial

Computer Architecture

HTML 5 References Tutorial

Docker Tutorial

GIT (Using Github) Tutorial

Go Language Tutorial

GIT Guide

CSS Tutorial

Advanced Data Structures

Spring Framework Tutorial

Spring Boot Tutorial

Kotlin Tutorial

Apache Cordova Tutorial

Python Tutorial

SASS-SCSS Tutorial

MongoDB Tutorial

Numpy Tutorial

PL-SQL Tutorial

Python Built-in Functions Tutorial

Pandas Tutorial

Elasticsearch Tutorial

Matplotlib Tutorial

Web Scraping Tutorial

Networking with Python

Tkinter Tutorial

Java Programs Tutorial

Java Examples Tutorial

Servlet Tutorial

JSP Tutorial

Java Type Conversion Tutorial

Java 8 Tutorial

Java 9 Tutorial

Java 10 Tutorial

Java 11 Tutorial

Java Util Library Tutorial

Building a Contact Us Form in ReactJS

Building a Age Calculator App Using ReactJS

Movie Recommendation System Project Using Content-Based Filtering

Recipe Finder App using ReactJS

Sales Data Analysis Project for Beginners Using Data Science

Student Performance Analysis Project for Beginners Using Data Science

Word Counter Tool Using ReactJS

Customer Churn Prediction Project Using Classification Techniques

Basic Expense Tracker App using ReactJS

Simple Binary to Decimal Converter in React

Real-Time Unit Converter in React

House Price Prediction Using Machine Learning (XGBoost)

Weather Data Analysis and Visualization Using Python

Expandable Accordion Component using React

OTP Verification Component using React

Cricket Data Analysis Using Python

Credit Card Fraud Detection for Beginners using Data Science

Deep learning Tutorial

Software Development Life Cycle Tutorial

Stock Price Prediction for Beginners using Data Science

Apache Kafka Tutorial

Angular Handbook

Computer Programming Tutorial

Tensorflow Tutorial

Java OOPs Concepts Tutorial