DevDojo - Empowering Developers

Node.js Part 3: npm and package.json: Installing and Managing Packages

Node.js Part 3 banner: npm and package.json, installing and managing packages

Learn npm and package.json step by step: install packages, dependencies vs devDependencies, ^ and ~ version ranges, package-lock.json, npm ci and npm scripts.

November 6, 2026 by Lokendra Backend NodeJS 0

React Part 3: Components and Props: Building Reusable UI

React Part 3 banner: an App component passing props down to reusable Card components

Learn React components and props step by step: create reusable components, pass data with props, use children and defaults, and build a ProductCard.

November 6, 2026 by Lokendra Frontend ReactJS 0

DevOps CI/CD Part 3: Git for Teams: Branches, Pull Requests and Trunk-Based Development

DevOps CI/CD Part 3 banner: Git for Teams – branches, pull requests and trunk-based development, with a Git graph of feature branches merging into main

Learn Git for teams: feature branches, pull requests, merge vs squash vs rebase, merge conflicts and trunk-based development for safe, fast CI/CD.

November 4, 2026 by Lokendra DevOps 0

Agentic AI Part 3: Tool Calling for Agents: Letting an LLM Use Your Functions

Agentic AI Part 3 banner: tool calling for AI agents - the LLM requests a tool, your code runs it and returns the result

Learn tool calling for AI agents: let an LLM call your functions with JSON Schema, parallel calls and error handling. Agentic AI series Part 3 with code.

November 3, 2026 by Lokendra AI 0

Generative AI Part 7: How to Stream LLM Responses and Build a Simple Chat UI

Generative AI Part 7 banner: stream LLM responses from OpenAI or Ollama through a Node.js or FastAPI server into a browser chat UI

Learn how to stream LLM responses in Python and Node.js, read Server-Sent Events and build a simple chat UI with memory and a Stop button for Ollama or OpenAI.

November 2, 2026 by Lokendra AI 0

Generative AI Part 6: How to Run LLMs Locally with Ollama

Generative AI Part 6 banner: run LLMs locally with Ollama on localhost:11434 from the terminal, Python and Node.js

Learn to run LLMs locally with Ollama: install it, pull open models, chat in the terminal and call them from Python and Node.js. Free, private and offline.

November 1, 2026 by Lokendra AI 1

React Compiler Tutorial: Stop Writing useMemo and useCallback

React Compiler tutorial banner showing code flowing through the compiler into an automatically memoized app

React Compiler tutorial for beginners: set it up in Vite and Next.js, learn how automatic memoization replaces useMemo and useCallback, and fix common errors.

October 31, 2026 by Lokendra Frontend ReactJS 0

RAG Tutorial: Build a RAG App with Python and pgvector

RAG tutorial banner: documents flow into pgvector, then an AI model returns a grounded answer

Step-by-step RAG tutorial: build a Retrieval-Augmented Generation app with Python, PostgreSQL pgvector and OpenAI embeddings, with runnable code and fixes.

October 31, 2026 by Lokendra AI Databases Python 0

JavaScript Temporal API Tutorial: Dates and Time Zones Done Right

JavaScript Temporal API tutorial banner showing one instant as local times in India, London, New York and Tokyo

Learn the JavaScript Temporal API with runnable examples: plain dates, time zones, daylight saving, durations and moving from Date to Temporal in Node.js 26.

October 31, 2026 by Lokendra Frontend JavaScript NodeJS 0