Ankit Srivastava

Ankit Srivastava is an IT trainer, technology educator, and digital skills mentor with expertise in programming, data analytics, AI, and software development. He has successfully trained thousands of learners, with more than 10,000 student enrollments on Udemy. His practical teaching approach empowers students and professionals to build in-demand technical skills. Colorstech channel where Ankit posts video tutorials has more than 8000 Subscribers.

Downloading and Installing Ollama A Complete Guide to Running LLMs Locally and Coding with Them

Downloading and Installing Ollama: A Complete Guide to Running LLMs Locally and Coding with Them

By Ankit SrivastavaIT Trainer, AI/ML Developer, and Technology Educator Introduction: Why Ollama Matters for Modern Developers Over my years of building applications—from ERPs like our Hospital Management System to custom AI integrations for client projects—I’ve learned that having the ability to run Large Language Models (LLMs) locally can be a game-changer. Ollama is a powerful […]

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What Are Embedding Models? Explained With 5 Real Examples

I remember the first time I tried explaining embeddings to a group of marketing professionals in one of my AI training sessions, and watching their eyes glaze over the moment I started with the math. So I stopped, and instead asked them a simpler question: “If I said the words ‘king’ and ‘queen,’ would you

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Adaptive UIs and Multi-Device UX Why Mobile-First Is not Enough Anymore

Adaptive UIs and Multi-Device UX: Why “Mobile-First” Isn’t Enough Anymore

I still remember testing an early version of one of our management apps on a friend’s Samsung foldable a couple of years ago, watching the entire layout awkwardly stretch and misalign the moment the screen unfolded from phone-size to tablet-size. Nothing was technically broken — the app still functioned — but it looked like it

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On-Device & Agentic AI in Mobile Apps

On-Device & Agentic AI in Mobile Apps: How Smartphones Got Smart Without Needing the Cloud

A few years ago, if you wanted your mobile app to do anything resembling “intelligence” — recognize an image, predict what a user might want next, understand a sentence’s sentiment — you had one real option: send the data to a server, wait for a response, and hope the user’s connection held up long enough

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What Is AWS Big Data, and Why Does It Matter

What Is AWS Big Data, and Why Does It Matter? A Practical Guide From Someone Who’s Managed These Projects

Last Updated: July 2026 Somewhere around my fourth or fifth big data project — I genuinely lost exact count somewhere past a dozen — I stopped explaining “big data” to clients using the textbook definition and started explaining it through a much simpler question: “What’s currently happening in your business that you can’t actually see,

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Agentic Commerce Has Arrived Why 70% of Brand Product Pages Fail Google Universal Commerce Protocol

Agentic Commerce Has Arrived: Why 70% of Brand Product Pages Fail Google’s Universal Commerce Protocol

Agentic commerce is here. But our audit of product pages from leading brands found 70% currently don’t meet Google’s Universal Commerce Protocol for AI selling. That number should stop you for a second, whether you’re a developer building e-commerce sites, a marketer managing product feeds, or a business owner watching AI shopping tools quietly become

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Detailed Comparison of Top 10 AI Models for Coding — July 2026 Update

Hello Friends, welcome once again to another article related to coding and development, if there’s one question I’ve been asked more than any other in my training sessions over the past few months, it’s some version of “which AI model should I actually be coding with right now?” And honestly, I get why people are

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Vibe Coding a School ERP Features, Security, and User-Friendliness — Everything You Need to Know

Vibe Coding a School ERP: Features, Security, and User-Friendliness — Everything You Need to Know

A few weeks after I published my article on the Do’s and Don’ts of vibe coding, I got a message from someone who’d read it and asked a fair question: “This all sounds good in theory, but would you actually trust vibe-coded software for something as data-sensitive as a school? Student records, fee collections, attendance

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10 Dos and Donts of Vibe Coding Lessons From Real Projects

10 Do’s and Don’ts of Vibe Coding (Lessons From Real Projects)

Hello Students, Welcome to another vibe coding related article, as you know from my previous tutorials, over the past year “vibe coding” has quietly become one of the biggest shifts in how I personally build software. If you haven’t heard the term yet, vibe coding is the practice of building real, working applications by describing

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