Tech Blogs - Tutorials Dojo

Building an Amazon Nova AI Chatbot Using Bedrock
If you ever want to build your own AI chatbot on Amazon, this guide will show you how. You’ll create a working, serverless chatbot powered by Amazon Bedrock Nova, one of the easiest ways to try foundation models on Amazon. The setup is simple, fully managed, and does not [...]
Crowd Detection: How AI Predicts Busy Areas
You might use Google Maps in your daily commute, but have you ever wondered how it provides real-time traffic data? Or how it highlights the busiest areas and even the popular times for a business? To achieve this, Google powers these features with large-scale analysis and crowdsourcing from our [...]
Terraform vs AWS CloudFormation: Which Is Better for Building Serverless Applications?
Serverless applications feel effortless — until you try to scale. You might start with a single AWS Lambda function. Soon, you add API Gateway endpoints, DynamoDB tables, S3 triggers, SNS notifications, and maybe Step Functions to orchestrate your workflow. Before long, your AWS console looks like a maze, and [...]
Microsoft Unveils the NEW Agentic AI Business Solutions Architect Certification (AB-100 beta)
As artificial intelligence (AI) continues to reshape industries rapidly, the demand for professionals who can design, implement, and manage autonomous AI systems that deliver real business value is skyrocketing. In response to this evolving landscape, Microsoft has introduced a groundbreaking new certification: Microsoft Certified: Agentic AI Business Solutions Architect [...]
Data Preprocessing Guide for Beginners in ML
Before machine learning (ML) models can generate predictions or insights, the raw data must first be cleaned, organized, and transformed into a suitable format for the model. This process is known as data preprocessing. It is the foundation of every successful ML project. It ensures that the model learns [...]
AWS Certified Generative AI Developer Professional Study Path
AWS has just unveiled the newest AWS Certified Generative AI Developer – Professional certification. This important credential is for developers and AI professionals who want to advance their careers by building, deploying, and improving high-quality generative AI applications on AWS. This certification confirms your skills in using foundation models [...]
Don’t Struggle with Kaggle: Build your First Data Science Project!
Are you a beginner wanting to start your very first data science or machine learning project, but don’t have the right hardware or enough storage capacity? Well, Kaggle is the perfect platform to start your journey! What is Kaggle? Kaggle is a powerful web-based platform that provides opportunities for [...]
Tech Burnout: Is It Really Inevitable?
What if the dream job, the one you've always been dreaming of and manifesting ever since, is quietly draining the life out of you? This exhaustion is a known feeling in the tech industry, where the relentless pressure forces professionals and students to push until they hit a wall. [...]
Rise of Microservices in Modern Apps: From One Block to Many
Have you ever thought about the pain of fixing just one small piece of a massive software system without accidentally breaking everything else? Honestly, most of the time, that is almost impossible. That challenge led to the rise of microservices in modern apps. It marked a shift from old monolithic [...]
High-Performing ≠ Massive: The Rise and Progression of Small Language Models (SLMs)
Have you ever needed to find a new charger for your device, only to discover that its voltage wasn’t compatible, causing it not to work or even risking damage? Without checking the actual needs of your device, you’ve probably thought that you could go with what the seller recommends [...]

Enhanced Data Processing and Retrieval with Amazon Bedrock’s New Capabilities

Data is at the heart of modern innovation, and the ability to process, analyze, and extract insights from diverse data types is more important than ever. Amazon Bedrock introduces a suite of advanced capabilities designed to simplify data management and enhance AI-driven applications. By automating workflows, integrating multimodal data, and bridging structured and unstructured data, Amazon Bedrock empowers businesses to turn raw information into actionable intelligence, driving efficiency and scalability across industries. Key Features [...]

Troubleshooting AWS Lambda and Amazon DynamoDB Connection Issues

Many consider Amazon DynamoDB to be one of the most effective solutions for handling vast amounts of data in the AWS Cloud. Its serverless architecture and highly scalable design ensure reliable performance, making it suitable for applications that demand fast, consistent, and low-latency access to data. DynamoDB's ability to handle large datasets while having steady integration with other AWS services further makes it appropriate for data-driven features. Its serverless design and usability help AWS [...]

Automating File Uploads from Slack to Amazon S3: Harnessing AWS Lambda and Slack API

Efficient management and storage of files is vital for any team’s productivity. Automating the process of uploading files from Slack directly to Amazon S3 using AWS Lambda provides a streamlined and secure method for file storage. This integration guarantees that files shared on Slack are systematically stored in a scalable manner, ensuring they are easily accessible for future reference. Leveraging AWS Lambda and the Slack API, this solution minimizes the risk of data loss [...]

Unlocking the Secrets of DNA: Analyzing Genomic Data with AWS

Your DNA has the blueprint for your life. Much like everybody else, as it determines everything from our physical characteristics to our susceptibility to diseases. However, there is the challenge of decoding this complexity efficiently and accurately. With AWS HealthOmics—an AWS service for storing, querying, analyzing, and generating insights from genomics and other biological data. AWS HealthOmics helps scientists and researchers to unlock the mysteries of DNA at scale with its efficiency. Is this [...]

Understanding Resource Groups in Azure

Have you ever wondered how to manage and organize resources in the cloud effectively? With over 95% of companies using Microsoft Azure, mastering Resource Groups is crucial for efficient cloud management. Azure Resource Groups are the cornerstone of managing and organizing resources in Microsoft Azure. Whether you're new to Azure or looking to optimize your existing infrastructure, understanding Resource Groups is essential. This article will walk you through the fundamentals of Resource Groups and [...]

Cost Notifier: Keep Track of Your Google Cloud Platform Expenses

Have you ever had that moment when you realize your cloud costs have unexpectedly increased? Keeping track of your Google Cloud Platform (GCP) expenses usually requires manual effort, as you need to visit the console regularly. But what if you could receive daily updates on your costs automatically? Enter Slack notifications! Imagine receiving a daily report about your GCP billing directly in your favorite messaging app. It’s like having a personal assistant to help [...]

AWS Reserved Instance Management Made Easy with Slack Alerts

In today's fast-changing world of cloud computing, it's crucial to manage AWS resources efficiently. One important task is keeping track of Reserved Instances (RIs) to save costs and use resources wisely. This guide will show you how to set up a simple system that sends AWS Reserved Instance alerts to Slack, helping you stay on top. Reserved Instances (RIs) can save you a lot of money compared to On-Demand pricing in AWS. But if [...]

Build a Web-Based Linux Terminal Playground

In this blog, I will guide you through creating a Simple Web-Based Linux Terminal Playground that enables running Linux commands directly in the browser. We will use technologies such as Podman for containerization, React for the UI, and Express and node-pty for the backend. WebSockets will handle real-time communication between the frontend and backend, creating a seamless, secure, and interactive environment to learn and execute Linux commands. Each connection will be isolated and ephemeral [...]

AZ-400 Microsoft DevOps Engineer Expert Exam Study Path

Bookmarks Prerequisites Study Materials Azure Services to Focus On Validate Your Knowledge Final Remarks The AZ-400 Microsoft DevOps Engineer Expert certification is designed for professionals who want to demonstrate their expertise in implementing DevOps practices using Microsoft Azure technologies. This certification validates your ability to design, implement, and manage DevOps processes, including version control, build and release management, testing, and infrastructure as code. It optimizes development [...]

Understanding AWS Responsible AI: Key Concepts and Dimensions

As AI becomes a bigger part of our lives, it’s important to make sure it’s used responsibly. Responsible AI means building and using AI systems in ways that are ethical, fair, and accountable. AWS provides a range of tools to help organizations build AI systems that follow these principles. In this blog, we’ll look at what responsible AI is, the key dimensions of responsible AI on AWS, and the tools available to support these practices. [...]