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 [...]

Migrating from Universal Analytics to Google Analytics 4

You can observe how users interact with your websites and online products using Google Analytics, which tracks users across all your websites and apps. The data collected contains the web pages your customers access and their activities, which include taps, scrolls, purchases, and other consumer actions. Google Analytics 4 (GA4) has replaced the old Universal Analytics as of June 2023. This transition means that post-June 2023, you'll be using GA4 by default. Hence, it's [...]

Setting Up Redirects on Amazon S3 for a Custom Domain Registered with Amazon Route 53

This article will guide you on creating redirects on Amazon S3 for a website with a custom domain registered with Amazon Route 53. The following services will be used: Amazon Route 53 for domain registration and routing internet traffic, Amazon S3 for bucket creation, uploading a redirection script, configuring permissions for public access, and configuring the buckets for website hosting. In this example, we will redirect a custom domain registered with Amazon Route 53 [...]

Mastering AWS CDK Part 1: Using Built-In Constructs for Serverless APIs

In the realm of Infrastructure as Code (IaC) within AWS, CloudFormation stands out as the foundational service. Many other IaC solutions, whether it's the Serverless Framework, AWS SAM, or even Terraform, ultimately get translated into CloudFormation. Additionally, the AWS Cloud Development Kit (CDK) has emerged as a distinct player in this space. What sets AWS CDK apart is its embrace of familiar programming languages. Instead of relying on YAML or proprietary syntax, with AWS [...]

Cloud Native: The Future of Application Development

If you could do a quick search on the definition of cloud native, chances are you would be confused by the amount of different sources with varying definitions. The term "cloud native" has become a buzzword within the tech industry, symbolizing a paradigm shift in how software applications are designed, developed, and deployed. But what exactly does cloud native mean? The varying definitions of cloud native may be primarily because of its evolving definition [...]

Creating a Slack Notification for Redis Errors with Lambda Function and CloudWatch Logs Integration

As more companies turn to cloud solutions, monitoring and notification systems for errors are becoming increasingly crucial. Redis, an open-source, fast, in-memory key-value data store, is now a widely used solution for databases, cache, message brokers, and queues. However, like any software, Redis may experience errors that require immediate attention. This article will guide you through setting up an automated Slack Notification using Lambda Function and CloudWatch Logs Integration to receive real-time alerts when [...]

Introduction to Kubernetes

Containerization has set the gold standard for deploying applications on both on-premises and cloud environments. As microservices architecture becomes more popular, people increasingly embrace containerization because it naturally fits this architectural approach. Containerization brings many advantages: It guarantees portability. This technology's inherent isolation lets developers deploy their application code on various environments and operating systems without worrying about compatibility. It boosts scalability. Developers can deploy containers quickly and repeatedly. Unlike virtual machines, containers don't [...]

AWS Certified Data Engineer Associate Exam – DEA-C01 Study Path

Bookmarks AWS Certified Data Engineer Associate DEA-C01 Exam Domains AWS Certified Data Engineer Associate DEA-C01 Exam Topic Is taking the AWS Certified Data Engineer Associate DEA-C01 Beta Exam worth it? Learn about the AWS Certified Data Engineer Associate Exam Topics The AWS Certified Data Engineer - Associate (DEA-C01) certification exam evaluates a candidate's ability to implement data pipelines and address performance and cost issues while adhering to [...]

Route Analyzer vs. Reachability Analyzer vs. Network Access Analyzer

Introduction In network management and security, it is very important to understand how data flows within your network. Fortunately, AWS gave us three essential tools to help with this realm: Route Analyzers, Reachability Analyzers, and Network Accessibility Analyzers. Each of these tools has a unique purpose that we can use in dissecting and optimizing our network infrastructure. In this article, we will delve into the differences between these analyzers, their use cases briefly touch [...]

Navigating DNS Management: Unveiling Amazon Route 53 Inbound and Outbound Resolver Endpoints

The DNS, or Domain Name System, forms the backbone of internet communication, translating user-friendly domain names into IP addresses that computers use to locate resources online. Amazon Route 53 Resolver is a service provided by Amazon Web Services (AWS) that allows you to manage DNS (Domain Name System) resolution within your Amazon Virtual Private Cloud (VPC) and connect your VPC to on-premises networks. Amazon Route 53 Resolver enables DNS communication between resources within your [...]

Maximizing Startup Success: The Serverless Revolution

Even though the pandemic was largely perceived in a negative light, it led to the emergence of many groundbreaking tech startups. As layoffs, furloughs, and business shutdowns became commonplace, individuals turned to entrepreneurship, launching a multitude of small businesses. Data from the US Census Bureau indicates an impressive 24.3% surge in new business applications between 2019 and 2020, totaling 4.5 million by the end of 2020. Thanks to the convergence of readily available technology, [...]