Tech Blogs - Tutorials Dojo

Build an 8-Bit AI Architecture Generator (Next.js & Groq)
Have you ever wanted to build a completely custom AI Architecture Generator, but got stuck trying to force a language model to output perfectly valid diagram syntax? Downloading a standard flowchart library is rarely plug-and-play. You wire up the code, run it, and immediately hit walls, from struggling to [...]
App Deployment Is More Than Just Writing Code
When I first started learning about application development, I thought creating an app was mostly about writing code, designing the interface, and making sure the features worked. Once the application was built, I assumed the next step would be to publish it and let people use it. However, as [...]
Setting up Amazon SES for a Lightsail Based Application
On this article, you will learn how you can send emails from AWS Simple Email Service (Amazon SES) on applications hosted in AWS Lightsail, a virtual private server. You will learn how to verify a sending domain, connect your application, and prepare to send password resets, notifications, and newsletters. [...]
How to Build an AI-Powered Django Notes App for Free
Have you ever wanted to build a completely custom AI-powered note-taking app, but got stuck trying to make the backend talk to modern language models? Downloading a starter Django repository is rarely plug-and-play. You clone the code, run it, and immediately hit walls, from struggling to securely [...]
What’s New with the AWS Certified Developer Associate (DVA-C03)?
If you are preparing for the AWS Certified Developer – Associate (DVA-C02) exam, you may be wondering what the new DVA-C03 exam means for you. AWS is updating this certification to match the skills developers use today—such as building apps on AWS, using AI tools to help write and [...]
What’s New with the AWS Certified Solutions Architect Professional (SAP-C03)?
If you have been preparing for the AWS Certified Solutions Architect – Professional (SAP-C02) exam, you may be wondering what the upcoming SAP-C03 update means for your study plan. AWS is refreshing the certification to reflect the broader responsibilities of today’s solutions architects—from designing reliable, cost-efficient systems to integrating [...]
Vera Rubin: NVIDIA’s Blueprint for the Agentic AI Era
If AI keeps getting smarter, can the infrastructure behind it keep up? Artificial intelligence is rapidly moving beyond simply generating answers. Modern AI systems are becoming capable of reasoning through problems, using external tools, retrieving information, executing tasks, and deciding what to do next. This is the idea behind [...]
Multi-Agent AI Isn’t What You Think: Here’s What’s Really Happening Under the Hood
Multi-Agent AI Isn’t What You Think: Here’s What’s Really Happening Under the Hood What if I told you that a “team of AI agents” can sometimes be the same language model being called multiple times with different instructions? No digital employees sitting inside a virtual office. No group of [...]
AI-Powered Support Ticket Analyzer with Claude on Amazon Bedrock
The AI-Powered Support Ticket Analyzer uses Claude on Amazon Bedrock to classify, prioritize, summarize, and route customer support tickets. It helps determine whether a ticket can receive an AI-generated response or requires human review. Support teams often receive a mix of billing concerns, technical issues, account-access problems, product questions, [...]
Meet QUERY: The New HTTP Method for Complex Queries
HTTP has been around for decades, and most developers are already familiar with methods like GET, POST, PUT, and DELETE. These methods are the building blocks behind many of the websites, applications, and APIs we use every day. For simple tasks, they work remarkably well. But as modern applications [...]

Automated Real-time Slack Notification for Unused Static IP Address in Amazon LightSail

Serverless Synergy: Building a Full-stack Serverless Application with Sentiment Analysis from Image Capabilities with the AWS Suite

Plenty of full-stack web applications are scattered across the internet nowadays, with varying tech stacks and services utilized to serve their varying purposes. Like with other technologies, as popularity increases, so does the surrounding ecosystem, which manifests in significant improvements in the development cycle. In this article, we will discuss how to build a simple but purposeful, full-stack web application using multiple features of Amazon Web Services. We will focus on the orchestration of [...]

A Compact Guide to Building Your First DAG with Amazon Managed Workflows for Apache Airflow

In the vast realm of data processing, orchestrating workflows becomes crucial to ensure tasks run efficiently and reliably. Apache Airflow has revolutionized this aspect, providing a flexible platform to define, schedule, and monitor workflows. Combining this with Amazon's managed service, we can supercharge our workflow setup without the overhead of manual maintenance. In this guide, we dive deep into constructing your first Directed Acyclic Graph (DAG) using Apache Airflow, elucidating each component and step [...]

Serverless Model Deployment in AWS: Streamlining with Lambda, Docker, and S3

Welcome back to our series on model deployment in AWS! In the fast-paced world of machine learning and data science, the ability to deploy models efficiently and reliably is crucial. This is where AWS services, with their vast array of tools and capabilities, come into play. In this second installment, we will delve into the potent combination of AWS Lambda and Docker, coupled with the convenience of storing models in S3. This trio offers [...]

Deploying a Trained CTGAN Model on an EC2 Instance: A Step-by-Step Guide

Welcome to the first entry in our series on deploying machine learning models in AWS. As cloud computing and machine learning continue to evolve and intersect, understanding the dynamics of deployment becomes invaluable. Whether you're an enthusiast, a budding data scientist, or a seasoned professional, the insights offered by this series are tailored to empower you to make the most of AWS's vast ecosystem. One recurrent pitfall in the journey of many machine learning [...]

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 [...]