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 [...]

Estimating Your Azure Monthly Usage

Estimating your monthly Azure usage can be a daunting task and may deter interested customers of Azure from ever using it, especially if you are new to cloud computing. Fortunately, Microsoft Azure provides a tool that allows us to estimate the monthly consumption of our potential workloads in Azure. With the Microsoft Azure Calculator, it's easy to figure out how much to spend on Azure each month. This article will discuss how to use [...]

Build Your Own Slack Commands with Lambda Function URL

What are Lambda Function URLs? In the past, calling a Lambda function over HTTP required a lot of setup and configuration with API Gateway. The process of setting up API resources and methods, and linking them to the appropriate Lambda function, can be overwhelming, especially for developers who are new to it. With the function URL feature of the AWS Lambda service, you can create a secure HTTPS endpoint dedicated to a Lambda function. [...]

Working With AWS CLI (AWS Command Line Interface)

What is AWS CLI? AWS Command Line Interface (CLI) is a tool used to manage and interact with AWS Services using the command line. Users more comfortable in the command line can leverage the AWS CLI as it offers the exact scope of functionality as the AWS Console. AWS CLI requires minimal configuration before you can use it. Installed it on your local machine running on Linux, Windows, and macOS. What is the [...]

Event-driven Transfer on Storage Transfer Service for Google Cloud Storage

Last January 7, 2023, Google Cloud announced a new capability for Storage Transfer Service (STS). Now, users can do an event-driven transfer quickly to a Cloud storage whenever there are changes to a source bucket. The event-driven transfer is an execution mode on Storage Transfer Service that allows transfer to a destination using the events from the source as triggers. Google Cloud claims that the transfer rate is near-real-time between the source and its [...]

What’s New with the DOP-C02 AWS Certified DevOps Professional Exam in 2023?

Heads Up! The Amazon Web Services (AWS) Training and Certification team recently announced the third iteration of the AWS Certified DevOps Engineer - Professional (DOP-C02) exam. Mark your calendar – March 7, 2023 is the first day that you will be able to take the latest version of the AWS Certified DevOps Engineer Professional - Professional exam which has an updated exam code of DOP-C02. Remember that the current exam version (DOP-C01) will only [...]

Automatic SSH Key Pair Rotation via AWS Systems Manager Fleet Manager

Automatic SSH Key Pair Rotation via AWS Systems Manager Fleet Manager AWS Systems Manager has an extensive collection of features and capabilities to manage your AWS and hybrid systems. This service allows you to centralize operational data from various AWS services and automate manual tasks on both your on-premises and AWS resources. One of its capabilities is the AWS Systems Manager Fleet Manager, which provides a unified user interface experience to help organizations remotely [...]

Split-view DNS using Amazon Route 53

What is Amazon Route 53? Amazon Route 53 is a highly available and scalable Domain Name System (DNS) service. This allows you to do Split-view DNS or Split-horizon DNS implementation for your applications. It offers additional features that are not present from third-party domain registrars. Route 53 allows you to register domain names, route internet traffic to specific resources under your domain name using different routing policies and check the health status of your [...]

What’s New with the AWS Developer DVA-C02 Exam in 2023?

After almost 5 years since it was first released, the AWS Certified Developer Associate exam is finally getting revamped. The AWS Training and Certification team is launching a new version, with an exam code of DVA-C02, on February 28, 2023, making it the last of the three associate-level exams to receive a major overhaul. You can register for the new exam starting on January 31, 2023, or take the current DVA-C01 exam until February [...]

AWS Console Sign-In Options

In AWS, there are several ways to access and manage your organization's AWS resources, such as: AWS Management Console - a web-based user interface for creating and managing your AWS resources. AWS CLI - a command line interface that allows you to run scripts to control and automate multiple AWS services. AWS SDK - a software development kit containing a collection of libraries that developers can use to access AWS services. In this article, [...]

OpenAI’s ChatGPT vs Amazon Lex

What is ChatGPT? OpenAI’s ChatGPT is an improved version of the GPT3 (Generative Pre-trained Transformer, released in 2020) language model specifically designed to generate human-like text for chatbot applications. ChatGPT is trained on a large dataset of conversation transcripts and is able to generate appropriate responses to a wide range of inputs, including questions and prompts. ChatGPT uses a transformer architecture, which is a type of neural network designed for natural language processing tasks. [...]