Tech Blogs - Tutorials Dojo

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 [...]
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 [...]
The Future Is Containerized: Why Every Cloud Engineer Should Care About Docker in 2025
In 2025, software development is moving faster than ever. Businesses demand speed, reliability, and scalability. Cloud infrastructure is no longer optional — it’s the backbone of modern applications, powering everything from streaming platforms like Netflix to AI-driven fintech solutions. In this fast-paced environment, one technology has emerged as a [...]
Chips & Brains: The Psychology of Human-AI Decision Making
Your smartphone just recommended the perfect restaurant, your GPS avoided traffic seamlessly, and your bank approved a loan in seconds—all without human intervention. The speed at which AI operates is awe-inspiring. Yet when the same AI suggests a medical treatment or hiring decision, we suddenly hesitate. This contradiction reveals [...]
Prevent EC2 Downtime: Setting Up Status Check Alarms to Auto-Reboot an Amazon EC2 Instance
When you’re running a production website on an EC2 instance, the last thing you want is for it to unexpectedly go down while you’re focused on other tasks. Without the right monitoring in place, you might not even realize your site has been offline for a while, and repeated [...]
Securing Your Website in Containerized Applications: A Step-by-Step Guide to Setting-up HTTPS
So, you have just deployed your first app to the cloud (maybe you have followed the tutorial that we have for deployment insert link here), it’s running great, you have your users now, but then you noticed that little “Not Secure” warning in the browser. Suddenly, your app looks… [...]

Managing AWS Costs with AWS Budgets and Credits

Cloud services like Amazon Web Services (AWS) have become widely recognized and necessary for businesses of all sizes. However, with the convenience and flexibility of AWS come the potential challenges of managing costs effectively. It can be daunting to manage AWS costs, particularly when you have a lot of resources running in your account. Nonetheless, there is a way to help with this concern by working your AWS Costs with AWS Budgets and Credits. [...]

Cloudfront Function URL Demo

In this article, we will guide you through the process of setting up a CloudFront Function for your CloudFront distribution. We'll walk you through a scenario where we use CloudFront Functions to redirect users to different content based on their device type. By the end of this guide, you'll gain a clear understanding of how CloudFront Functions can benefit your specific use case. Creating an S3 Bucket This bucket will simply serve as a [...]

NEW Practice Test Sampler – AZ-305 Designing Microsoft Azure Infrastructure Solutions

Are you preparing to take the AZ-305 Designing Microsoft Azure Infrastructure Solutions exam and are looking for free materials or resources that will help you pass and become certified? Good news! It is with absolute delight that we announce the release of our NEW Practice Test Sampler- AZ-305 Designing Microsoft Azure Infrastructure Solutions. The AZ-305 Designing Microsoft Azure Infrastructure Solutions exam will test your subject matter expertise in implementing, managing, and monitoring an organization’s [...]

AWS Lambda Response Streaming Demo

Introduction Response streaming is a new invocation method that enables your functions to progressively stream response payloads back to the clients. Instead of waiting for the entire data to be ready, your applications can now receive chunks of data as soon as they become available. This means faster loading times and a more responsive user experience. Response Streaming vs. Non-Streaming (Buffering) To quickly get an idea of how it works, we need to see [...]

CloudFront Function URL

Introduction CloudFront Functions is a feature of Amazon CloudFront that enables developers to deploy and run lightweight JavaScript functions at AWS’s global edge locations closer to the end-users. This functionality facilitates high scalability and low latency and simplifies operations by allowing developers to run code that customizes the content delivered through CloudFront. When to Use CloudFront Functions? CloudFront Functions is ideal for simple tasks requiring high request rates and low latency. These tasks can [...]

My SAA-C03 AWS Certified Solution Architect Associate Exam Experience 2023

Getting certified is an essential milestone for IT professionals for career advancement in today's competitive industry. The AWS Certified Solutions Architect - Associate (SAA-C03) is one such certification. In this article, I will share my SAA-C03 exam experience, highlighting my challenges, overcoming setbacks, and the lessons I learned, including the various SAA-C03 exam topics I encountered. Basically, the AWS Certified Solutions Architect - Associate certification test is an Associate-level exam of the AWS Global [...]

Building Serverless APIs with AWS API Gateway and AWS Lambda

Are you looking to create robust and scalable APIs without dealing with infrastructure management? In this article, we'll look at how to use AWS Lambda and AWS API Gateway to create serverless APIs. You may build APIs that automatically grow, are simple to manage, and offer a seamless user experience by using these services. Your APIs' front door is AWS API Gateway, and AWS Lambda handles the backend computation. Using this integration, you can [...]

Lightning-Fast Static Website with Amazon S3 and CloudFront with Origin Access Control (OAC)

Harnessing the power of Amazon S3 and CloudFront, with the added advantage of Origin Access Control (OAC), offers many benefits for hosting a static website. With Amazon S3's reliable and scalable storage, with CloudFront's global content delivery network, a website can provide lightning-fast access to users worldwide. Implementing OAC adds an essential layer of security that prevents direct access to the S3 bucket, mitigating potential security risks. OAC is also empowered with fine-grained control [...]

Redacting PIIs Using S3 Object Lambda

The Challenge Data privacy is a top priority for businesses, especially amid the rising global data regulations. One common challenge is ensuring sensitive data, like personally identifiable information (PII), remains protected when data is accessed or transferred. Imagine you have a bunch of employee profiles stored as CSV files in an S3 bucket. These profiles include sensitive information such as real names, social security numbers, and email addresses, along with non-sensitive data like job [...]

AWS Certified Cloud Practitioner CLF-C02 Sample Exam Questions

Here are 10 AWS Certified Cloud Practitioner CLF-C02 practice exam questions to help you gauge your readiness for the actual exam. Question 1 Which of the following channels shares a collection of offerings to help you achieve specific business outcomes related to enterprise cloud adoption through paid engagements in several specialty practice areas? AWS Enterprise Support Concierge Support AWS Professional Services AWS Technical Account Manager Correct Answer: 3 AWS Professional Services shares a [...]