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 [...]
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… [...]

Amazon Kiro AI IDE: Spec-Driven Development

The world of coding is rapidly evolving with AI. We've seen the rise of vibe coding through chat applications, AI-powered IDEs, and integrated terminals like Amazon Q. Now, a new chapter begins with a smarter, more organized approach: Spec-Development. This innovative methodology comes to life through Amazon Kiro, Amazon's cutting-edge AI IDE built to deliver applications that are genuinely ready for production. Quick Recap of What is Vibe Coding? Vibe coding is an AI-assisted [...]

AWS SysOps Renamed to AWS Certified CloudOps Engineer – Associate SOA-C03

The AWS Training and Certification team recently announced a change in one of its popular Associate-level AWS certification exams. Effective September 2025, the “AWS Certified SysOps Administrator – Associate” will be called the “AWS Certified CloudOps Engineer – Associate” to reflect evolving industry terms and the broader scope of modern cloud operations. What's New with the AWS Certified CloudOps Engineer Associate Exam? The decision to rename the existing AWS Certified SysOps Administrator Associate exam [...]

Effectively Set-Up Your Virtual Private Cloud using CloudFormation

Hello Dojos! We're back again for another Infrastructure as Code article, focusing on AWS Native Infrastructure as Code Service, CloudFormation In my previous article, we explored the benefits of using Infrastructure as Code to ramp up your production by showing how easy it is to launch an EC2 Instance using Terraform. For this article, we will explore AWS CloudFormation and try to deploy our very own Virtual Private Cloud. Using Terraform and CloudFormation offers [...]

AI/UX: The AI Urgency for User Experience (UX)

Go back in time. Find a designer in 1999. They are masters of their craft. Kings of QuarkXPress, wizards of print, fluent in a language of picas and Pantone chips. They are safe. They are secure. And they are utterly oblivious to the meteor called "the internet" that is about to turn them into a fossil. We are standing in that exact same spot today. We are polishing our component libraries and debating shades [...]

Make Your Own Smart Study Tracker with Google Sheets & Scripts

If you’ve ever felt like your study routine is kinda all over the place or if you're just curious where all your “study time” actually goes then you’re not alone. Maybe you're prepping for exams, juggling organization work, reviewing for certifications, or just trying to build a better routine. Whatever it is, having a simple system to track your study time can help you stay accountable without needing to download another app or learn [...]

Large Reasoning Models (LRMs): The AI That Actually Shows Its Work

Imagine you are in a Math Class, and the teacher just gave a complex problem for everyone to solve. Then, after a few minutes, a classmate just shouted an answer. You’re all shocked because how did he come up with it? Was it the correct answer or they just made a guess? When the teacher asked them to elaborate they refused and said that they already did their work. This scenario displays the frustrations [...]

AI as a Service (AIaaS) To Power Your Business Forward

If you have a business or kind of planning to start one, you’ve prolly heard one of the most overused quotes out there: “if you’re not growing, you’re dying.” And sure, at some point, that’s true. Undeniably. But you see, not every business has the time, resources, or skilled team to keep up with the competition. From personalized shopping experiences to smarter customer support… How? Artificial Intelligence. Just a truly intelligent, always-on key part [...]

Synthetic Media Overload: AI-Generated Content vs. Reality

You’re scrolling. One second it’s a heartfelt story, the next it’s a video of someone saying something that feels… off. Except… they didn’t. Note: This photo is generated thru Sora Welcome to the era of synthetic media where online content is changing fast. From AI-written news articles to deepfake videos that look and sound real, it’s becoming harder to spot. Let’s talk about the flood of synthetic media, the blur between authentic [...]

What is ROUGE Metrics – Recall-Oriented Understudy for Gisting Evaluation?

Recall-Oriented Understudy for Gisting Evaluation (ROUGE) Cheat Sheet ROUGE is a family of metrics designed to assess the similarity between machine-generated text (candidate) and human-written reference text (ground truth) in NLP tasks like text summarization and machine translation. Measures how well generated text captures key information and structure from reference text, emphasizing recall (proportion of relevant information preserved). Score Range: 0 to 1, where higher scores indicate greater similarity between candidate and reference texts. [...]

Creating an AI Chatbot with LangChain for FREE (No API Keys, No Tokens)

Creating an AI Chatbot with LangChain for FREE (No API Keys, No Tokens) The Big Question: Can You Build AI Without Breaking the Bank? We asked ourselves a simple question: Can you build a chatbot without using any paid API at all? Most tutorials on AI chatbots start the same way: "First, grab your OpenAI API key and add your credit card..." But what if you don't have one? Or don't want to use [...]