Tech Blogs - Tutorials Dojo

Data Preprocessing Guide for Beginners in ML ( Cloned )
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 [...]
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 [...]

Google Cloud Certifications Path

Bookmarks Associate Cloud Engineer Professional Cloud Architect Professional Cloud Developer Professional Data Engineer Professional Cloud DevOps Engineer Professional Cloud Security Engineer Professional Cloud Network Engineer Professional Collaboration Engineer Professional Machine Learning Engineer In the previous article, we talked about the most in-demand Azure Certifications in the market today. In this article, we'll discuss the certifications offered by Google Cloud, which is currently [...]

Azure Certifications Path

Bookmarks Azure Fundamentals (AZ-900) Azure Administrator Associate (AZ-104) Azure Developer Associate (AZ-204) Azure Solutions Architect Expert (AZ-104 and AZ-305) Azure DevOps Engineer Expert (AZ-104/AZ-204 and AZ-400) In the previous article, we have discussed the different AWS Certifications path. In this article, we will give you an overview of the top and most in-demand Azure certifications today. Azure Fundamentals (AZ-900) Purpose The AZ-900 Microsoft Azure Fundamentals certification [...]

AWS Certification Path

Before jumping into the different AWS certification paths, it's good to first learn the benefits of being AWS certified through this short article. It is also important to note that AWS has scrapped the prerequisite for Professional-level exams. Previously, you could only take the Professional-level exams (Solutions Architect Professional and DevOps Engineer Professional) after passing their Associate-level counterparts. Now, you can take any AWS exam without the need to pass any prior AWS exam, [...]

AWS, Azure, and GCP Certifications Path

In cloud computing and the IT industry in general, one way to prove that you know what you’re talking about is through certifications. If you are new to cloud, you might be wondering which AWS, Azure or Google Cloud certification exam is suitable for you. The first thing you need to do before you start is to write down your purpose in getting certifications. Is it for career growth, financial growth, or personal growth? [...]

Amazon Quantum Ledger Database (QLDB)

Bookmarks How it Works Common Use Cases Components Of QLDB Performance Scalability Reliability Backup and Restore Security Pricing Limitations Amazon Quantum Ledger Database Cheat Sheet Fully managed ledger database that provides a transparent, immutable, and cryptographically verifiable transaction log ‎owned by a central trusted authority. Used to track all application data changes, and maintain a complete and verifiable history of changes [...]

10 Common Use Cases of Cloud Computing

In the previous post, we gave you a few compelling reasons why you should learn cloud computing. In this section, we'll share with you the 10 most common use cases of cloud computing. Cloud computing is a powerful way of quickly building I.T infrastructures that can scale at any time. Large businesses and corporations have started moving their operations into the cloud as early as a decade ago. And most of them have attributed [...]

Amazon DocumentDB

Bookmarks How it Works Performance Scaling Reliability Backup and Restore Security Pricing Limitations Amazon DocumentDB Cheat Sheet Fully managed document database service designed to be fast, scalable, and highly available. Data is stored in JSON-like documents. Compatible with MongoDb. Flexible schema and indexing. Commonly used for content management, user profiles, and real-time big data. How it Works An Amazon DocumentDB cluster decouples [...]

AWS DataSync vs Storage Gateway

Learn more about the use cases and differences between AWS Data Sync and Storage Gateway in this comparison table: DataSync Storage Gateway Description AWS DataSync is an online data transfer service that simplifies, automates, and accelerates the process of copying large amounts of data to and from AWS storage services over the Internet or over AWS Direct Connect. AWS Storage Gateway is a hybrid cloud storage service that gives you on-premises access to [...]

AWS CloudFormation Deletion Policy

Deleting a stack on CloudFormation also removes all the provisioned resources in it. In some cases, you want some resources to be retained even after deleting its stack. The good thing is that you can do this by defining its DeletionPolicy. This is pretty straightforward - you just need to define DeletionPolicy with Retain value and for the resources that support snapshot, (like RDS databases) you can set Snapshot as its value. With DeletionPolicy: [...]

AWS CloudFormation StackSets and Nested Stacks

AWS CloudFormation lets you model and provision resources for your environment using programming language, leveraging the concept of Infrastructure as Code (IaC). You don’t need to manually create all of your resources one by one, CloudFormation will do this for you. All resources are defined on the AWS CloudFormation template. This means that this AWS environment can be reliably and easily reproduced since everything is declared on a template. For example, creating a new [...]