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 [...]

Azure 101: Protecting Your Resources Using Azure Resource Locks

Microsoft Azure provides a wide range of features and services to ensure the security and stability of cloud resources. One such feature is Azure Resource Locks, which helps organizations protect critical resources from accidental deletion or modification. In this article, we will explore the uses and benefits of Azure Resource Locks and the types of locks available, helping you understand how to leverage this feature for your organization's needs. Uses of Azure Resource Locks [...]

How AWS IAM Handles Conflicting IAM Policies

Overview When a user attempts an action in AWS, such as launching an EC2 instance or listing S3 buckets, AWS evaluates all involved IAM policies to determine whether to grant the request. Since IAM policies can be associated with various types of identities, the hierarchy of these identities influences the final permissions for a user. AWS IAM Policy Evaluation Flow Let’s break down the process of how AWS evaluates a request using the simplified [...]

Understanding the IAM:PassRole Permission

Introduction Many AWS services often require the use of an IAM role to execute actions on your behalf. For example, when you create a Lambda function, you assign an execution role to it. AWS can generate one for you automatically, and then you define the permissions you want it to have after. Most of the time, that's the case. However, there are instances when you might choose to associate an existing IAM role. In [...]

Different Ways of Passing Parameters Securely in CloudFormation

Introduction When writing CloudFormation templates, it's a security best practice to avoid hardcoding sensitive info, like client secrets, API keys, or passwords. Sharing templates with hardcoded details by mistake can put your infrastructure and data at risk. In this article, we'll explore different secure methods to pass parameters in CloudFormation templates. Using the NoEcho Attribute To avoid hardcoding parameters in your template, you can define them during stack creation using the Parameters section. However, [...]

Automate Confluence Backup Using AWS Step Functions

Introduction In this article, I'm gonna show you how you can create an automated Confluence backup in Atlassian using an AWS serverless solution. The motivation behind this article stems from a recent task I was working on a couple of weeks ago. My goal was to run a scheduled backup of Confluence data and export it to Amazon S3. Since Confluence backups are deleted 14 days after creation, it’s a good idea to have [...]

How To Peer Two Azure Virtual Networks

Organizations rely on efficient and secure communication between various infrastructure components in today's breakneck speed and interconnected world. Virtual Network Peering is a powerful solution to address these needs by seamlessly connecting resources across different Azure virtual networks. This feature enables organizations to optimize their network performance, reduce latency, and enhance security, all while minimizing costs. In this article, we will delve into the concept of virtual network peering, explore its benefits, and how [...]

How to Get AWS Digital Badges for Free

Amazon Web Services (AWS) provides a variety of digital badges that allow individuals to exhibit their proficiency and knowledge in different AWS technologies. These digital badges act as a virtual symbol of their accomplishments, providing an effective means of showcasing their expertise to potential employers, colleagues, and peers. In this article, we will explore what AWS digital badges are and provide guidance on how to get them for free to get started. So what [...]

Azure Virtual Machines vs Azure App Service – Which One Is Right For You?

Have you ever wondered during your cloud migration journey whether Azure Virtual Machines or Azure App service would best suit your workload requirements? In this article, we'll take a deep dive into the advantages and disadvantages of using Azure Virtual Machines and Azure App Service. By discussing the key differences, drawbacks of these services, and benefits, you can make an educated decision on where to host your application. You can also read this Azure [...]

AWS Community Day Philippines 2023

AWS User Group Philippines is celebrating its 10-year anniversary by hosting the most awaited AWS Community Day Philippines 2023 event on the 29th and 30th of July. Join the learning and fun as the keynote speakers and industry leaders share their success stories, AWS use cases, swags, raffle prizes and many more AWSomeness! AWS Community Days are community-organized cloud education events that highlight technical discussions and demos by expert AWS users and industry leaders [...]

What’s New in AWS Certified Security Specialty SCS-C02 Exam in 2023?

After 5 years since its very first version was released, the AWS Certified Security Specialty exam will finally get its official update. The AWS Training and Certification team is releasing its new version, with an exam code of SCS-C02, on July 11, 2023. You can register for the new and updated SCS-C02 AWS Certified Security Specialty exam as early as June 13, 2023. Take note that the last day that you can take the [...]