Tech Blogs - Tutorials Dojo

Physical AI in 2026: Why Mechatronics Matters
Many learners and engineers who focus on cloud and AI still think of intelligence as something that exists only in data centers or large language models. In 2026, a major shift is happening. AI is stepping out of the digital world and into the physical one. This is called [...]
A Beginner’s Guide to Small Language Models (SLMs)
What are Small Language Model (SLM)? We often hear about Large Language Models, but did you know that there’s a “smaller” version of it? In this article, we will talk about what a Small Language model is, their strengths and weaknesses, and its practical use cases. So, what really [...]
The Reality of Learning Tech: Mental Health, Pressure, and Growth
Learning technology is often described as exciting. It offers new skills, new opportunities, and a clear path forward. However, mental health in tech is often overlooked. But for many people, that journey does not always feel that way. Over the past year, while trying to grow in tech, I [...]
Amazon Quick Sight Sheet Tooltips: Enhancing Data Storytelling and Dashboard UX
Modern organizations use data visualization tools for critical decisions. Dashboards simplify complex datasets, turning millions of rows of raw data into digestible formats. Still, users often view a dashboard and feel they aren't seeing the whole picture. Dashboards often lack immediate context, resulting in a frustrating user experience. Analysts [...]
Finsharc, a Newcomer Reshaping How We Think About Personal Finance
Finsharc is a personal finance application that is entering a very saturated place. As there are personal finance apps such as Money Manager that already solve the basics of expense tracking at a personal level, (things you buy day-to-day, such as lattes or groceries) budgeting for the future, and [...]
Google Lyria 3: Free AI Music in Gemini
Google quietly rolled out Lyria 3 inside Gemini, and it lets anyone generate 30-second music tracks from a text prompt, complete with vocals, lyrics, and instrumentals. It's free, it's surprisingly good, and most people don't even know it's there. I spent an afternoon messing around with it. Here's how [...]
AWS Data and AI Journey: Data Governance and Security
Stage 3 of the AWS Data and AI Journey: Data Governance and Security As organizations establish a modern data foundation (Stage 1) and enable seamless data movement (Stage 2), the next critical step is ensuring that data remains trusted, secure, and compliant across the entire ecosystem. At this stage, [...]
Claude Mythos Explained, is it an AI Breakthrough or Overhyped Cybersecurity Threat?
The announcement of Claude Mythos stirred the community towards the advancement of large language models and their application within the domain of cybersecurity. For more than two decades, the investigation and discovery of zero-day vulnerabilities have rested upon cybersecurity teams and researchers. However, the announcement of Claude Mythos, by [...]
AI Workflows vs AI Prompts: What’s the Real Difference
At first, using AI feels simple. You type a prompt, get a response, and move on. That’s how most people start, and for basic tasks, it works. But as you try to do more complex or repeatable work, you begin to notice something: prompts alone aren’t enough. This is where [...]
AI Agents on Azure: Practical Insights for Learners
Many people learning Azure still struggle with repetitive manual tasks. AI Agents on Azure for learners offer a practical way to handle these challenges. When a 2 AM alert fires, the usual process involves manually checking the cause, reviewing affected processes, and examining the whole system. AI agents can [...]

Step Scaling vs Simple Scaling Policies vs Target Tracking Policies in Amazon EC2

Bookmarks Simple Scaling Target Tracking Step Scaling Creating a Step Scaling Policy for an Auto Scaling Group Amazon’s EC2 Auto Scaling provides an effective way to ensure that your infrastructure is able to dynamically respond to changing user demands. For example, to accommodate a sudden traffic increase on your web application, you can set your Auto Scaling group to automatically add more instances. And when traffic is [...]

Amazon EC2 Auto Scaling Lifecycle Hooks

Bookmarks Auto Scaling Lifecycle Hooks Configure Lifecycle Hooks on your Auto Scaling Groups Amazon EC2 Auto Scaling allows you to scale-out or scale-in your EC2 instances automatically based on policies you configured in response to changing demand on your application. Auto Scaling Groups lets you set a minimum and maximum number of EC2 instances to automatically resize your cluster based on a defined schedule or instance metrics such as [...]

AWS Global Accelerator vs Amazon CloudFront

In this day and age, your site speed performance is an important factor when it comes to user experience. It is widely recommended for websites to have an average load time of 3 seconds as users tend to abandon the site if a page takes longer than 3 seconds to load. According to Amazon, just 100 milliseconds of extra load time cost them 1% in sales. Indeed, every second counts in our fast-paced digital [...]

AWS CodeCommit Repository

Amazon Web Services, with its ever-growing breadth of services, offers a fully-managed version control system where developers can privately store their application source code like Github or Bitbucket. CodeCommit can be used as a staging ground coupled with CodeDeploy and CodePipeline to seamlessly deploy code to Amazon EC2 instances. In this article, I will discuss how we can leverage Amazon SNS to send notifications whenever there are events in our repository. This is particularly [...]

Our AWS Community is Expanding!

Our AWS Community is Expanding! Join our Slack and Facebook Groups for More Exam Tips Over the past couple of years, Tutorials Dojo has garnered over 100,000 student enrolments on Udemy and is proud to have a passing rate of at least 90% in all of our practice test courses based on user feedback. Every day, we'd receive more than a handful of success stories and valuable insights about the actual AWS exams, however, [...]

Increasing MTU for Your EC2 Instance

What is MTU? MTU (maximum transmission unit) is the maximum size of one packet of data that can be transferred in a network. The default MTU size for Ethernet devices is 1500 bytes. This packet size contains the actual payload data as well as network overhead information needed for communication within the network. All AWS EC2 instances support the default MTU size. But many current instance sizes support 9001 MTU, also referred to as [...]

Amazon Cognito User Pools vs Identity Pools

Bookmarks Amazon Cognito User Pools Amazon Cognito Identity Pools With the proliferation of smartphones in our connected world, more and more developers are quickly deploying their applications on the cloud. One of the first challenges in developing applications is allowing users to log in and authenticate on your applications. There are multiple stages involved in user verification and most of these are not visible from the end-user. AWS provides [...]

Resolve Route 53 Private Hosted Zones from an On-premises Network

Route 53 Private Hosted Zones Amazon Route 53 DNS service supports Public Hosted Zones and Private Hosted Zones. Private Hosted Zones are useful when you want to use your private domain and have Route 53 respond to queries on that domain from resources within your VPC. For example, if you host a database on an EC2 instance on a private subnet, you can create a Route 53 record set (ex: privatedb.tutorialsdojo.com) for that database [...]

Locking your Glacier Vault using the Amazon S3 Glacier API

What is Amazon S3 Glacier Vault Lock A Glacier Vault can be described as a container for your archived objects in S3 Glacier. To begin using Amazon S3 Glacier, you need a vault. Creating and deleting vaults can be easily done in the AWS Management Console, but interacting with them requires you to use the APIs. For example, let’s say you want to upload images or log files to your vault. To do so, [...]

AWS Certified Security – Specialty SCS-C03 Exam Guide Study Path

Bookmarks SCS-C03 Study Materials AWS Services to Focus On SCS-C03 Common Exam Scenarios Validate Your Knowledge The AWS Specialty certification exams are intended for people who handle more specific responsibilities in AWS Cloud. Since these responsibilities demand a more advanced skill set with prior experience from a person, these AWS specialty exams are built so that they could reinforce and validate a person’s eligibility for that role. [...]