Tech Blogs - Tutorials Dojo

Prevent EC2 Downtime: Setting Up Status Check Alarms to Auto-Reboot an 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… [...]
Mastering Cloud-Based Semantic Search: Advanced Cloud Search Architectures Made Easy
In today's AI-driven world, finding information based on meaning and context rather than exact keywords has become crucial. Good thing we now have vector search, enabling semantic search, personalized recommendations, image similarity, and more. However, building and managing vector search infrastructure can be complex. Fortunately, AWS offers zero-infrastructure managed [...]
Prevent Unforeseen Azure Costs: Setting Up Automated Slack Alerts for Your Subscription
Cloud computing gives companies access to cutting-edge services, flexibility, and scalability. Effective cost management, however, is one of the main challenges to cloud adoption. Despite Azure's robust offerings, businesses risk unexpectedly high costs if they don't have active monitoring. Image generated by Gemini This is where cost monitoring and automated [...]
Beginner’s Guide to Gamma – Let AI Build Your Presentations
Ever wish you could skip the boring parts of making slides and focus on your ideas? Instead, imagine jumping straight into expressing them clearly and beautifully without wrestling with layouts. Moreover, if you’ve ever felt stuck or simply want to save time building presentations, Gamma is the most beginner-friendly [...]
AWS Student Community Day 2025: Mega Manila at Jose Rizal University
AWS Student Community Day 2025: Mega Manila at JRU September 17, 2025 marked a milestone for student communities across Mega Manila. The José Rizal University (JRU) campus came alive with energy as it welcomed hundreds of students for AWS Student Community Day 2025, an annual gathering that empowers the [...]
Build a Simple Mood Journal App with Electron.js
As someone who has been interested in mini desktop applications, I decided to build my own mood journal app to track my daily thoughts and reflections. What better way to learn Electron than by creating something practical? In this tutorial, I will guide you through the process of building [...]
Tech Internships for Future Job Market Readiness in 2025
The tech job market in 2025 continues to expand at lightning speed, with new roles and technologies emerging almost every month. At the same time, competition for these positions grows more intense as thousands of graduates enter the workforce with similar academic qualifications. In this environment, a degree alone [...]
The Evolution of Wearable Technology: Shaping the Future of Work, Communication, and Health
Wearable technology has rapidly evolved, transforming everything from healthcare to communication. Today, wearables offer exciting opportunities, enabling a future where technology seamlessly integrates into our daily lives. Innovations, such as Meta's Ray-Ban smart glasses, are pushing the boundaries of wearable tech. However, the key question remains: how does wearable [...]
AWS Bedrock’s Intelligent Prompt Routing: Smarter AI for Everyone
When we interact with AI models, we often expect them to instantly understand our intent and give the right answer. But the truth is, not every model is designed for every type of task. Some are fast but shallow, others are detailed but resource-heavy. Here’s a question I always [...]

Top 5 AWS Study Tips for Busy Professionals

Top 5 AWS Study Tips for Busy Professionals In this fast-paced world, there are a lot of things in our TO DO list that needs to be accomplished in such a short period of time. We wake up, prepare for work, rush to the office, attend our daily stand-up scrum meeting, do our Jira tickets for the current sprint, attend a yet-another-meeting at work, take care of the kids, pump iron, de-stress, socialize, hit [...]

BLACK FRIDAY SALE! Get a Chance to WIN Any of our AWS Practice Tests for FREE

BLACK FRIDAY SALE! Get a Chance to WIN Any of our AWS Practice Tests for FREE It's the biggest SALE of the year once again! And if rock bottom prices are not enough then we have something even more enticing for you. For five days only, if you get any 1 of our AWS practice test courses on Udemy using coupon code: TUTORIALSDOJO-2019 then you'll have a chance to be one of 30 lucky winners [...]

Our Thoughts on the Beta Exam for AWS Certified Solutions Architect Associate (SAA-C02)

Our Thoughts on the Beta Exam for AWS Certified Solutions Architect Associate (SAA-C02) Mark your calendars! March 2020 is the expected standard exam availability of the new version for AWS Certified Solutions Architect Associate (SAA-C02). I took the beta exam this November in order to take a peek on the new technologies and scenarios that Amazon will probably add to the new exam version which they will release early next year. My Preparation [...]

IP Blocking: Use AWS WAF or NACL?

What should you do if you identified a series of malicious attacks on your application coming from a specific IP address? Will you use AWS WAF to block that IP address or create a rule in your Network Access Control List to deny traffic from that IP? It is true that AWS WAF can filter web requests based on IP addresses, HTTP headers, HTTP body, or URI strings, to block common attack patterns, such [...]

PRE-BLACK FRIDAY SALE – All of our AWS Practice Tests at Rock Bottom Prices!

PRE-BLACK FRIDAY SALE: All of our AWS Practice Tests at Rock Bottom Prices! As you may already be aware, the biggest sale of the year is coming in a few weeks. Udemy's annual Black Friday sale will showcase all of the courses listed on their site at heavily discounted prices, including our AWS practice test courses. If you can't wait until the Black Friday sale happening on the week of November 25 then we [...]

Released – AWS Certified Cloud Practitioner Practice Exams

Released - AWS Certified Cloud Practitioner Practice Exams It is with absolute delight that we announce the release of our newest course - the AWS Certified Cloud Practitioner Practice Exams. And for the first time ever, this course was 50% co-authored by one of our valued team members, Adrian Formaran, who has recently passed both the AWS Certified Cloud Practitioner and Solutions Architect Associate exams. x x Get it through this link [...]

Longest Prefix Match: Understanding Advanced Concepts in VPC Peering

VPC Peering Basics In AWS, a Virtual Private Cloud (VPC) peering connection is a networking connection between two VPCs which allows you to route specific traffic between them using either private IPv4 addresses or IPv6 addresses. A VPC peering connection can be created between your own VPCs, or alternatively, a VPC in another AWS account. You can also create an inter-region VPC peering connection where the VPCs are located in different AWS Regions. Amazon [...]

How to invalidate API Gateway Cache

To invalidate an existing cache entry of a request and retrieve the latest data from the integration endpoint, one must send the request together with the Cache-Control: max-age=0 header. If the recipient is authorized to communicate directly to the integration endpoint, then the integration endpoint will respond with the latest data for the request. This also replaces the existing cache entry with the new response. The IAM Policy that grants a client to invalidate [...]

Top 5 Free AWS Review Materials

Currently, the cost of an AWS Certification exam starts from 150 USD for associate-level exams and up to a whopping 300 USD for professional-level and specialty-type exams. For some, this amount is negligible but to many IT professionals around the world, this amount is relatively expensive. The official AWS Practice Exam ranges from 20 to 40 USD, which you can only take once (unless you shell out another $20 or $40 again in order to retake it). On [...]

Instrumenting your Application with AWS X-Ray

Bookmarks Instrumenting your Node.js application Instrumenting your Java application Instrumenting your C# .Net application Instrumenting your Python application Instrumenting your Go application Instrumenting your Node.js application The AWS X-Ray SDK for Node.js provides middleware that you can use to instrument incoming HTTP requests. You need to add the SDK to your application’s dependencies, usually via package.json. Initialize the SDK client and add it to your application [...]