Tech Blogs - Tutorials Dojo

Automating Publications with Claude, Canva, and n8n
Every business that runs a social media page knows the same repetitive cycle. Pick a topic. Write a caption. Design a graphic. Post it on schedule. Repeat tomorrow. Multiply that by every campaign, every seasonal push, every recurring content series, and it becomes a real operational cost, not just [...]
AI Ethics Explained: How to Use Artificial Intelligence Responsibly
Have you ever used ChatGPT to help explain a difficult topic? Maybe you've asked Gemini to summarize a lengthy article, generate ideas for a school project, write an email, or even use Claude for brainstorming concepts. If you're a student, you've probably wondered: "Is it okay to use AI [...]
Fine-tuning an LLM for natural Tagalog speech
If you're an ML engineer or a technical lead planning to pre-train a large language model (LLM) for Tagalog or Taglish, how do you start? In this article, we walk through the process of defining a target voice, building a data pipeline, running a QLoRA training experiment, and evaluating [...]
Building Diffender: A Serverless AI Security Reviewer for GitHub Pull Requests with Amazon Bedrock
A pull request can pass its tests, satisfy its acceptance criteria, and still expose a production credential in one line of code. Diffender is an Amazon Bedrock pull request reviewer built to identify that kind of risk before the change reaches the main branch. However, human review remains essential, [...]
AWS Certification Maintenance: Recertify Without an Exam
Many AWS-certified professionals face the same challenge every few years: preparing for another certification exam while balancing work, projects, and personal commitments. While certifications remain a valuable way to validate cloud expertise, the traditional recertification process can be time-consuming and stressful. To address this, AWS has introduced a new [...]
CCDV-F Claude Certified Developer Foundations Study Guide
Bookmarks CCDV-F Exam Domains CCDV-F Study Materials Claude Features to Focus On Key Exam Topics by Domain Important Skills Validate Your Readiness Final Remarks The Claude Certified Developer – Foundations (CCDV-F) certification is designed for technical professionals who build, [...]
CCAR-P Claude Certified Architect Professional Study Guide
Bookmarks CCAR-P Exam Domains CCAR-P Study Materials Claude Features to Focus On Key Exam Topics by Domain Important Skills Validate Your Readiness Final Remarks The Claude Certified Architect – Professional (CCAR-P) certification is designed for experienced professionals who build [...]
CCAO-F Claude Certified Associate Foundations Study Guide
Bookmarks CCAO-F Exam Domains CCAO-F Study Materials Claude Features to Focus On Key Exam Topics by Domain Important Skills Validate Your Readiness Final Remarks The Claude Certified Associate – Foundations (CCAO-F) certification is designed for professionals who use Claude [...]
CI/CD Crash Course: From Junior to Senior Developer
Continuous Integration and Continuous Delivery/Deployment (CI/CD) is the backbone of modern software teams. It's not just a buzzword for your resume — it's the automated pipeline that takes code from "it works on my machine" to "it works in production, reliably, every time." Understanding CI/CD deeply, not just using [...]
Everything You Need to Know About Harness Engineering
AI agents can now write code, browse the web, and run for hours without a human watching. Ask one to build a feature, and it might open ten files and call five tools. It can make a hundred small decisions before it ever shows you a result. That is [...]

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 something fascinating: our relationship with artificial intelligence isn't just about technology; it is deeply psychological. Today's workplace is undergoing a silent revolution in which human [...]

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 downtimes like this are unacceptable for any production application. If you’ve faced this issue before or just want to be prepared so it doesn’t happen [...]

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… well, not so secure anymore But what if I told you that getting that green padlock icon, the one that makes your site look legit [...]

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 services that let you implement powerful vector search capabilities without worrying about servers, scaling, or maintenance. Let's walk through creating a simple yet effective vector [...]

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 notifications come into play. By proactively tracking cloud expenses and sending cost summaries to communication platforms like Slack, teams can take immediate action, enforce budgets, [...]

From Tech Employee to Tech Startup CEO: Is the Leap Worth It in 2026?

In 2026, the allure of the tech startup world continues to grow, especially in emerging markets like the Philippines. The country is witnessing a boom in innovation across various sectors. For tech professionals considering the leap to CEO of a startup, there are exciting opportunities and significant challenges. This blog explores the journey from tech employee to tech startup CEO and highlights the growing startup ecosystem in the Philippines. The Rise of the Startup [...]

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 AI tool you can use today! It doesn’t just design for you. It actually thinks with you. So what is Gamma? Gamma AI is [...]

Migrating to AWS Cloud Infrastructure

Have you ever considered where all your company’s files and apps are being stored? Traditionally, they are stored inside physical servers or computers in data centers. In these setups, rooms are full of servers needing power, air conditioning, and regular maintenance. Although this works, the cost and time involved can become a hassle. Because of this, many businesses are migrating to AWS, where resources are easier to manage, more secure, and much more flexible. [...]

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 next generation of developers and innovators. More than just a student tech event, Amazon Web Services Student Community Day 2025, also called AWS SCD 2025, [...]

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 a clean, simple mood journal that runs on Windows, macOS, and Linux. Electron is a fantastic framework that allows you to build desktop applications using [...]