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 [...]

Upscaling Amazon EC2 Instance Performance: A Comprehensive Guide to Vertical Scaling for Improved Application Availability

It’s a scenario that no website owner wants to face: your website, which has been running smoothly for months, suddenly goes down. Panic sets in as users can’t access your services, and business slows down drastically. In my case, the traffic to my website spiked unexpectedly, and my EC2 instance could no longer handle the load. I realized that the only solution to get my site back up and running was to scale my [...]

Google’s NEW A2A Protocol Is Here! (A Way for AI Agents to Chat)

You've likely heard about vibe coding, Gen AI, and AI agents, and there's also this synergy of AI and blockchain—like, AI is undeniably everywhere now! But let me get you with another AI tech breakthrough you won't want to miss. Google just recently dropped something called the Agent-to-Agent or A2A Protocol, which literally lets bots talk with each other. From 'chatbots' to now, bots chatting? This is not in a sci-fi "take over the [...]

Amazon Q Developer Agent: Code, Review, and Deploy Apps with AI Agents

Have you ever wondered if Amazon offers a way to seamlessly integrate AI into your development process, especially when using Visual Studio Code (VSCode)? Imagine having an intelligent assistant right in your IDE that can help you code, review, and deploy applications while guiding you through best practices and even suggesting optimizations. Well, Amazon has answered that with the Amazon Q Developer Agent! What is Amazon Q? Amazon Q is a powerful suite of [...]

What Is ReAct? – Leveraging AI’s Decision-Making Process

Hi! Been introduced to AI agents already? Amazing! If not, no stress—start your journey here 👉 What Are AI Agents? We discussed how AI agents aren’t just passive tools; they think, decide, and act to accomplish goals with minimal human input. They’re changing the way we work, learn, and even rest. But behind this breakthrough in autonomy lies a more technical foundation—one that’s easy to overlook but worth understanding. Before AI agents could reason [...]

Is Codex CLI the Future of Coding? Understanding the Potential of This New AI-Powered Development Tool

OpenAI is currently one of the most well-known names in artificial intelligence and is known for pushing the limits of what AI can accomplish. Over the years, the company has created a series of innovative solutions to make AI more useful and accessible to both individuals and businesses. The most widely used AI tool globally is their very own ChatGPT, an AI-powered virtual assistant capable of achieving different tasks such as answering queries, content [...]

Cloud-9.5: Troubleshooting Common WordPress Website Issues

Hey, this is Step 5 of our 9-step website portfolio building with AWS! Got lost? Click here to go to the main article, and here for the fourth step! When working on a project, there is no avoidance of bugs, which sometimes is frustrating, especially when getting stuck over a recurrent issue. This article discusses common mistakes and bugs, the strategies that can be effectively used to troubleshoot them, and tips on how [...]

Exploring Meta’s Llama Stack: The Power of Local AI Models

Llamas might be adorable animals, but Meta's Llama Stack is the real star in the AI world; you don't need a supercomputer or a massive budget to build powerful, local AI apps right from your terminal. Enjoy a streamlined developer experience, enabling seamless AI application development. As AI becomes more powerful in today's world, it's good to be prepared with AI skills and, Llama Stack is a great place to start when building your [...]

How AWS MCP Servers Are Transforming Code Assistants with Deep Cloud Expertise

Artificial Intelligence (AI) is reshaping how software is built today, providing opportunities to increase the speed of workflows, improve code quality, and bring about greater operational efficiency. Armed with that knowledge, AWS has introduced a game-changing innovation: AWS MCP Servers – purpose-built utilities that roll out the power of code assistants by embedding deep AWS-specific knowledge and best practices. In this post, you'll learn all about the AWS MCP Servers, what they do, and why they will [...]

Cloud-9.4: Installing NGINX, PHP, MySQL, and WordPress via Shell Script

Hey, this is Step 4 of our 9-step website portfolio building with AWS! Got lost? Click here to go to the main article, and here for the third step! Exciting times ahead as we get closer to completing our website setup! In this article, we’ll guide you through a simple and efficient way to install the essential tools you need: NGINX, PHP, MySQL, and WordPress. All of this will be done using a shell [...]

Can AI Decide for Itself? A Look into Reinforcement Learning

What does it really mean to make a decision? Is it going with what feels right? Is it calculating risks and rewards, moment by moment? Or maybe, it’s remembering what went wrong last time, and choosing better. But what if a robot starts doing that too? What if it remembers and adapts not because it’s told to but because it chooses to? That question lands differently when you’ve seen a machine pause, adapt... even [...]