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 [...]

Getting Started with n8n + A Quick Workflow Example

In a world full of repetitive tasks, automation is not a new thing. For years, humanity designed machines and systems to take over the monotonous or large-scale work from humans. We've come a long way from industrial automation, it now uses the algorithms to create system that can automatically check, send, or even sort your emails and documents, manage your store's inventory, and even drive (would I still need a license in this case?). [...]

Automated Web Testing at Scale: Playwright Meets AWS

Picture the time you'll save from your web applications' repetitive and inconsistent manual testing. No more opening the app, logging in, clicking through the same steps, and checking if everything still works. What's worse, manual testing is prone to mistakes. One person could miss a step, another might test on a different browser, and suddenly, the results don't match, and the bugs start eating your application down. The lack of consistency creates uncertainty. But [...]

Turning AI Prompts into Real-World Results

It all starts with a simple AI prompt. When you have an idea that you want to explore further, one of the easiest ways to keep the ball rolling is to turn that idea into a prompt for an AI tool. This helps clarify your vision, spark new directions, and provide a starting point you can build from. AI doesn’t magically finish your work for you, but it can set you up with a [...]

From Concept to Code: Build Your First MCP Server

For a long time now, LLMs or large language models have been going around the tech industry with its massive knowledge on languages. They can comprehend and even generate human language with bull's-eye fluency. Nevertheless, despite their strengths, powerful as they are, these intelligent models act in isolation. They have no hands to implement and interact with the world; they lack the ability to connect to databases, fetch data, or even trigger an action [...]

Hosting Static Websites for Free with GitHub Pages: A Step-by-Step Guide

Hosting Static Websites for Free with GitHub Pages: A Step-by-Step Guide GitHub Pages is, in fact, one of the most accessible and cost-effective ways to host static websites. This tutorial provides a detailed, step-by-step guide on how to host a static website using GitHub Pages, from repository setup to deployment, including custom domain configuration. What are GitHub Pages? GitHub Pages are static site hosting services offered by GitHub. It allows users to [...]

Firecracker for Students: Launch Your First MicroVM on Any OS

What if you could launch your own virtual machine in less than a second... right from your laptop without Docker, without the cloud, and without frying your CPU? So you’ve heard of virtual machines, but what if I told you there’s one that starts in milliseconds and barely uses resources? Meet Firecracker, the same tech AWS uses to power Lambda and Fargate. But guess what? You don’t need to work at AWS to use [...]

Meta’s Superintelligence Initiative: A Bold Leap Into the Future of AI

In the rapidly advancing world of artificial intelligence (AI), few companies are making as bold a move as Meta Platforms. Under Mark Zuckerberg's leadership, Meta has unveiled an ambitious project: Meta Superintelligence Labs (MSL). With billions of dollars invested, and a hiring spree targeting the brightest minds in AI, Meta is setting itself up to lead the AI revolution. But what exactly does this mean for the future of technology? How will this initiative [...]

From Localhost to Live: Your First Google Cloud Deployment

We've all been there. You've just built something new and unique, maybe it's your portfolio website, a cool API, or that side project you've been working on for weeks. It works perfectly on your laptop, your friends are asking to see it, but there's just one problem... it's stuck on localhost:3000. But, what if you wanted to deploy it on the web and let others see it as well. Well, you have come to [...]

Your First “Hello World” on the Cloud with Beam

Get your laptop or PC ready since we'll be making your computer send its first "Hello World" message from the cloud. Woot woo~ It won’t be AWS today, neither Azure nor Google Cloud Platform, but… Beam! (only if you’ve ever heard of it) So Beam connects the code you write on your local machine to the servers in the cloud. You get to write standard Python, but when you're ready to run it, Beam [...]

Exploring the New “Summarize Results” Feature in Amazon CloudWatch Log Insights

Logging is essential in cloud monitoring, but let's face it: Combining endless lines of log data can be a real-time disaster. Whether managing a complex infrastructure or troubleshooting an issue, finding the key insights buried in thousands of log entries can feel like searching for a needle in a haystack. That's where the new Summarize Results feature in Amazon CloudWatch Log Insights comes in. This game-changing update helps users instantly distill their log queries [...]