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 [...]

Basics of the Basics to AWS – Part 3: Databases

Data plays an important part in today's world and there's no better way to handle data than with a database. The only question now is whether we need a structured database or a more flexible database. Welcome to part 3 of my 6-part series called Basics of the Basics to AWS, where I introduce you to AWS by breaking it down into smaller digestible concepts related to software development. In this article, I will [...]

Unified Slack Automation for Purging the Cache

Cached data can sometimes be corrupted, which can lead to performance problems. It can also prevent applications and websites from loading the latest version of their content. That’s why clearing cache is a must, not only does it resolve these issues, it also clears up space. Clearing cache is also a way to protect privacy since cache can hold sensitive information. About the task Currently, when purging the cache for both TD Portal and [...]

Basics of the Basics to AWS – Part 2: Storage

Every application contains instructions made up of bytes and we want to make sure that these are kept safe in a secure storage system. When building applications on the cloud, it's beneficial to know about the different types of storage systems to pick the right tool for the job. Welcome to part 2 of my 6-part series called Basics of the Basics to AWS, where I introduce you to AWS by breaking it down [...]

How to Implement CloudFormation Creation Policy on Ubuntu

Welcome to our guide on implementing AWS CloudFormation Creation Policy on Ubuntu! If you're diving into cloud infrastructure management with AWS CloudFormation, understanding Creation Policies is crucial for ensuring smooth stack creation and resource management. In this article, we'll delve into CloudFormation Creation Policy, a vital attribute for orchestrating resource creation in AWS CloudFormation. While focusing on Ubuntu, we'll also cover the essential installation of CloudFormation helper scripts, which facilitate the signaling process between [...]

How to Enable Slow Logging in PHP-FPM

In the dynamic field of online development, ensuring that PHP applications run smoothly is paramount, and performing its best is critical. In this article, we will discuss how to effectively identify and address issues that could impact system functionality and user experience, developers must excel in troubleshooting techniques. Logging plays an essential role in this process as it captures detailed information about the application’s behavior during its execution. By monitoring and analyzing these logs, [...]

Setting Up Real-Time Slack Notifications for Amazon EC2 and EBS Events: A Step-by-Step Guide

Overview Stay updated with your Amazon EC2 and EBS events directly through your Slack channel. This guide will walk you through the process of setting up a system that sends a Slack notification for the following events: Creation of an AMI: Notifies when an Amazon Machine Image (AMI) is being created from an EC2 instance. This is represented by the CreateImage event. Rebooting of an EC2 Instance: Alerts when an instance is undergoing a reboot. Stopping [...]

Harnessing Real-Time Slack Notifications for Amazon RDS Event Monitoring

Efficient management and monitoring of database instances are crucial for any business to ensure smooth performance. Amazon Relational Database Service (Amazon RDS) is a widely used solution for managing relational databases in the cloud. Staying informed about important events and changes within the database instances is a critical aspect of RDS management. Real-time notifications are vital to keep teams updated and responsive to these events. Slack is a popular platform for real-time notifications and seamless team communication and information sharing. Integrating Amazon RDS event notifications [...]

Basics of the Basics to AWS – Part 1: Computing

At the core of every application is computing power which is mostly in the form of a server but, do you know about Serverless computing and Microservices architecture? When it comes to building your cloud applications, it's certainly an advantage to know about servers and architecture. Welcome to part 1 of my 6-part series called Basics of the Basics to AWS where I introduce you to AWS by breaking it down into smaller digestible [...]

AWS Student Community Day Philippines 2024

April 17, 2024, a day filled with learning and curiosity. This prestigious event was held at the Polytechnic University of the Philippines, Bulwagang Balagtas. This event served as a guide for budding tech enthusiasts and students who want to learn and dive into the world of cloud computing with Amazon Web Services (AWS). Throughout the day, participants got to listen to inspiring and knowledge filled discussions each designed to deepen their understanding of AWS [...]

Basics of the Basics to AWS – Part 0: Where do we begin?

This 6-part series is inspired from a talk I gave on the AWS Student Community Day 2024 Philippines. Through this series, I will be teaching you the basics of AWS through a gimmick I call “Build an App with Me”. This gimmick will be about us trying to model an application’s system architecture through the use of AWS services. Through this gimmick, I aim to give you all a better understanding of when and [...]