Tech Blogs - Tutorials Dojo

Detect Report React Rethinking the Manual Incident Response Playbook
In June 2026, nineteen Philippine government websites, including those of the Senate, the House of Representatives, and the National Bureau of Investigation, were defaced within a single week by a hacktivist group calling itself "Nullsec Philippines." By the time the Department of Information and Communications Technology (DICT) issued its [...]
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 [...]

Amazon EBS Multi-Attach

Amazon Elastic Block Store or EBS is a durable block-based storage device that can be attached to your EC2 instance. AWS released a feature called Multi-Attach, which allows EC2 instances to share a single EBS volume for up to 16 instances and provide higher availability of your applications for Linux workloads. Each instance to which the volume is attached has full read and write permissions to the volume. The following are several considerations and [...]

ECS Network Modes Comparison

Amazon Elastic Container Service (ECS) allows you to run Docker-based containers on the cloud. Amazon ECS has two launch types for operation: EC2 and Fargate. The EC2 launch type provides EC2 instances as hosts for your Docker containers. For the Fargate launch type, AWS manages the underlying hosts so you can focus on managing your containers instead. The details and configuration on how you want to run your containers are defined on the ECS [...]

AWS Certified Cloud Practitioner vs Microsoft Azure AZ-900 Exam

AWS Certified Cloud Practitioner vs Microsoft Azure AZ-900 Exam One way to boost your career in the cloud computing space is through certifications. These exams will help validate your current understanding and knowledge in the cloud. Cloud service providers offer different learning paths such as Cloud Architect, Cloud Developer, and Cloud Administrator. Both AWS and Microsoft have introductory certifications that will test your understanding of the basics. AWS has what they call the AWS [...]

Amazon SES

Bookmarks Common Use Cases Features Methods of Sending Emails Testing Amazon SES Concepts Email Authentication Methods Email Sending Requests Dedicated IP Addresses vs Amazon SES IP Addresses Security Pricing Limits Amazon SES Cheat Sheet A cost-effective and scalable email service that enables you to send mail from within any application. A regional service. Amazon SES is for applications that need [...]

Google Cloud Certifications Path

Bookmarks Associate Cloud Engineer Professional Cloud Architect Professional Cloud Developer Professional Data Engineer Professional Cloud DevOps Engineer Professional Cloud Security Engineer Professional Cloud Network Engineer Professional Collaboration Engineer Professional Machine Learning Engineer In the previous article, we talked about the most in-demand Azure Certifications in the market today. In this article, we'll discuss the certifications offered by Google Cloud, which is currently [...]

Azure Certifications Path

Bookmarks Azure Fundamentals (AZ-900) Azure Administrator Associate (AZ-104) Azure Developer Associate (AZ-204) Azure Solutions Architect Expert (AZ-104 and AZ-305) Azure DevOps Engineer Expert (AZ-104/AZ-204 and AZ-400) In the previous article, we have discussed the different AWS Certifications path. In this article, we will give you an overview of the top and most in-demand Azure certifications today. Azure Fundamentals (AZ-900) Purpose The AZ-900 Microsoft Azure Fundamentals certification [...]

AWS Certification Path

Before jumping into the different AWS certification paths, it's good to first learn the benefits of being AWS certified through this short article. It is also important to note that AWS has scrapped the prerequisite for Professional-level exams. Previously, you could only take the Professional-level exams (Solutions Architect Professional and DevOps Engineer Professional) after passing their Associate-level counterparts. Now, you can take any AWS exam without the need to pass any prior AWS exam, [...]

AWS, Azure, and GCP Certifications Path

In cloud computing and the IT industry in general, one way to prove that you know what you’re talking about is through certifications. If you are new to cloud, you might be wondering which AWS, Azure or Google Cloud certification exam is suitable for you. The first thing you need to do before you start is to write down your purpose in getting certifications. Is it for career growth, financial growth, or personal growth? [...]

Amazon Quantum Ledger Database (QLDB) (Retired)

Bookmarks How it Works Common Use Cases Components Of QLDB Performance Scalability Reliability Backup and Restore Security Pricing Limitations Amazon Quantum Ledger Database Cheat Sheet ⚠️ SERVICE DEPRECATION NOTICE AWS announces the end of support for Amazon Quantum Ledger Database (QLDB). End of Support: The service discontinued fully on July 31, 2025. Migration: AWS recommends migrating existing QLDB workloads to Amazon [...]

10 Common Use Cases of Cloud Computing

In the previous post, we gave you a few compelling reasons why you should learn cloud computing. In this section, we'll share with you the 10 most common use cases of cloud computing. Cloud computing is a powerful way of quickly building I.T infrastructures that can scale at any time. Large businesses and corporations have started moving their operations into the cloud as early as a decade ago. And most of them have attributed [...]