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 [...]

AWS Glue

Bookmarks Use Cases Concepts Populating the AWS Glue Data Catalog Authoring Jobs Glue DataBrew Monitoring Security Pricing Validate Your Knowledge AWS Glue Cheat Sheet A fully managed service to extract, transform, and load (ETL) your data for analytics. Discover and search across different AWS data sets without moving your data. AWS Glue consists of: Central metadata repository ETL engine Flexible scheduler Use [...]

Managing Amazon GuardDuty Security Findings Across Multiple Accounts

In our previous article, we discussed how GuardDuty can help organizations monitor their workloads and AWS accounts from malicious activities and how to monitor findings with Amazon CloudWatch Events. Imagine that your organization has multiple AWS accounts for different workloads, teams, and projects. With every account, you need to monitor GuardDuty findings individually. It will be quite difficult for your security team to monitor these findings with their constant switching between AWS accounts. Amazon [...]

Monitoring GuardDuty Findings with Amazon CloudWatch Events

Large scale cyber attacks are now becoming normal in this age of interconnectivity. As we rely more and more on cloud technologies, companies are looking to tap into digital innovations to improve their businesses. Cyber attacks are costing companies millions of dollars of downtime not to mention the possibility of lawsuits whenever an attack occurs. It is imperative that security teams have the means to prevent, detect, and take actions to ensure that the [...]

Aurora Serverless Tutorial Part 2

In the first part of this tutorial, we gave a walkthrough on Aurora Serverless and its use case. You can read the article here. For this tutorial, we will do some hands-on training and create an Aurora Serverless database. Creating an Aurora Serverless Database: 1. Open the AWS console and go to RDS. Click the button “Create database”. 2. Choose Amazon Aurora. You can either choose MySQL or PostgreSQL compatibility. In this tutorial, we [...]

Aurora Serverless Tutorial – Part 1

What is Aurora Serverless? Before we get into it, let us briefly define Aurora and serverless first. Aurora is a fully managed, closed source relational database that is compatible with MySQL and PostgreSQL. According to Amazon, it is five times faster than the standard MySQL and three times faster than PostgreSQL. It uses a distributed architecture that provides fault tolerance and high availability. Serverless is a technique in the cloud that follows the ‘pay-per-use’ [...]

Google Cloud Source Repositories

Google Cloud Source Repositories Cheat Sheet A fully managed git repository where you can securely manage your code. Features You will be able to extend your git workflow with Cloud Source Repositories. Set up a repository as a Git remote. Push, pull, clone, log, and perform other Git operations as required by your workflow. You can create multiple repositories for a single Google Cloud project. This allows you to organize the code associated with [...]

Google Cloud Deployment Manager

Google Cloud Deployment Manager Cheat Sheet Google Cloud Deployment Manager is an infrastructure deployment service that automates the creation and management of Google Cloud resources. Features You can write template and configuration files and utilize them to create deployments that have a variety of Google Cloud services working together, such as: Cloud Storage Compute Engine Cloud SQL A configuration defines the structure of your deployment. You must specify a configuration on a YAML file [...]

Google Cloud Billing

Bookmarks Features Cloud Billing Account & Payments Profile Cloud Billing Reports Cloud Billing Budgets Overview of Cloud Billing roles in IAM Validate Your Knowledge Google Cloud Billing Cheat Sheet You can configure billing on Google Cloud in a variety of ways to meet different needs. To use Google Cloud services, you must have a valid Cloud Billing account, Features If you have a project that [...]

Google Cloud Console

Google Cloud Console Cheat Sheet Google Cloud Console is a web admin interface to manage your Google cloud infrastructure. Features You can create projects on Google Cloud Console. With Cloud Console, you can quickly find and check the health of all your cloud resources in one place, including virtual machines, network settings, and data storage. Logging Manage and audit user access to project resources. Track down production issues quickly by viewing logs. You can [...]

Google Cloud Key Management Service

Google Cloud KMS Cheat Sheet The Google Cloud Key Management Service (KMS) is a cloud-hosted key management service that enables you to manage encryption keys on the Google Cloud Platform. Features Lets you manage your symmetric and asymmetric cryptographic keys the same way you manage them in an on-premises environment. You can decide to use the keys generated by Cloud KMS with other Google Cloud services. These keys are known as customer-managed encryption [...]