Tech Blogs - Tutorials Dojo

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, call five tools, and make a hundred small decisions before it ever shows you a result. That's a different animal [...]
Should Philippines Make Its Own Local Large Language Model?
As countries all around the world are beginning to seriously invest in their own models, there is a growing debate on whether the country should create its own local large language model. If we do, would it be cost-effective? And if it is, would it be beneficial? As [...]
How to Balance Business Goals with User Needs in UI/UX: A Data-Driven Approach
The Tug-of-War Balancing business goals with user needs in UI/UX is a challenge every designer eventually runs into. Users want fast, free, and beautiful experiences with no friction anywhere. The business, meanwhile, wants high conversion rates, low hosting costs, and a fast time-to-market. These two wish lists are not always [...]
UI/UX Design: Speeding Up the Creative Process with AI
The Builder's Mindset If you have ever stared at a blank Figma canvas with a deadline looming — a thesis defense, a hackathon demo, or just a personal app idea you finally want to ship — you already know that speed matters as much as polish. A traditional UI/UX [...]
Agentjacking: How Fake Sentry Errors Hijack AI Coding Agents
AI coding agents like Claude Code, Cursor, and Codex now do far more than autocomplete. They read source code, query observability platforms, open pull requests, and run terminal commands on developer machines. That expanded access is useful, but it also creates a problem most security teams have not accounted [...]
Build AI Apps Faster with Google AI Studio and Gemini
Artificial intelligence has become an essential part of modern software development. It helps developers build applications that understand natural language, generate content, analyze documents, write code, and automate complex tasks. While large language models (LLMs) make these features easier to use, integrating them into real applications still takes time. [...]
OpenRouter Explained: Access Multiple AI Models Through One API
The rapid advancement of generative AI has given developers access to an ever-growing collection of large language models from providers such as OpenAI, Anthropic, Google, Meta, Mistral AI, and xAI. Each model offers different strengths, whether in reasoning, code generation, content creation, multilingual support, or cost efficiency. While having [...]
Build Your Own JARVIS AI Chatbot Interface using Vercel
Have you ever watched Tony Stark boot up his suits and wished you had your very own J.A.R.V.I.S. to help you code, research, or just manage your day? If you are just starting out with web development, you have probably noticed that most AI chatbot tutorials look exactly the [...]
Can’t Use the Terminal, Can’t Defend the Network: The Importance of Cybersecurity Degrees in the Philippines
Can't Use the Terminal, Can't Defend the Network: The Importance of Cybersecurity Degrees in the Philippines Open a job posting for a Security Operations Center (SOC) analyst, a penetration tester, or a systems administrator anywhere in the world, and one requirement shows up again and again: comfort with the [...]
PromptWars hackathon: students built AI apps
On June 20, 2026, thirty junior and senior high school students spent a day at Programmable Makati building working AI applications. The event was PromptWars: AI-Powered, Student-Built, a hackathon run by DEVCON Kids Philippines and Tutorials Dojo. This event demonstrated how beginners can build with high impact solutions [...]

Implementing IP Blocking and Unblocking Using AWS Lambda, Slack, and AWS Systems Manager

Blocking IP addresses is a crucial security measure for protecting an organization's infrastructure from various cyber threats, including DDoS attacks, brute-force login attempts, and unauthorized access. By blocking malicious or suspicious IPs, organizations can prevent system compromise, reduce unwanted traffic, and ensure that only trusted networks access critical resources. This helps maintain the performance and stability of the systems while ensuring compliance with security policies. Automating IP blocking using AWS Lambda and AWS Systems [...]

AWS in Bioinformatics: Biology, data, & the cloud

Marriage of biology and tech. With the current technological advancements, how about we throw in the cloud in the tech too? Just like... Bioinformatics in AWS HealthOmics. Yes, you read that right! Are you torn between the two and want to pursue them both? To sit in a laboratory working on something new and interesting without bidding your farewell to the “Hello World!”? Then this article will introduce a field that may interest you. [...]

Deploy a Next.js Static Site to AWS with GitHub Actions and Bunjs

At the AWS Community Day Philippines 2024, during the preparation for the event, the organizers assigned me the responsibility of setting up a Continuous Integration and Continuous Deployment (CI/CD) strategy for the website. Therefore, in this blog, I will explain the approach I took and how I utilized GitHub Actions and BunJs to create a swift and efficient CI/CD pipeline for deployment on Amazon Simple Storage Service (S3) along with Amazon CloudFront. AWS Community [...]

Setting up Slack notifications on Tag Modifications for EC2 Instances

Monitoring resource configurations in a dynamic cloud environment is important, especially in production. One essential aspect of managing AWS resources, such as Amazon EC2 instances, is tracking tag modifications. Tags are not just labels but vital in organizing resources, enabling billing allocation, and enforcing compliance policies. Any unintentional tag modification can disrupt operations or mislead resource management, making timely alerts vital. This article will guide you through setting up automated Slack notifications to alert [...]

Introduction to Amazon SQS FIFO and Standard Queues

Amazon Simple Queue Service (SQS) is a fully managed message queuing service by AWS that allows distributed applications to communicate asynchronously, making it a critical tool for decoupling microservices and improving system resilience. SQS offers two types of queues tailored for different use cases: Standard Queues: These queues are designed for high throughput, allowing an unlimited number of transactions per second while supporting at-least-once message delivery. Although standard queues don’t guarantee strict message ordering, [...]

AWS Console-to-Code: Seamlessly Transform Manual Actions into Reusable Code

Cloud computing today demands efficiency and automation like never before. AWS Console-to-Code is an innovative tool designed to bridge manual operations with automated infrastructure management. By transforming console actions into reusable Infrastructure-as-Code (IaC), this feature streamlines workflows, enhances consistency, and accelerates deployment processes. This article will guide you through the process of implementing AWS Console-to-Code to launch Amazon EC2, VPC, and RDS. What is AWS Console-to-Code? AWS Console-to-Code utilizes Amazon Q Developer to simplify the process of [...]

Automate CloudFront Invalidation via Slack

In today's digital age where most people are using gadgets, we're likely familiar with the term "cache". Most of us first hear about cache when looking to free up storage or improve performance on our mobile devices especially for android users. If we look at our device's settings then navigate to the storage of an application, we will see two options: one is to delete the app entirely, and the other one is to [...]

Streamline Log Monitoring for Nginx with CloudWatch Agent

Monitoring the health and performance of your applications is essential for maintaining reliable operations, detecting issues, and troubleshooting efficiently. Monitoring logs can provide invaluable insights into server behavior, user activity, and error occurrences regarding web services. However, tracking logs across distributed systems can be challenging. Amazon CloudWatch Agent is a powerful tool that collects metrics and logs from your EC2 instances and on-premises servers and centralizes them in Amazon CloudWatch. With centralized monitoring, teams [...]

Automated Slack Notifications for RI Coverage Across All AWS Regions

Efficient management of cloud resources is essential for maintaining a company's flexibility and cost-effectiveness. Reserved Instances (RIs) offer significant cost-saving opportunities, but to fully leverage its benefits, consistent monitoring and optimization are key. By automating Slack notifications for RI coverage, businesses can ensure teams stay informed and take timely action to maximize savings. This comprehensive article explores the advantages of integrating automated Slack notifications for RI coverage across all AWS regions, helping teams maintain [...]

Streamline Your Workflow: Automating User Email Retrieval in WordPress with AWS SSM and Lambda via Slack command

In today’s fast-paced digital environment, operational efficiency and security are important. This blog post explores a streamlined approach to retrieving user emails from specific IPs in WordPress using Slack Slash commands powered by AWS Systems Manager (SSM) and AWS Lambda. Automating this process significantly reduces the operational overhead associated with running SQL commands manually. Additionally, this method enhances security by allowing users who lack access to production environments to execute necessary scripts through Slack [...]