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 [...]

Cloud-9.1: Purchasing Your Domain with Amazon Route 53

Before you can showcase your skills online, you need a digital home, a domain name that makes your portfolio easy to find and uniquely yours! In the Cloud-9 Steps to Building Your Portfolio Website, our journey begins with purchasing a domain with Amazon Route 53, a powerful and seamless way to register and manage your website's address. What is a Domain? On the internet, a domain (or domain name) is the unique address of a [...]

Cloud-9: Create Your Portfolio Website with AWS

Have you ever felt like your resume doesn’t fully capture your potential? In the current competitive job market, a one- or two-page CV may not be sufficient to completely highlight your experience and abilities. So, what's the answer? A portfolio website! What is a Portfolio Website? A portfolio website is a digital resume that demonstrates your projects, skills, and achievements to possible clients, employers, or collaborators. It doesn't stop there; unlike standard plain-text resumes, [...]

Netflix Streaming Explained: How CDN Technology Ensures Lag-Free Global Viewing Introduction to Global Infrastructure part 1

Have you wondered how Netflix streaming delivers your favorite series in HD quality without buffering or lagging? The answer lies in advanced CDN technology or Content Delivery Networks, a critical element of today's global infrastructure. CDNs enable Netflix to optimize its global streaming performance, drastically reducing latency and providing seamless viewing experiences worldwide. Understanding Global Infrastructure with a Simple Analogy To understand how this works, let’s use a coffee shop analogy. Imagine a coffee [...]

Unleashing the Full Potential of AWS Lambda with Containers

AWS Lambda has revolutionized serverless computing by allowing developers to run code without the hassle of provisioning and managing servers. However, even though AWS Lambda functions are powerful, they still come with limitations that significantly impact scalability, dependency management, and runtime flexibility. In this guide, we will explore the following: The limitations of traditional AWS Lambda and how Lambda Containers solve these issues. AWS-provided optimized container images A step-by-step tutorial how to build Lambda [...]

Guarding the Genome: Ensuring Security Compliance for Genomic Data on AWS

Introduction “Guard”? You’ve read the title and probably thought to yourself, “This sounds serious..." If you have read the previous articles related to bioinformatics in AWS, you know we are dealing with biological data. If you haven't, you can check them out here as well. Due to the innovation of current technologies (AWS being one of them), there is also a rising need to ensure that these technologies comply with laws relating to privacy [...]

Streamline your SageMaker Environments using Terraform

Bookmarks Advantages of using Terraform in SageMaker AI Disadvantages of using Terraform in SageMaker AI Solution Overview Solution The high-level steps to implement this solution with Terraform Pre-requisites for provisioning SageMaker AI Studio with Terraform Create the S3 Bucket and DynamoDB for Remote State Let's implement the Terraform Project Structure for your SageMaker AI Make the required IAM Resources. Put in place Storage Resources [...]

Maximizing ROI: Analyzing Google Ads Spend vs. Sales Performance

In digital marketing, every spent on advertising should contribute to measurable growth. But how do you determine if your Google Ads investment is truly delivering results? Businesses can assess the direct relationship between ad spend and conversions by analyzing key data from Google Ads and Google Analytics. This blog will explore how to justify an increase in Google Ads expenditure by reviewing sales performance and helping you make data-driven decisions to optimize your advertising [...]

Pushing Application Logs from Amazon Lightsail to Amazon CloudWatch: A Step-by-Step Guide

In my previous article, I mentioned how you can use your application logs hosted on an Amazon Lightsail instance to create a subscription filter in Amazon CloudWatch. But have you ever wondered how to push your application logs from your Lightsail instance to CloudWatch? Unlike in the EC2 instance, which allows you to easily modify the IAM role and attach the CloudWatchAgentServerPolicy, Amazon Lightsail lacks this capability in its default configuration. Pushing application logs [...]

How to Automate Storage and Memory Space Monitoring in Amazon EC2 with CloudWatch and Slack

Managing resources effectively is crucial when operating in the cloud. One important aspect of managing Amazon EC2 instances is monitoring storage and memory usage. Storage space, primarily driven by Amazon Elastic Block Store (EBS), and memory (RAM) are two critical resources that need constant monitoring to avoid performance degradation and optimize costs. Fortunately, with Amazon CloudWatch and Slack, you can automate monitoring these resources and get notified when thresholds are crossed. This blog will [...]

Website Down? How to Manually Increase Amazon EBS Volume Size and Get Back Online Fast!

It was a regular day, and everything was running smoothly—customers were browsing your website, orders were coming in, and business was booming. The server was handling traffic efficiently, and everything seemed to be operating as expected. But then, disaster struck—your website suddenly crashed. Panic set in as you scrambled to find out what had happened. Was it a DDoS attack? A misconfiguration? A sudden surge in traffic? You immediately logged into the AWS Management [...]