Tech Blogs - Tutorials Dojo

Build a Cozy AI Study Workspace with Next.js and Groq
The Importance of Branding in Tech Companies
In today’s fast-moving technology industry, building innovative solutions is only part of creating a successful company. Strong branding helps organizations communicate their identity, build recognition, and create meaningful connections with their audience. This article explores how branding allows technology companies to establish an impactful presence and how creative content [...]
AWSUGPH x Tutorials Dojo September Meetup: BEYOND THE BUILD
What does it take to turn an idea into something real? At the September meetup of AWS User Group Philippines and Tutorials Dojo, four speakers explored the decisions, challenges, and technologies shaping the way we build. https://www.facebook.com/share/p/1EzMrtZDFE/ On September 24, AWS User Group Philippines and Tutorials [...]
Build an 8-Bit AI Architecture Generator (Next.js & Groq)
Have you ever wanted to build a completely custom AI Architecture Generator, but got stuck trying to force a language model to output perfectly valid diagram syntax? Downloading a standard flowchart library is rarely plug-and-play. You wire up the code, run it, and immediately hit walls, from struggling to [...]
App Deployment Is More Than Just Writing Code
When I first started learning about application development, I thought creating an app was mostly about writing code, designing the interface, and making sure the features worked. Once the application was built, I assumed the next step would be to publish it and let people use it. However, as [...]
Setting up Amazon SES for a Lightsail Based Application
On this article, you will learn how you can send emails from AWS Simple Email Service (Amazon SES) on applications hosted in AWS Lightsail, a virtual private server. You will learn how to verify a sending domain, connect your application, and prepare to send password resets, notifications, and newsletters. [...]
How to Build an AI-Powered Django Notes App for Free
Have you ever wanted to build a completely custom AI-powered note-taking app, but got stuck trying to make the backend talk to modern language models? Downloading a starter Django repository is rarely plug-and-play. You clone the code, run it, and immediately hit walls, from struggling to securely [...]
What’s New with the AWS Certified Developer Associate (DVA-C03)?
If you are preparing for the AWS Certified Developer – Associate (DVA-C02) exam, you may be wondering what the new DVA-C03 exam means for you. AWS is updating this certification to match the skills developers use today—such as building apps on AWS, using AI tools to help write and [...]
What’s New with the AWS Certified Solutions Architect Professional (SAP-C03)?
If you have been preparing for the AWS Certified Solutions Architect – Professional (SAP-C02) exam, you may be wondering what the upcoming SAP-C03 update means for your study plan. AWS is refreshing the certification to reflect the broader responsibilities of today’s solutions architects—from designing reliable, cost-efficient systems to integrating [...]
Vera Rubin: NVIDIA’s Blueprint for the Agentic AI Era
If AI keeps getting smarter, can the infrastructure behind it keep up? Artificial intelligence is rapidly moving beyond simply generating answers. Modern AI systems are becoming capable of reasoning through problems, using external tools, retrieving information, executing tasks, and deciding what to do next. This is the idea behind [...]

Utilizing Lambda Functions to Control Amazon EC2 Instances via Slack

Managing and controlling resources is crucial in the cloud computing environment. Amazon Web Services (AWS) offers various services, including Amazon Elastic Compute Cloud (EC2), which provides scalable computing capacity in the cloud. Alongside AWS services, communication and collaboration tools like Slack have become integral to modern workflows. This article explores how to seamlessly integrate AWS Lambda functions with Slack to enable users to invoke actions such as rebooting, stopping, and starting EC2 instances directly [...]

Enabling Virtual Deliverability Manager in Amazon Simple Email Service (Amazon SES)

Amazon Simple Email Service (SES) offers a cloud-based solution tailored for digital marketers and application developers aiming to distribute various emails, including marketing emails, notifications, and transaction-based communications. This service stands out for its reliability and cost-efficiency, making it an ideal choice for enterprises of varying sizes wishing to maintain consistent communication with their clientele. Amazon Simple Email Service (SES) addresses the intricate challenges associated with large-scale email dispatches by offering a suite of [...]

Validate Referrer Headers Using CloudFront Function

Amazon CloudFront, a content delivery network (CDN), lets you distribute content with low latency and high data transfer speeds. One of its many features is the ability to create CloudFront functions, which are lightweight functions that can manipulate HTTP requests and responses. This article will discuss creating a CloudFront function to validate Referrer headers. Referrer Headers Referrer headers are an essential part of HTTP requests, as they indicate the webpage's address linked to the [...]

My AWS Certified Data Engineer Associate DEA-C01 Exam Experience 2024

I recently took the actual exam of the AWS Certified Data Engineer - Associate DEA-C01 online. Interestingly, it has some resemblances with the exam content of the AWS Certified Data Analytics Specialty test, albeit not entirely the same in terms of depth. This new Associate-level exam aims to validate the skills and knowledge of IT Professionals in core data-related AWS services, such as the ability to implement data pipelines, perform cost optimization, troubleshoot data [...]

Building Data Pipelines with No-Code ETL Using AWS Glue Studio

Introduction Welcome to the dynamic world of AWS Data Engineering! This beginner-friendly guide introduces you to the essentials of data staging and transformation within the AWS ecosystem without needing to code. By exploring the foundational use of Amazon S3 and AWS Glue, this guide provides a practical starting point for understanding how AWS data is handled and processed. Whether you're aiming for certification or looking to apply these skills in practical scenarios, this guide [...]

Setting Up Development Environments with AWS Cloud9

Welcome to the world of AWS Cloud 9, where seamless development and collaboration meet in the cloud! Whether you're a seasoned developer or just starting your coding journey, Cloud 9 is here to revolutionize the way you build and deploy applications. Imagine having the power to write, run, and debug your code all within a browser-based integrated development environment (IDE). This powerful tool eliminates the need for complex local setups and ensures you can [...]

Amazon EC2 Reserved Instance Purchasing Option and its Different Payment Terms

In today's fast-paced digital era, businesses rely heavily on cloud computing services to manage their operations efficiently. When it comes to cloud computing, one of the key decisions involves choosing the right instance purchasing options. With various options available, it can be overwhelming to determine the most suitable approach. In this article, we will focus on Reserved Instance purchasing options, payment terms, and significance for business. By the end, you'll have a clear understanding [...]

My AWS Certified SYSOPS Administrator – Associate (SOA-C02) Exam Experience

I recently took and passed the AWS Certified SysOps Administrator Associate Exam and wanted to share my experience. This was a challenging yet rewarding journey, and I hope my insights will help those planning to take the same path. About the Exam The AWS Certified SysOps Administrator Associate ( SOA-C02 ) is consistently among the top paying IT certifications, considering that Amazon Web Services is the leading cloud services platform in the world with almost 50% market share! [...]

VPC Interface Endpoint vs. Gateway Endpoint in AWS

What is a VPC Endpoint? With a VPC endpoint, you can establish a private connection to specific AWS services and VPC endpoint services through AWS PrivateLink. It eliminates the need for public IP addresses for communication between these services and your Amazon VPC instances. Furthermore, a secure connection is maintained since no information leaves the Amazon network while traveling between your Amazon VPC and the service. VPC endpoints are virtual devices that enable communication [...]

Switching Your Spot EC2 Instance to a Reserved EC2 Instance

Amazon Elastic Compute Cloud (EC2) is a cloud computing service that instantly provides flexible and scalable resources to deploy virtual servers, called instances. While Spot Instances can save you a significant amount of money, especially for short-lived workloads, there may come a time when you need a more predictable pricing model. This is where Reserved Instances (RIs) come in handy. In this article, we'll explain the reasons for switching from a Spot Instance to [...]