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📢 NEW PRODUCT RELEASE - AZ-204 Microsoft Azure Developer Associate for only $10.99 + $2 OFF on ALL Mock Exams!

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Home » Collections for Nestor Mayagma Jr.

About Nestor Mayagma Jr.

Nestor is a cloud engineer and member of the AWS Community Builder. He continuously strives to expand his knowledge and expertise in AWS to foster personal and professional growth. He also shares his insights with the community through numerous AWS blogs, highlighting his commitment to Cloud Computing technology. In his leisure time, he indulges in playing FPS and other online games.

Google AgentSpace: Redefining Enterprise Automation with AI

2025-04-24T03:10:38+00:00

Enterprise automation has evolved significantly over time, driven by the increasing demand for intelligent, scalable, and efficient solutions. While traditional automation tools—including advanced large language models (LLMs)—can generate suggestions or compose responses, their capabilities often stop at that stage. However, as the digital landscape rapidly advances, companies need more than recommendations; they require systems that can take action. This is where AI agents excel. Unlike LLMs, which focus on content creation and evaluation, AI agents function as autonomous operators. They do more than recommend the next step—they execute it. Whether running workflows, making real-time decisions, adapting to changing environments, or [...]

Google AgentSpace: Redefining Enterprise Automation with AI2025-04-24T03:10:38+00:00

AZ-204: Microsoft Azure Developer Associate Exam Study Guide

2025-04-17T07:53:47+00:00

Bookmarks Study Materials Azure Services to Focus On Validate Your Knowledge Final Remarks The AZ-204 Microsoft Azure Developer Associate certification exam is tailored for people overseeing various development stages. This includes tasks such as gathering requirements, designing, developing, deploying, securing, maintaining, optimizing, and monitoring applications and services. Candidates for this certification are expected to be skilled in using Azure SDKs, managing data storage solutions, establishing data connections, and integrating APIs. They should also demonstrate expertise in authenticating and authorizing applications, deploying compute and container resources, and troubleshooting applications within the Azure environment. Additionally, [...]

AZ-204: Microsoft Azure Developer Associate Exam Study Guide2025-04-17T07:53:47+00:00

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

2025-03-19T07:29:05+00:00

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 to Amazon CloudWatch is invaluable for maintaining a robust monitoring system. It allows you to track application performance, diagnose issues in real-time, and gain deeper insights [...]

Pushing Application Logs from Amazon Lightsail to Amazon CloudWatch: A Step-by-Step Guide2025-03-19T07:29:05+00:00

Creating a Self-Healing Mechanism for a Lightweight Website

2025-02-26T03:13:15+00:00

Downtime can be a major disruption for any website, but for lightweight websites like personal blogs or any type of static site, a simple restart of the instance might be all that's needed to resolve the issue. In this article, we'll walk through setting up a self-healing mechanism using AWS Lambda and Amazon EventBridge. This will automatically detect if your website is down, restart it, and send a notification to Slack. We'll also explore how Amazon CloudWatch can be used as a trigger for the Lambda function via a subscription filter and discuss some common causes of downtime or 5xx [...]

Creating a Self-Healing Mechanism for a Lightweight Website2025-02-26T03:13:15+00:00

Automating File Uploads from Slack to Amazon S3: Harnessing AWS Lambda and Slack API

2025-01-17T10:06:01+00:00

Efficient management and storage of files is vital for any team’s productivity. Automating the process of uploading files from Slack directly to Amazon S3 using AWS Lambda provides a streamlined and secure method for file storage. This integration guarantees that files shared on Slack are systematically stored in a scalable manner, ensuring they are easily accessible for future reference. Leveraging AWS Lambda and the Slack API, this solution minimizes the risk of data loss and removes the need for manual file management, allowing your team to focus on more critical tasks. This article will guide you through the implementation steps [...]

Automating File Uploads from Slack to Amazon S3: Harnessing AWS Lambda and Slack API2025-01-17T10:06:01+00:00

Cost Notifier: Keep Track of Your Google Cloud Platform Expenses

2024-12-27T08:14:00+00:00

Have you ever had that moment when you realize your cloud costs have unexpectedly increased? Keeping track of your Google Cloud Platform (GCP) expenses usually requires manual effort, as you need to visit the console regularly. But what if you could receive daily updates on your costs automatically? Enter Slack notifications! Imagine receiving a daily report about your GCP billing directly in your favorite messaging app. It’s like having a personal assistant to help you manage your cloud expenses. This automation uses BigQuery, Cloud Run Functions, and Cloud Scheduler to keep you informed about your costs. Let’s break it down [...]

Cost Notifier: Keep Track of Your Google Cloud Platform Expenses2024-12-27T08:14:00+00:00

Retrieval-Augmented Generation (RAG) for Foundation Model Customization

2024-12-02T06:01:45+00:00

Artificial Intelligence (AI) has rapidly advanced, pushing the limits of what machines can accomplish. However, one significant challenge remains: ensuring that AI responses are both accurate and contextually relevant while being up-to-date. This is where Retrieval-Augmented Generation (RAG) comes in—a cutting-edge approach that integrates the capabilities of data retrieval with advanced AI generation techniques. In this blog, we will explore the details of RAG, discussing its benefits, applications, and how to implement it using AWS. Understanding Retrieval-Augmented Generation (RAG) RAG (Retrieval-Augmented Generation) incorporates real-time data retrieval into the generative process. Unlike traditional models that depend solely on pre-trained data, RAG [...]

Retrieval-Augmented Generation (RAG) for Foundation Model Customization2024-12-02T06:01:45+00:00

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

2024-10-29T08:00:35+00:00

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 automatically converting your console actions into reusable code snippets. Whether you're setting up an EC2 instance or configuring a VPC, AWS Console-to-Code can generate code in [...]

AWS Console-to-Code: Seamlessly Transform Manual Actions into Reusable Code2024-10-29T08:00:35+00:00

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

2024-10-24T11:16:45+00:00

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 commands, ensuring they can perform their tasks without compromising system integrity. Retrieving User Emails in WordPress via MySQL To retrieve user emails from WordPress based on [...]

Streamline Your Workflow: Automating User Email Retrieval in WordPress with AWS SSM and Lambda via Slack command2024-10-24T11:16:45+00:00

Transferring an Amazon Route 53 Domain to Another AWS Account: Troubleshooting DNS Propagation

2024-08-28T06:02:20+00:00

I recently transferred my domain to a different AWS account. However, despite waiting for the standard 24-48-hour DNS propagation period, I noticed the changes were not propagating as expected. In this article, we’ll delve into the steps I followed, potential pitfalls, and solutions to ensure a smooth domain transfer process. DNS propagation is the process of updating and reflecting changes made to your domain's DNS records across all DNS servers worldwide. When you make changes to DNS records, for example, updating your domain's IP address or name servers, these changes need to be communicated to all DNS servers on the [...]

Transferring an Amazon Route 53 Domain to Another AWS Account: Troubleshooting DNS Propagation2024-08-28T06:02:20+00:00

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