Tech Blogs - Tutorials Dojo

Understanding Your API: The API-verse
In this blog, I will guide you through understanding the various types of APIs. You'll learn about different API classifications you can use for your next project and when to implement each one. This high-level overview of API varieties will expand your knowledge and help you become well-versed in [...]
PartyRock: AI Python Code Checker for Tech Interview Simulation
Bookmarks What is Party Rock? AI Code Checker Tools Comparison UI Components of our PartyRock-based Python Code Checker Python Interview Topics Covered by the PartyRock app Use-cases and Applications of PartyRock-based Python Code Checker Hands-on Exercise: Getting Started with PartyRock Final Remarks [...]
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. [...]
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 [...]
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 [...]
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 [...]
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 [...]
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 [...]
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 [...]
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 [...]

Amazon Aurora Machine Learning

Amazon Aurora Machine Learning is a proprietary technology of Amazon that enables a native SQL user to integrate Machine Learning-based predictions to an application without knowing or understanding any machine learning algorithms. Machine learning heavily relies on datasets for it to work. You can say that data is the oil that keeps the engine of machine learning running. There is a massive amount of data generated every day. To give you an idea, according [...]

NEW EXAM VERSION – AWS Certified SysOps Administrator Associate SOA-C02 vs SOA-CO1

AWS previously announced a new update on the AWS Certified SysOps Administrator - Associate exam. This certification exam is designed for individuals who have at least a year of hands-on experience with networking, management, deployment, and security on the Amazon Web Services (AWS) platform. The sample exam questions can be found in this link. The beta version of the AWS Certified SysOps Administrator - Associate (SOA-C02) exam was made available from February 16 to March 26, 2021. The [...]

Logging Using awslogs Log Driver in Amazon ECS

Monitoring and logging can be as important as developing and deploying applications. Imagine managing an enterprise-level distributed application that runs on hundreds of containers. You must place your containers cleverly on instances to achieve a certain level of resilience and performance. On top of that, you would want to have visibility into CPU and memory usage so you’ll have an idea which task/tasks are resource-hungry at a given time. You may also want to [...]

AWS Savings Plan

AWS Savings Plan Cheat Sheet Savings Plan is a flexible pricing model that helps you save up cost on Amazon EC2, AWS Fargate, and AWS Lambda usage. You can purchase Savings Plans from any account, payer or linked. By default, the benefit provided by Savings Plans is applicable to usage across all accounts within an AWS Organization/consolidated billing family. You can also choose to restrict the benefit of Savings Plans to only the account [...]

NEWS: AWS re:Invent 2020 will be Hosted Online and Registration is FREE!

NEWS: AWS re:Invent 2020 will be Hosted Online and Registration is FREE! AWS re:Invent is a conference organized by Amazon Web Services for the cloud computing community. Since 2012, the conference has always been held in Las Vegas, but this time it’s going to be different. This 3-week conference will now be hosted online, and take note that this event is FREE for everyone. To join AWS re:Invent 2020 on November 30 - December [...]

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’ [...]