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 [...]

Build Your Own Slack Commands with Lambda Function URL

What are Lambda Function URLs? In the past, calling a Lambda function over HTTP required a lot of setup and configuration with API Gateway. The process of setting up API resources and methods, and linking them to the appropriate Lambda function, can be overwhelming, especially for developers who are new to it. With the function URL feature of the AWS Lambda service, you can create a secure HTTPS endpoint dedicated to a Lambda function. [...]

Working With AWS CLI (AWS Command Line Interface)

What is AWS CLI? AWS Command Line Interface (CLI) is a tool used to manage and interact with AWS Services using the command line. Users more comfortable in the command line can leverage the AWS CLI as it offers the exact scope of functionality as the AWS Console. AWS CLI requires minimal configuration before you can use it. Installed it on your local machine running on Linux, Windows, and macOS. What is the [...]

Event-driven Transfer on Storage Transfer Service for Google Cloud Storage

Last January 7, 2023, Google Cloud announced a new capability for Storage Transfer Service (STS). Now, users can do an event-driven transfer quickly to a Cloud storage whenever there are changes to a source bucket. The event-driven transfer is an execution mode on Storage Transfer Service that allows transfer to a destination using the events from the source as triggers. Google Cloud claims that the transfer rate is near-real-time between the source and its [...]

What’s New with the DOP-C02 AWS Certified DevOps Professional Exam in 2023?

Heads Up! The Amazon Web Services (AWS) Training and Certification team recently announced the third iteration of the AWS Certified DevOps Engineer - Professional (DOP-C02) exam. Mark your calendar – March 7, 2023 is the first day that you will be able to take the latest version of the AWS Certified DevOps Engineer Professional - Professional exam which has an updated exam code of DOP-C02. Remember that the current exam version (DOP-C01) will only [...]

Automatic SSH Key Pair Rotation via AWS Systems Manager Fleet Manager

Automatic SSH Key Pair Rotation via AWS Systems Manager Fleet Manager AWS Systems Manager has an extensive collection of features and capabilities to manage your AWS and hybrid systems. This service allows you to centralize operational data from various AWS services and automate manual tasks on both your on-premises and AWS resources. One of its capabilities is the AWS Systems Manager Fleet Manager, which provides a unified user interface experience to help organizations remotely [...]

Split-view DNS using Amazon Route 53

What is Amazon Route 53? Amazon Route 53 is a highly available and scalable Domain Name System (DNS) service. This allows you to do Split-view DNS or Split-horizon DNS implementation for your applications. It offers additional features that are not present from third-party domain registrars. Route 53 allows you to register domain names, route internet traffic to specific resources under your domain name using different routing policies and check the health status of your [...]

What’s New with the AWS Developer DVA-C02 Exam in 2023?

After almost 5 years since it was first released, the AWS Certified Developer Associate exam is finally getting revamped. The AWS Training and Certification team is launching a new version, with an exam code of DVA-C02, on February 28, 2023, making it the last of the three associate-level exams to receive a major overhaul. You can register for the new exam starting on January 31, 2023, or take the current DVA-C01 exam until February [...]

AWS Console Sign-In Options

In AWS, there are several ways to access and manage your organization's AWS resources, such as: AWS Management Console - a web-based user interface for creating and managing your AWS resources. AWS CLI - a command line interface that allows you to run scripts to control and automate multiple AWS services. AWS SDK - a software development kit containing a collection of libraries that developers can use to access AWS services. In this article, [...]

OpenAI’s ChatGPT vs Amazon Lex

What is ChatGPT? OpenAI’s ChatGPT is an improved version of the GPT3 (Generative Pre-trained Transformer, released in 2020) language model specifically designed to generate human-like text for chatbot applications. ChatGPT is trained on a large dataset of conversation transcripts and is able to generate appropriate responses to a wide range of inputs, including questions and prompts. ChatGPT uses a transformer architecture, which is a type of neural network designed for natural language processing tasks. [...]

AWS Certified Cloud Practitioner Exam Experience

The AWS Certified Cloud Practitioner exam is a popular certification for individuals looking to demonstrate their knowledge of the Amazon Web Services (AWS) cloud platform. This certification is suitable for individuals who are new to the AWS cloud and those who want to validate their understanding of the core AWS services and their use cases. The exam covers a wide range of topics, including the fundamentals of cloud computing, the AWS global infrastructure, the [...]