Tech Blogs - Tutorials Dojo

How to Book the Claude Certified Architect – Foundations (CCA-F) Exam
The Claude Certified Architect – Foundations (CCA-F) is Anthropic's foundational certification for professionals who design and build production systems with Claude. One thing is worth understanding before you register: the exam is scenario-based, not concept-based. Rather than asking you to define terms or recall facts in isolation, each question [...]
Get AWS AIF-C01 and CLF-C02 with 50% OFF: Build Your Future with Two AWS Certifications!
Artificial intelligence and cloud computing are changing the way we work. From writing emails with AI assistants to running business applications in the cloud, these technologies have become part of our everyday lives. You no longer need to be a software engineer to benefit from understanding how they work. [...]
The Best Local Development Setups for Web and Mobile Apps
Local development setups can affect how fast you build, test, and ship web and mobile apps. This guide is for students, developers, and everyone that wants to compare three practical cross-platform options. You will see how Next.js with Expo, Flutter with Android Studio, and Next.js with Capacitor perform in [...]
My First Exposure to Machine Learning with PyTorch
If you have ever opened a machine learning tutorial and felt like you were reading a math and statistics textbook, you are not alone. I spent months telling myself I would “get into AI eventually”, until I finally arrived at my breakthrough. This is not a textbook breakdown of [...]
Building AI Browser Agents with Browser Use and Playwright
Artificial intelligence is changing how developers interact with the web. Traditional browser automation was originally designed around predefined scripts, rigid workflows, and predictable user actions. Developers manually wrote automation logic that followed exact selectors, buttons, and navigation sequences. While effective, these systems often broke whenever websites changed their layouts [...]
The New Software Stack: AI + GitHub + Cloud
Software development looks very different today than it did five years ago. Developers are no longer working with isolated tools and manual deployment pipelines. Instead, the modern software stack has grown into a connected ecosystem where artificial intelligence, cloud infrastructure, automated DevOps workflows, and collaborative development platforms all work [...]
AI Coding Assistants Are Changing Junior Developer Learning Habits
Human AI workflows are rapidly transforming modern software development. From generating boilerplate code to debugging cloud infrastructure configurations, AI coding assistants are becoming part of the everyday toolkit of developers around the world. For junior developers, this shift is significantly changing how programming is learned. A few years ago, [...]
Connecting the Pieces: How AWS Services Form Cloud Architectures
One of the biggest surprises I encountered while learning AWS was realizing that understanding individual services and understanding cloud architecture are not the same thing. Like many beginners, I started by learning services one at a time. EC2 was a virtual server. S3 was object storage. RDS was a [...]
How to Deploy a Lovable Site to AWS Lambda Using the AWS Lambda Web Adapter
There is a real satisfaction in taking something you built yourself and putting it live on infrastructure you own and control. This guide shows you how to deploy a Lovable site to AWS Lambda using the AWS Lambda Web Adapter, so a page you designed in an afternoon can [...]
The Rise of Human + AI Workflows
I've grown with AI during it's formative years to see how the public's perception constantly shift. AI was once framed as a threat: You vs. AI. Then it became a divide: AI-assisted users vs. non-AI-assisted users. Now, we are entering the real future of work: You + AI. The [...]

NEW Product Release: All-in-Access: Courses + PlayCloud Sandbox (AWS) & Play Sandbox (AWS)

Brace yourselves for a journey into the cutting-edge realms of tech and education! We're thrilled to announce not one but two incredible products designed to supercharge your learning experience and bring your skills to new heights! 🚀 Get ready to dive into innovation with our super-focused PlayCloud Sandbox (AWS) and All-in-Access: Courses + PlayCloud Sandbox (AWS). Let's explore why these releases are set to revolutionize your learning journey. PlayCloud Sandbox (AWS) The PlayCloud Sandbox is a [...]

Building a Deployment Pipeline for a React Application with AWS CodePipeline

This is the second part of a series of blogs about the platform management of a React Application infrastructure by adding a continuous deployment component to the earlier infrastructure. In an earlier article, I wrote about how a private react application infrastructure can be deployed with Terraform code. Now, we will explore this further by building a deployment pipeline using AWS CodePipeline. Let's assume that the source code of the React web application is [...]

Train and Deploy a Scikit-Learn Model in Amazon SageMaker

Introduction In the ever-evolving world of machine learning (ML), the ability to efficiently train and deploy models is crucial for turning innovative ideas into real-world applications. This is where Amazon SageMaker, a fully managed service that provides every developer and data scientist with the ability to build, train, and deploy machine learning models quickly, stands out. Amazon SageMaker streamlines the machine learning workflow, offering a broad set of capabilities that are designed to enable [...]

Securing LLMs with Guardrails for Amazon Bedrock

One of the pillars of the AWS Well-Architected Framework is security. It is a foundational concept when running your workloads in the cloud to think about privacy, access limits, compliance with regulatory requirements, and data protection; and this includes Amazon Bedrock. Along with several AI announcements during the keynote of AWS CEO, Adam Selipsky during AWS re:Invent 2023 was Guardrails for Amazon Bedrock. As AI technology evolves and becomes more mature, it makes sense [...]

Building a Private React Application Infrastructure with Terraform

This is the first part of a series of blogs about the platform management of a React Application infrastructure using Terraform. In the early phases of a software development project, it is mandatory to have the application reviewed by security way before the Beta release to ensure that the app adheres to the standards of a secure web application and is able to protect the sensitive data it handles. Most of the time, DevOps [...]

How to Install and Configure PHP OpCache with Web Viewer on Ubuntu 20.04

The performance of your PHP applications can be significantly enhanced by using OpCache, a PHP opcode cache. OpCache reduces the need to recompile your PHP scripts on each request by storing the generated bytecode in memory, resulting in quicker execution rates and lessened server load. Image retrieved from https://www.pinterest.ph/pin/flash-running-poster-custom-posters-design-your-own-wall-art-create-personalized-prints--792281759458556733/ This article will walk you through installing and configuring PHP OpCache with Web Viewer on Ubuntu 20.04. Install OpCache Install the Nginx, PHP, and additional [...]

Deploying a Serverless Inference Endpoint with Amazon SageMaker

Introduction Welcome to our deep dive into the world of serverless machine learning (ML) inference using Amazon SageMaker. In this blog post, we will explore the innovative and efficient approach of deploying ML models without the need for managing servers, a method known as serverless inference. What is Serverless Inference? Serverless inference is a cloud computing execution model where the cloud provider dynamically manages the allocation of machine resources. The key advantage here is [...]

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

I recently took the beta exam of the AWS Certified Data Engineer - Associate DEA-C01 online, and from the get-go, I can see its resemblance to 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 [...]

Adding SSL to WordPress Website with Let’s Encrypt

With the rapid advancement of technology today, it is undeniable that this has resulted in a higher number of cyber-attacks, calling every website owner to strengthen their preemptive measure to protect and have robust security for their website and its users. One essential way of boosting website security is by obtaining an SSL (Secure Sockets Layer) certificate. This article will explore the reasons and benefits of adding an SSL certificate to your WordPress website. [...]

Setting Up AWS EventBridge for Cross-Region IAM Event Notifications

AWS EventBridge is a serverless event bus service that simplifies event-driven architectures. In this guide, we'll explore how to leverage EventBridge with a cross-region event bus to overcome the regional limitations associated with IAM (Identity and Access Management) events. This setup will enable you to capture and respond to IAM events seamlessly across AWS regions. Use Case: Cross-Region IAM Event Notifications with AWS EventBridge AWS CloudWatch Events are powerful, but they are region-specific, posing [...]