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 [...]

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 [...]

AWS re:Invent 2022 Announcements for AWS Machine Learning Engineers and Data Scientists

Every year, professionals all around the world attend the most transformative tech event — AWS re:Invent. Here, a LOT of new AWS services and capabilities are announced and discussed. In this post, we will focus on the major announcements relevant to data scientists and ML engineers! A Gentle Introduction to Amazon SageMaker The major announcements discussed in this post focus on SageMaker, so we will spend a paragraph or two quickly talking about the [...]

AWS re:Invent 2022 Highlights

If you’re new to AWS and haven’t heard of re:Invent, this is a global cloud community event where AWS announces new features and services. You also get to meet like-minded IT professionals who are eager to learn more about cloud computing. For November 28, 2022 - December 2, 2022, the biggest, most comprehensive, and the most vibrant event will be held again in Las Vegas. In this article, we’re going to take a look [...]

What is Prometheus?

What is Prometheus? Prometheus is an open-source system monitoring and alerting toolkit originally built at SoundCloud. This tool's primary function is to collect and store metrics as time series data. For example, suppose you have a running web application that is too slow. You can use Prometheus to determine the response time of a web server or the number of active connections/queries in a database. Features: Multi-dimensional data model with time series data identified [...]

What is Grafana?

What is Grafana? Grafana is an open-source analytics and interactive visualization web app. When connected to supported data sources, it displays charts, graphs, and alerts on the web. The product is described as a "complete observability stack,” which includes everything you need to interact with your data. How It Works To visualize and analyze data in a dashboard, you’ll need to set up the following: Server - produces the data that you want [...]

How to View your Actual AWS Bill if you have AWS Credits

Having AWS Credits can significantly reduce the cost of your cloud resources in your AWS account. However, there are some changes in your AWS Billing and Cost Management console that you must be aware of, to ensure that you still understand the running cost of your cloud services. You can easily view the actual bill of your Amazon Web Services (AWS) account on the Bills page by default, which you can access via the [...]