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Managing Growth: Microservices vs. Monolithic Architecture

The content discusses the transition from a monolithic to a microservices architecture for a growing online retail company. It explains challenges of monolithic systems under increased demand, benefits of microservices such as independent deployment and service autonomy, and suggests a microservices redesign to enhance scalability, fault isolation, and maintainability.

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AWS EC2 Setup for GPU CUDA Programming

Last weekend, I explored GPU CUDA programming using AWS. Despite initial service quota issues, I successfully launched an EC2 instance equipped with an NVIDIA GPU. After setting up the environment, I compiled and ran a CUDA program, achieving a remarkable speedup of 151 times faster on the GPU compared to the CPU.

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How Did I Run and Containerise My First Flask App?

The article discusses the challenges of consistent application behavior in software development and how Docker addresses these issues. It outlines the creation of a simple Flask app, its containerization using Docker, and steps to ensure accessibility from outside the container. Troubleshooting and cleanup procedures are also covered, emphasizing a portable setup.

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How to Fix AWS SignatureDoesNotMatch Error

The "SignatureDoesNotMatch" error often occurs when uploading files to AWS S3 due to signature mismatches related to secret keys. The author shares a step-by-step guide to troubleshoot this issue, which includes verifying IAM user credentials, configuring access keys, and successfully retrying the upload operation after resolving permissions.