rohp

Sign in Subscribe

Latest — Aug 18, 2024

From Failed Pre-med to Software Engineer

We're going to start with the ending to this story, and I'll fill in the details as we continue down the page. I've "professionally" been a full time software engineer since the summer of 2017. In that time, I've worked

More issues

SQLite Simple but Mighty

Many of y’all may be familiar with SQLite. For some of you, it is that little file you used in school when learning about databases, maybe their internal data structures, and how to query them. For others, it might be that tiny tool you used to get that hackathon

The Art of the Pivot

Introduction In the ever-evolving landscape of the technology industry, the ability to adapt and transform is not just valuable; it's vital for survival and success. This transformative process, known as a 'pivot,' is often the linchpin in a tech company's journey, marking the shift

Understanding APIs through the Context of a Restaurant Menu

Have you ever been to a restaurant and wondered how the waiter gets your order to the kitchen so quickly? It’s because of the seamless communication between the waiter and the kitchen. Similarly, in the world of software development, applications need to communicate with each other in order to

Web dev: not the coding part

Web dev: not the coding part Assuming you know a programming language So this is gonna sound like a whole lotta things you need to learn but I promise you it’s not, just remember you’re learning concepts and some of many tools that implement them, you’re not

misc software dev notes

Between explaining topics to jr devs and teaching at the "devops and software engineering" class at a coding bootcamp, wrote up some quick talking points on a handful of common topics Software Development Life Cycle (SDLC) * the different stages of developing an application: planning -> design -&

DVA-C01 studying - Opensearch Service, EventBridge, Elastic Kubernetes Services, CodeGuru, CodeStar, Fault Injection Simulator

Opensearch Service (formerly Elasticsearch Service) What it is * https://aws.amazon.com/opensearch-service/ * distributed search and analytics suite derived from Elasticsearch * enables you to perform interactive log analytics, real-time application monitoring, etc. * has visualization capabilities powered by OpenSearch Dashboards and Kibana EventBridge What it is * https://aws.amazon.com/eventbridge/

CKAD studying - services and networking

NetworkPolicies * Pods communicate with eachother, even if on different nodes, over a virtual cluster network managed by Kubernetes * NetworkPolicy - Kubernetes object that lets you restrict network traffic to/from Pods within the cluster network; granular control * can be used to block specific network traffic * non-isolated pods - any Pod

DVA-C01 studying - SQS, SNS, SES, Kinesis, Elastic Beanstalk

SQS - Simple Queue Service What it is * https://aws.amazon.com/sqs/ * distributed message queue service (temp buffer to store messages waiting to be processed) * https://www.youtube.com/watch?v=oUJbuFMyBDk <- good explanation of message queues * helps decouple components of an application * messages can contain up

DVA-C01 studying - CodeCommit, CodeBuild, CodeDeploy, CodePipeline, CodeArtifact, ECS, CloudFormation

CI/CD tldr - making small incremental changes with as much of integration, building, testing, and deployed automated as possible. Countinuous integration - integrating or merging code changes frequently Continuous delivery - automating build, test, deployment Continuous deployment - fully automated release process to staging or prod after change passes