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Field & Reference Notes

C# Programming Languages

C# Fundamentals – 2021/22 Edition

C# is a general-purpose, multi-paradigm programming language encompassing static typing, strong typing, lexically scoped, imperative, declarative, functional, generic, object-oriented, and component-oriented programming disciplines.

By michal, 4 yearsOctober 28, 2021 ago
Architecture AWS Cloud Scalability

AWS: Scaling EC2 Groups with SQS

Overview Scale EC2 groups based on CloudWatch Alarms using SQS capacity metrics Create CloudWatch Alarms Create scale-in and scale-out alarms using the SQS ApproximateNumberOfMessagesVisible metric Create Read more

By michal, 5 yearsDecember 6, 2020 ago
Architecture AWS Cloud Disaster Recovery (DR) High-Availability (HA)

AWS: RDS Multi-AZ, Multi-Region and Read Replicas

Multi-AZ Deployments The main purpose is high availability – failover It happens automatically in the background It can be enabled on the database creation or Read more

By michal, 5 yearsDecember 5, 2020 ago
AWS Cloud Data

AWS: Amazon Athena

Amazon Athena Overview Amazon Athena is an interactive query service (serverless) that allows analyzing data in Amazon S3 using SQL Athena used Data Catalogue that Read more

By michal, 5 yearsNovember 30, 2020 ago
AWS Cloud

AWS: VPC Endpoints

Overview VPC Endpoint enables a private connection between VPC and AWS supported services (including S3, Athena, DynamoDB, ECS) and AWS Marketplace services (AWS PrivateLink-powered SaaS) Read more

By michal, 5 yearsNovember 28, 2020 ago
AWS Cloud

AWS: EC2 Roles and Instance Profiles

Overview An IAM Role is an IAM entity that defines a set of permissions for making AWS service requests. IAM roles are not associated with a specific user or group. Instead, trusted entities assume roles, Read more

By michal, 5 yearsNovember 27, 2020 ago
Data Development Programming Languages Python

Python: Working With Data

Python – Data Science Toolbox — Importing Data, Cleaning Data, pandas Foundations, Manipulating DataFrames and more.

By michal, 5 yearsNovember 22, 2020 ago
Development Programming Languages Python

Introduction to Programming in Python

Introduction to programming in Python. Environment setup, basic syntax and data types, collections, generators, decorators and object-oriented programming.

By michal, 5 yearsOctober 21, 2020 ago
Development Programming Languages Scala

Intro to Scala

Scala is a high-level, general-purpose programming language with support for both object-oriented and functional programming. Scala is statically typed and compiled into Java bytecode (JVM instructions).

By michal, 5 yearsSeptember 17, 2020 ago
AWS Certification Cloud

AWS Certified Solutions Architect – Associate (SAA-C02) – Databases

AWS Supported Database Types Hosted Services Relational (OLTP) Multiple database engine providers e.g. Amazon Aurora, SQL Server, Oracle Non-Relational (NoSQL) Amazon DynamoDB Data Warehouse (OLAP) Amazon Redshift Read more

By michal, 6 yearsAugust 29, 2020 ago

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