Roberto Alves's repositories
advancing-safely-class-nodebr
Code produced in a meetup where I taught about security in the development of APIs in Node.js by NodeBR.
background-jobs-class-by-dio
Code produced in a Webinar in which I taught on background processes with Node and Redis by Digital Innovation One.
replace-special-characters
A library to replace special characters with simple characters.
audio-player-mobile
An audio player app made with React Native.
gobarber-api
A barber scheduling app that allows users to schedule an appointment with his favorite barber and shows to the barber his agenda for the day.
DIOmarketplace
Repository developed in a React Native Bootcamp module where I taught about Redux by Digital Innovation One.
beTheHero-api
An NGO application that allows register the causes that are working and show it to people in order to find funders.
scheduled-lambda
A lambda function scheduled once a minute to perform a web crawler and save the data collected in DynamoDB, with multi environments. And everything that is being made available through the Serverless Framework.
beTheHero-frontend
An NGO application that allows register the causes that are working and show it to people in order to find funders.
gobarber-frontend
A scheduling application for barbers that allows you to check your schedule for the day.
gobarber-mobile
A barber scheduling app that allows users to schedule an appointment with his favorite barber.
lambda-image-analysis-with-aws-rekognition
Automated image analysis with machine learning using a lambda function with a translation service to translate the answer in Portuguese Brazil (pt-BR).
trigger-dynamodb
Firing a trigger created in a lambda function when inserting documents in DynamoDB, using decorator for customized validations. And everything being made available through the Serverless Framework.
advanced-regression-techniques-kaggle
Predicts sales prices and practices resource engineering, RFs and gradient enhancement with the Kaggle House Prices dataset.
challenge-dataset-black-friday
Extracting some quantitative information to understand the nature of the data from the Black Friday dataset (Kaggle).
credit-score-analysis
An analysis of customer credit scores, extracting statistics from the dataset provided.
dimensionality-reduction
Exploration challenge with PCA and how we can get smaller data sets through it, using the FIFA 2019 dataset.
get-started-streamlit
A simple repository containing some steps to get started with the Streamlit library.
hypothesis-test
Practicing hypothesis testing with data on athletes from the 2016 Olympic Games in Rio de Janeiro.
kaggle-brazilian-houses-to-rent
Exploring the rent amount, using univariate and multivariate statistics, applying in the brazilian houses to rent dataset (kaggle).
manipulating-data-pandas
A simple repository containing commands for manipulating data with pandas.
probability-distribution
A repository with examples of how to work with normal distribution and binomial distribution.
probability-functions
Explores the main functions of distributing PDFs, CDFs and amounts and the relationships between two of the main distributions: normal and binomial.
working-missing-data-kaggle-titanic
This is a simple repository for working with missing data in a Titanic dataset (Kaggle).