Filter rows with same column values in Pandas dataframe
Filter rows with same column values in a Pandas dataframe.
Every little gist
This site contains information/documentation for my codes in my Github
repositories & my notes from self-learning various topics.
Mainly contains stuff related to
machine learning,
market microstructure,
CI/CD web development
& stuff with not so trivial details that I will most probably forget
over time.
Checkout my Github.
Recent posts
Custom Sagemaker reinforcement learning container
Building & testing custom Sagemaker RL container.
Reinforcement learning custom environment in Sagemaker with Ray (RLlib)
Demo setup for simple (reinforcement learning) custom environment in Sagemaker. This example uses Proximal Policy Optimization with Ray (RLlib).
Django + Postgres + Travis CI + Heroku CD
Basic workflow of testing a Django & Postgres web app with Travis (continuous integration) & deployment to Heroku (continuous deployment).
Django + Postgres + Docker + Travis CI + Heroku CD
Basic workflow of testing a dockerized Django & Postgres web app with Travis (continuous integration) & deployment to Heroku (continuous deployment).
Dockerized Postgres connection with Django web app in Travis CI
Introducing a delay to allow proper connection between dockerized Postgres & Django web app in Travis CI.
Random policy in RLlib
Creating & seeding a random policy class in RLlib.
Custom MARL (multi-agent reinforcement learning) CDA (continuous double auction) environment
A custom MARL (multi-agent reinforcement learning) environment where multiple agents trade against one another in a CDA (continuous double auction).
Tensorflow graphs in Tensorboard
This post demonstrate how setup & access Tensorflow graphs.
.bash_profile for Mac
This post demonstrates how to create customized functions to bundle commands in a .bash_profile file on Mac.