A powerful 🚀 Android chart view / graph view library, supporting line- bar- pie- radar- bubble- and candlestick charts as well as scaling, panning and animations.

react native module for firebase cloud messaging and local notification

Behavior driven service development.

recommend using the official java sdk from github. https://github.com/slackapi/java-slack-sdk

A User-Friendly Method to Calibrate Cameras and Projector-Camera Systems